Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9\uff5cLLM\u30a2\u30d7\u30ea\u306e\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584\u5165\u9580<\/title><br \/>\n <meta name=\"description\" content=\"Langfuse\u306e\u610f\u5473\u3001LLM\u53ef\u89b3\u6e2c\u6027\u306e\u8003\u3048\u65b9\u3001Python\u3067\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3001\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u5c0e\u5165\u3001RAG\/\u30ed\u30fc\u30ab\u30ebLLM\u3067\u306e\u52b9\u679c\u3001\u6ce8\u610f\u70b9\u3092\u65e5\u672c\u8a9e\u3067\u89e3\u8aac\u3059\u308b\u521d\u5b66\u8005\u5411\u3051HTML\u30da\u30fc\u30b8\u3002\"><\/p>\n<style>\n :root{\n --bg:#f6f7fb;\n --panel:#ffffff;\n --text:#162033;\n --muted:#5d667a;\n --line:#dfe4ef;\n --accent:#3257e6;\n --accent2:#0b7f8f;\n --warn:#b45309;\n --danger:#b91c1c;\n --code-bg:#101827;\n --code-text:#eef4ff;\n --soft:#eef3ff;\n --soft2:#ecfeff;\n --good:#166534;\n --shadow:0 14px 38px rgba(22,32,51,.08);\n }\n *{box-sizing:border-box}\n body{\n margin:0;\n font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,\"Noto Sans JP\",\"Hiragino Kaku Gothic ProN\",\"Yu Gothic\",Meiryo,sans-serif;\n color:var(--text);\n background:\n radial-gradient(circle at 10% 0%, #e6edff 0, transparent 30%),\n radial-gradient(circle at 100% 20%, #dffaff 0, transparent 26%),\n var(--bg);\n line-height:1.75;\n }\n header{\n padding:56px 20px 36px;\n border-bottom:1px solid rgba(223,228,239,.8);\n }\n .wrap{max-width:1120px;margin:0 auto;padding:0 20px}\n .hero{\n display:grid;\n grid-template-columns:1.15fr .85fr;\n gap:28px;\n align-items:center;\n }\n h1{\n font-size:clamp(2rem,4vw,3.6rem);\n line-height:1.15;\n letter-spacing:-.04em;\n margin:12px 0 18px;\n }\n h2{\n font-size:clamp(1.45rem,2.4vw,2.2rem);\n line-height:1.32;\n margin:0 0 18px;\n letter-spacing:-.025em;\n }\n h3{font-size:1.2rem;margin:28px 0 12px;line-height:1.45}\n p{margin:0 0 1rem}\n a{color:var(--accent);text-decoration:none;border-bottom:1px solid rgba(50,87,230,.35)}\n a:hover{border-bottom-color:var(--accent)}\n .lead{font-size:1.08rem;color:var(--muted);max-width:780px}\n .badge{\n display:inline-flex;\n align-items:center;\n gap:8px;\n padding:7px 12px;\n border:1px solid var(--line);\n background:rgba(255,255,255,.75);\n border-radius:999px;\n color:#31405f;\n font-size:.9rem;\n font-weight:700;\n }\n .card{\n background:rgba(255,255,255,.9);\n border:1px solid var(--line);\n border-radius:24px;\n box-shadow:var(--shadow);\n padding:24px;\n }\n .hero-card{\n position:relative;\n overflow:hidden;\n min-height:280px;\n }\n .hero-card:before{\n content:\"\";\n position:absolute;inset:-60px -90px auto auto;\n width:230px;height:230px;border-radius:50%;\n background:linear-gradient(135deg,#3257e6,#18a9ba);\n opacity:.16;\n }\n .trace-box{\n position:relative;\n display:grid;\n gap:12px;\n margin-top:10px;\n }\n .trace-item{\n border:1px solid var(--line);\n border-radius:16px;\n padding:12px 14px;\n background:#fff;\n display:flex;\n justify-content:space-between;\n gap:12px;\n align-items:center;\n font-size:.95rem;\n }\n .trace-item span{color:var(--muted);font-size:.85rem}\n main{padding:38px 0 80px}\n section{margin:0 0 32px}\n .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}\n .grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}\n .mini{\n border:1px solid var(--line);\n border-radius:18px;\n padding:18px;\n background:#fff;\n }\n .mini strong{display:block;margin-bottom:6px;color:#17203a}\n .mini p{font-size:.95rem;color:var(--muted);margin:0}\n .blue{background:linear-gradient(180deg,#fff,#f4f7ff)}\n .cyan{background:linear-gradient(180deg,#fff,#f1feff)}\n .warn{background:#fff7ed;border-color:#fed7aa}\n .danger{background:#fff1f2;border-color:#fecdd3}\n .good{background:#f0fdf4;border-color:#bbf7d0}\n .toc ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}\n .toc a{display:block;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:14px;color:#24314f;font-weight:700}\n table{width:100%;border-collapse:separate;border-spacing:0;margin:12px 0 4px;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#fff}\n th,td{padding:13px 14px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}\n th{background:#f2f5fb;font-size:.9rem;color:#26324d}\n tr:last-child td{border-bottom:none}\n td:first-child{font-weight:700;white-space:nowrap}\n code{font-family:\"SFMono-Regular\",Consolas,\"Liberation Mono\",Menlo,monospace;background:#eef2ff;color:#23327a;padding:2px 6px;border-radius:7px;font-size:.92em}\n pre{background:var(--code-bg);color:var(--code-text);padding:18px;border-radius:18px;overflow:auto;border:1px solid #25334d;line-height:1.55;font-size:.92rem}\n pre code{background:transparent;color:inherit;padding:0;border-radius:0}\n .steps{counter-reset:step;display:grid;gap:14px}\n .step{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;border:1px solid var(--line);border-radius:18px;padding:16px;background:#fff}\n .step:before{counter-increment:step;content:counter(step);width:36px;height:36px;display:grid;place-items:center;background:var(--accent);color:#fff;border-radius:12px;font-weight:800}\n .note{border-left:5px solid var(--accent);padding:14px 16px;background:var(--soft);border-radius:14px;margin:14px 0}\n .note.warnline{border-left-color:var(--warn);background:#fff7ed}\n .note.dangerline{border-left-color:var(--danger);background:#fff1f2}\n .pill-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}\n .pill{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:.9rem;color:#34415c}\n .footer{color:var(--muted);font-size:.92rem;border-top:1px solid var(--line);padding-top:22px;margin-top:36px}\n .kbd{font-weight:800;color:#0f172a}\n @media(max-width:860px){\n .hero,.grid,.grid2{grid-template-columns:1fr}\n .toc ul{grid-template-columns:1fr}\n header{padding-top:34px}\n .wrap{padding:0 14px}\n td:first-child{white-space:normal}\n }\n <\/style>\n<p><\/head><br \/>\n<body><\/p>\n<header>\n<div class=\"wrap hero\">\n<div>\n <span class=\"badge\">LLM\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584 \u5165\u9580<\/span><\/p>\n<h1>Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9<\/h1>\n<p class=\"lead\">\n Langfuse\u306f\u3001LLM\u30a2\u30d7\u30ea\u306e\u5165\u529b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001RAG\u691c\u7d22\u7d50\u679c\u3001\u30e2\u30c7\u30eb\u5fdc\u7b54\u3001\u51e6\u7406\u6642\u9593\u3001\u30c8\u30fc\u30af\u30f3\u4f7f\u7528\u91cf\u3001\u8a55\u4fa1\u7d50\u679c\u3092\u8a18\u9332\u3057\u3001<br \/>\n \u300c\u306a\u305c\u305d\u306e\u56de\u7b54\u306b\u306a\u3063\u305f\u306e\u304b\u300d\u3092\u5f8c\u304b\u3089\u8ffd\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9LLM\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u57fa\u76e4\u3067\u3059\u3002\n <\/p>\n<div class=\"pill-list\">\n <span class=\"pill\">\u30c8\u30ec\u30fc\u30b9<\/span><br \/>\n <span class=\"pill\">\u30d7\u30ed\u30f3\u30d7\u30c8\u7ba1\u7406<\/span><br \/>\n <span class=\"pill\">\u8a55\u4fa1<\/span><br \/>\n <span class=\"pill\">RAG\u691c\u8a3c<\/span><br \/>\n <span class=\"pill\">\u30e2\u30c7\u30eb\u6bd4\u8f03<\/span><br \/>\n <span class=\"pill\">\u30b3\u30b9\u30c8\u30fb\u9045\u5ef6\u5206\u6790<\/span>\n <\/div>\n<\/p><\/div>\n<div class=\"card hero-card\">\n<h3>Langfuse\u304c\u898b\u305b\u3066\u304f\u308c\u308b\u3082\u306e<\/h3>\n<div class=\"trace-box\">\n<div class=\"trace-item\"><b>\u30e6\u30fc\u30b6\u30fc\u5165\u529b<\/b><span>\u4f55\u3092\u805e\u304b\u308c\u305f\u304b<\/span><\/div>\n<div class=\"trace-item\"><b>\u691c\u7d22\u30fbRAG<\/b><span>\u3069\u306e\u6587\u66f8\u3092\u4f7f\u3063\u305f\u304b<\/span><\/div>\n<div class=\"trace-item\"><b>\u30d7\u30ed\u30f3\u30d7\u30c8<\/b><span>LLM\u3078\u4f55\u3092\u6e21\u3057\u305f\u304b<\/span><\/div>\n<div class=\"trace-item\"><b>\u30e2\u30c7\u30eb\u5fdc\u7b54<\/b><span>\u4f55\u304c\u8fd4\u3063\u305f\u304b<\/span><\/div>\n<div class=\"trace-item\"><b>\u8a55\u4fa1\u30fb\u30b9\u30b3\u30a2<\/b><span>\u826f\u304b\u3063\u305f\u304b\u60aa\u304b\u3063\u305f\u304b<\/span><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/header>\n<p><main class=\"wrap\"><\/p>\n<section class=\"card toc\">\n<h2>\u76ee\u6b21<\/h2>\n<ul>\n<li><a href=\"#meaning\">1. Langfuse\u3068\u306f\u4f55\u304b<\/a><\/li>\n<li><a href=\"#why\">2. \u306a\u305c\u5fc5\u8981\u304b<\/a><\/li>\n<li><a href=\"#terms\">3. \u57fa\u672c\u7528\u8a9e<\/a><\/li>\n<li><a href=\"#flow\">4. \u4f7f\u3044\u65b9\u306e\u5168\u4f53\u50cf<\/a><\/li>\n<li><a href=\"#selfhost\">5. \u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u5c0e\u5165<\/a><\/li>\n<li><a href=\"#python\">6. Python\u3067\u306e\u6700\u5c0f\u69cb\u6210<\/a><\/li>\n<li><a href=\"#rag\">7. RAG\/\u30ed\u30fc\u30ab\u30ebLLM\u3067\u306e\u4f7f\u3044\u3069\u3053\u308d<\/a><\/li>\n<li><a href=\"#effects\">8. \u5c0e\u5165\u52b9\u679c<\/a><\/li>\n<li><a href=\"#caution\">9. \u6ce8\u610f\u70b9<\/a><\/li>\n<\/ul>\n<\/section>\n<section id=\"meaning\" class=\"card blue\">\n<h2>1. Langfuse\u3068\u306f\u4f55\u304b<\/h2>\n<p>\n Langfuse\u306f\u3001ChatGPT\u98a8\u30a2\u30d7\u30ea\u3001RAG\u691c\u7d22\u30b7\u30b9\u30c6\u30e0\u3001\u30ed\u30fc\u30ab\u30ebLLM\u3001AI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306a\u3069\u306e\u52d5\u4f5c\u3092\u8a18\u9332\u30fb\u5206\u6790\u3059\u308b\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3067\u3059\u3002<br \/>\n \u901a\u5e38\u306eWeb\u30ed\u30b0\u304c\u300c\u8ab0\u304c\u3001\u3044\u3064\u3001\u3069\u306eURL\u3092\u547c\u3093\u3060\u304b\u300d\u3092\u898b\u308b\u3082\u306e\u3060\u3068\u3059\u308c\u3070\u3001Langfuse\u306f<br \/>\n <strong>\u300cLLM\u306b\u4f55\u3092\u6e21\u3057\u3001\u3069\u306e\u6587\u8108\u3067\u3001\u3069\u3093\u306a\u56de\u7b54\u304c\u8fd4\u308a\u3001\u305d\u306e\u54c1\u8cea\u306f\u3069\u3046\u3060\u3063\u305f\u304b\u300d<\/strong>\u3092\u898b\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002\n <\/p>\n<div class=\"note\">\n <strong>\u77ed\u304f\u8a00\u3046\u3068\uff1a<\/strong><br \/>\n Langfuse\u306f\u3001LLM\u30a2\u30d7\u30ea\u306e<strong>\u70b9\u691c\u8a18\u9332\u7c3f<\/strong>\u3067\u3059\u3002AI\u306e\u56de\u7b54\u3092\u300c\u96f0\u56f2\u6c17\u300d\u3067\u8a55\u4fa1\u305b\u305a\u3001\u5165\u529b\u30fb\u691c\u7d22\u30fb\u30d7\u30ed\u30f3\u30d7\u30c8\u30fb\u51fa\u529b\u30fb\u8a55\u4fa1\u3092\u30bb\u30c3\u30c8\u3067\u6b8b\u3057\u307e\u3059\u3002\n <\/div>\n<table>\n<thead>\n<tr>\n<th>\u5206\u985e<\/th>\n<th>\u901a\u5e38\u306e\u30ed\u30b0<\/th>\n<th>Langfuse<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u898b\u308b\u5bfe\u8c61<\/td>\n<td>HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3001\u30a8\u30e9\u30fc\u3001\u51e6\u7406\u6642\u9593<\/td>\n<td>\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001LLM\u5fdc\u7b54\u3001RAG\u6587\u66f8\u3001token\u3001\u8a55\u4fa1<\/td>\n<\/tr>\n<tr>\n<td>\u76ee\u7684<\/td>\n<td>\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306e\u8abf\u67fb<\/td>\n<td>\u56de\u7b54\u54c1\u8cea\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001RAG\u3001\u30e2\u30c7\u30eb\u6319\u52d5\u306e\u6539\u5584<\/td>\n<\/tr>\n<tr>\n<td>\u5411\u3044\u3066\u3044\u308b\u5834\u9762<\/td>\n<td>Web\u30a2\u30d7\u30ea\u30fbAPI\u5168\u822c<\/td>\n<td>LLM\u30a2\u30d7\u30ea\u3001\u30c1\u30e3\u30c3\u30c8\u30dc\u30c3\u30c8\u3001AI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3001RAG<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"why\" class=\"card\">\n<h2>2. \u306a\u305c\u5fc5\u8981\u304b<\/h2>\n<p>\n LLM\u30a2\u30d7\u30ea\u306f\u3001\u901a\u5e38\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3088\u308a\u3082\u539f\u56e0\u5206\u6790\u304c\u96e3\u3057\u3044\u3067\u3059\u3002\u540c\u3058\u3088\u3046\u306a\u8cea\u554f\u3067\u3082\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001\u691c\u7d22\u7d50\u679c\u3001\u30e2\u30c7\u30eb\u3001temperature\u3001\u6587\u8108\u3001\u5c65\u6b74\u306b\u3088\u3063\u3066\u56de\u7b54\u304c\u5909\u308f\u308a\u307e\u3059\u3002<br \/>\n Langfuse\u3092\u5165\u308c\u306a\u3044\u5834\u5408\u3001\u554f\u984c\u304c\u8d77\u304d\u3066\u3082\u300c\u30e2\u30c7\u30eb\u304c\u60aa\u3044\u306e\u304b\u300d\u300c\u691c\u7d22\u304c\u60aa\u3044\u306e\u304b\u300d\u300c\u30d7\u30ed\u30f3\u30d7\u30c8\u304c\u60aa\u3044\u306e\u304b\u300d\u304c\u5206\u304b\u308a\u307e\u305b\u3093\u3002\n <\/p>\n<div class=\"grid\">\n<div class=\"mini danger\">\n <strong>\u56de\u7b54\u304c\u9593\u9055\u3046<\/strong><\/p>\n<p>\u539f\u56e0\u304c\u30e2\u30c7\u30eb\u306a\u306e\u304b\u3001RAG\u306e\u691c\u7d22\u6f0f\u308c\u306a\u306e\u304b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u306a\u306e\u304b\u5206\u304b\u3089\u306a\u3044\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini warn\">\n <strong>\u9045\u3044<\/strong><\/p>\n<p>\u691c\u7d22\u3001\u8981\u7d04\u3001LLM\u63a8\u8ad6\u3001\u5f8c\u51e6\u7406\u306e\u3069\u3053\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304b\u898b\u3048\u306b\u304f\u3044\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini danger\">\n <strong>\u6539\u5584\u304c\u52d8\u306b\u306a\u308b<\/strong><\/p>\n<p>\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u5909\u3048\u3066\u3082\u3001\u672c\u5f53\u306b\u826f\u304f\u306a\u3063\u305f\u304b\u6bd4\u8f03\u3067\u304d\u306a\u3044\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<p>\n Langfuse\u3092\u4f7f\u3046\u3068\u3001LLM\u30a2\u30d7\u30ea\u306e1\u56de\u306e\u5b9f\u884c\u3092<strong>\u30c8\u30ec\u30fc\u30b9<\/strong>\u3068\u3057\u3066\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002<br \/>\n \u305d\u306e\u305f\u3081\u3001\u300c\u30e6\u30fc\u30b6\u30fc\u5165\u529b \u2192 RAG\u691c\u7d22 \u2192 \u30d7\u30ed\u30f3\u30d7\u30c8\u751f\u6210 \u2192 LLM\u5fdc\u7b54 \u2192 \u8a55\u4fa1\u300d\u3068\u3044\u3046\u6d41\u308c\u3092\u5f8c\u304b\u3089\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\n <\/p>\n<\/section>\n<section id=\"terms\" class=\"card cyan\">\n<h2>3. \u57fa\u672c\u7528\u8a9e<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u7528\u8a9e<\/th>\n<th>\u610f\u5473<\/th>\n<th>\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Trace<br \/>\u30c8\u30ec\u30fc\u30b9<\/td>\n<td>1\u56de\u306e\u51e6\u7406\u5168\u4f53\u306e\u8a18\u9332\u3002\u30e6\u30fc\u30b6\u30fc\u306e1\u8cea\u554f\u306b\u5bfe\u3059\u308b\u51e6\u7406\u5168\u4f53\u3002<\/td>\n<td>\u300c\u5951\u7d04\u66f8\u306e\u4e0d\u5229\u6761\u9805\u3092\u8abf\u3079\u3066\u300d\u3068\u3044\u30461\u56de\u306e\u4f9d\u983c<\/td>\n<\/tr>\n<tr>\n<td>Observation<br \/>\u89b3\u6e2c<\/td>\n<td>\u30c8\u30ec\u30fc\u30b9\u5185\u306e\u500b\u5225\u51e6\u7406\u3002\u95a2\u6570\u3001\u691c\u7d22\u3001LLM\u547c\u3073\u51fa\u3057\u306a\u3069\u3002<\/td>\n<td>\u6587\u66f8\u691c\u7d22\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u751f\u6210\u3001LLM\u5b9f\u884c<\/td>\n<\/tr>\n<tr>\n<td>Generation<br \/>\u751f\u6210<\/td>\n<td>LLM\u306e\u547c\u3073\u51fa\u3057\u8a18\u9332\u3002\u30e2\u30c7\u30eb\u540d\u3001\u5165\u529b\u3001\u51fa\u529b\u3001token\u6570\u306a\u3069\u3002<\/td>\n<td>Qwen\u3001GPT\u3001Gemma\u3001Claude\u306a\u3069\u306e\u5fdc\u7b54<\/td>\n<\/tr>\n<tr>\n<td>Prompt<\/td>\n<td>LLM\u3078\u6e21\u3059\u6307\u793a\u6587\u3002\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5316\u30fb\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u3067\u304d\u308b\u3002<\/td>\n<td>\u300c\u3042\u306a\u305f\u306f\u5951\u7d04\u66f8\u30ec\u30d3\u30e5\u30fc\u62c5\u5f53\u3067\u3059\u2026\u300d<\/td>\n<\/tr>\n<tr>\n<td>Score<br \/>\u30b9\u30b3\u30a2<\/td>\n<td>\u56de\u7b54\u306e\u54c1\u8cea\u8a55\u4fa1\u3002\u4eba\u624b\u8a55\u4fa1\u307e\u305f\u306fLLM\u306b\u3088\u308b\u81ea\u52d5\u8a55\u4fa1\u3002<\/td>\n<td>\u6b63\u78ba\u6027 4\/5\u3001\u95a2\u9023\u6027 5\/5<\/td>\n<\/tr>\n<tr>\n<td>Session<\/td>\n<td>\u8907\u6570\u30bf\u30fc\u30f3\u306e\u4f1a\u8a71\u3084\u4e00\u9023\u306e\u5229\u7528\u5358\u4f4d\u3002<\/td>\n<td>1\u4eba\u306e\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u76f8\u8ac7\u30bb\u30c3\u30b7\u30e7\u30f3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"flow\" class=\"card\">\n<h2>4. \u4f7f\u3044\u65b9\u306e\u5168\u4f53\u50cf<\/h2>\n<div class=\"steps\">\n<div class=\"step\">\n<div>\n<h3>Langfuse\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u308b<\/h3>\n<p>Langfuse Cloud\u307e\u305f\u306f\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u74b0\u5883\u3067\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001<code>PUBLIC_KEY<\/code>\u3001<code>SECRET_KEY<\/code>\u3001<code>HOST<\/code>\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"step\">\n<div>\n<h3>\u30a2\u30d7\u30ea\u306bSDK\u3092\u5165\u308c\u308b<\/h3>\n<p>Python\u306a\u3089 <code>pip install langfuse<\/code> \u3067\u5c0e\u5165\u3057\u307e\u3059\u3002FastAPI\u3001Flask\u3001\u30d0\u30c3\u30c1\u51e6\u7406\u3001RAG\u51e6\u7406\u306a\u3069\u306b\u7d44\u307f\u8fbc\u3081\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"step\">\n<div>\n<h3>\u8a18\u9332\u3057\u305f\u3044\u95a2\u6570\u306b\u8a08\u88c5\u3059\u308b<\/h3>\n<p><code>@observe()<\/code>\u30c7\u30b3\u30ec\u30fc\u30bf\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30de\u30cd\u30fc\u30b8\u30e3\u3001\u624b\u52d5\u30a4\u30d9\u30f3\u30c8\u9001\u4fe1\u306a\u3069\u3067\u51e6\u7406\u3092\u8a18\u9332\u3057\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"step\">\n<div>\n<h3>LLM\u547c\u3073\u51fa\u3057\u30fbRAG\u691c\u7d22\u3092\u8a18\u9332\u3059\u308b<\/h3>\n<p>\u5165\u529b\u3001\u691c\u7d22\u7d50\u679c\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001\u30e2\u30c7\u30eb\u540d\u3001\u5fdc\u7b54\u3001\u51e6\u7406\u6642\u9593\u3001\u30a8\u30e9\u30fc\u306a\u3069\u3092Langfuse\u3078\u9001\u308a\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"step\">\n<div>\n<h3>\u753b\u9762\u3067\u5206\u6790\u3059\u308b<\/h3>\n<p>\u9045\u3044\u51e6\u7406\u3001\u5931\u6557\u3057\u305f\u51e6\u7406\u3001\u56de\u7b54\u54c1\u8cea\u304c\u4f4e\u3044\u51e6\u7406\u3001token\u4f7f\u7528\u91cf\u304c\u591a\u3044\u51e6\u7406\u3092\u78ba\u8a8d\u3057\u3001\u6539\u5584\u3057\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<section id=\"selfhost\" class=\"card blue\">\n<h2>5. \u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u5c0e\u5165<\/h2>\n<p>\n Langfuse\u306f\u30af\u30e9\u30a6\u30c9\u7248\u3060\u3051\u3067\u306a\u304f\u3001\u81ea\u793e\u30b5\u30fc\u30d0\u3001VM\u3001VPC\u3001\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u74b0\u5883\u306b\u69cb\u7bc9\u3057\u3066\u4f7f\u3046\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<br \/>\n \u5951\u7d04\u66f8\u3001\u73fe\u5834\u5199\u771f\u3001\u4f4f\u6c11\u76f8\u8ac7\u3001\u793e\u5185RAG\u6587\u66f8\u306a\u3069\u3001\u5916\u90e8\u30af\u30e9\u30a6\u30c9\u3078\u305d\u306e\u307e\u307e\u9001\u308b\u3079\u304d\u3067\u306f\u306a\u3044\u60c5\u5831\u3092\u6271\u3046\u5834\u5408\u306f\u3001<br \/>\n <strong>\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u3092\u691c\u8a0e\u3059\u308b\u4fa1\u5024\u304c\u9ad8\u3044<\/strong>\u3067\u3059\u3002\n <\/p>\n<div class=\"note warnline\">\n <strong>\u91cd\u8981\uff1a<\/strong><br \/>\n \u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u306f\u300c\u60c5\u5831\u6f0f\u3048\u3044\u30ea\u30b9\u30af\u3092\u4e0b\u3052\u308b\u9078\u629e\u80a2\u300d\u3067\u3059\u304c\u3001\u300c\u4f55\u3082\u3057\u306a\u304f\u3066\u3082\u5b89\u5168\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n \u7ba1\u7406\u753b\u9762\u306e\u516c\u958b\u7bc4\u56f2\u3001HTTPS\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u6a29\u9650\u3001\u4fdd\u5b58\u671f\u9593\u3001\u30de\u30b9\u30ad\u30f3\u30b0\u307e\u3067\u8a2d\u8a08\u3057\u3066\u521d\u3081\u3066\u610f\u5473\u304c\u3042\u308a\u307e\u3059\u3002\n <\/div>\n<h3>Cloud\u5229\u7528\u3068\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u306e\u9055\u3044<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u9805\u76ee<\/th>\n<th>Langfuse Cloud<\/th>\n<th>\u30bb\u30eb\u30d5\u30db\u30b9\u30c8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5c0e\u5165\u901f\u5ea6<\/td>\n<td>\u901f\u3044\u3002\u30a2\u30ab\u30a6\u30f3\u30c8\u4f5c\u6210\u5f8c\u3059\u3050\u4f7f\u3048\u308b\u3002<\/td>\n<td>\u30b5\u30fc\u30d0\u3001Docker\/Kubernetes\u3001DB\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306a\u3069\u306e\u6e96\u5099\u304c\u5fc5\u8981\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30c7\u30fc\u30bf\u6240\u5728<\/td>\n<td>Langfuse\u5074\u306e\u7ba1\u7406\u74b0\u5883\u306b\u4fdd\u5b58\u3055\u308c\u308b\u3002<\/td>\n<td>\u81ea\u793e\u7ba1\u7406\u306eVM\u3001VPC\u3001\u30aa\u30f3\u30d7\u30ec\u74b0\u5883\u306b\u7f6e\u3051\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u904b\u7528\u8ca0\u8377<\/td>\n<td>\u4f4e\u3044\u3002\u57fa\u76e4\u904b\u7528\u306fLangfuse\u5074\u3002<\/td>\n<td>\u9ad8\u3044\u3002\u66f4\u65b0\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u76e3\u8996\u3001\u969c\u5bb3\u5bfe\u5fdc\u304c\u5fc5\u8981\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6a5f\u5bc6\u30c7\u30fc\u30bf<\/td>\n<td>\u30c0\u30df\u30fc\u30c7\u30fc\u30bf\u3084\u516c\u958b\u60c5\u5831\u4e2d\u5fc3\u306a\u3089\u59cb\u3081\u3084\u3059\u3044\u3002<\/td>\n<td>\u5951\u7d04\u66f8\u3001\u9867\u5ba2\u60c5\u5831\u3001\u884c\u653f\u30fb\u70b9\u691c\u7cfb\u30c7\u30fc\u30bf\u3067\u306f\u6709\u529b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u62e1\u5f35\u6027<\/td>\n<td>\u30d7\u30e9\u30f3\u306b\u4f9d\u5b58\u3002<\/td>\n<td>VM\u5897\u5f37\u3001Kubernetes\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u8a2d\u8a08\u3067\u62e1\u5f35\u3067\u304d\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u306e\u4ee3\u8868\u7684\u306a\u69cb\u6210<\/h3>\n<p>\n Langfuse\u306e\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u306f\u3001\u5358\u4e00\u306eWeb\u30a2\u30d7\u30ea\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002Web\/API\u3001\u975e\u540c\u671f\u30ef\u30fc\u30ab\u30fc\u3001Postgres\u3001ClickHouse\u3001Redis\/Valkey\u3001S3\u4e92\u63db\u30b9\u30c8\u30ec\u30fc\u30b8\u306a\u3069\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<br \/>\n \u305d\u306e\u305f\u3081\u3001\u6700\u521d\u306f\u516c\u5f0f\u306eDocker Compose\u69cb\u6210\u3067\u7406\u89e3\u3057\u3001\u672c\u756a\u3067\u306f\u53ef\u7528\u6027\u3068\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u8003\u3048\u3066Kubernetes\u3084\u30af\u30e9\u30a6\u30c9\u57fa\u76e4\u3078\u9032\u3080\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002\n <\/p>\n<div class=\"grid2\">\n<div class=\"mini\">\n <strong>\u5c0f\u898f\u6a21\u30fb\u691c\u8a3c<\/strong><\/p>\n<p>1\u53f0VM + Docker Compose\u3002\u6700\u77ed\u3067\u52d5\u304b\u305b\u308b\u304c\u3001\u9ad8\u53ef\u7528\u6027\u3001\u6c34\u5e73\u30b9\u30b1\u30fc\u30eb\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u5225\u9014\u8a2d\u8a08\u304c\u5fc5\u8981\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini\">\n <strong>\u672c\u756a\u30fb\u9ad8\u8ca0\u8377<\/strong><\/p>\n<p>Kubernetes\/Helm\u3001\u307e\u305f\u306fAWS\u30fbAzure\u30fbGCP\u306a\u3069\u306e\u30de\u30cd\u30fc\u30b8\u30c9\u57fa\u76e4\u3002\u904b\u7528\u8a2d\u8a08\u306f\u91cd\u3044\u304c\u3001\u8010\u969c\u5bb3\u6027\u3092\u4f5c\u308a\u3084\u3059\u3044\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini\">\n <strong>\u9ad8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong><\/p>\n<p>VPC\u5185\u3001VPN\u5185\u3001\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u3067\u7ba1\u7406\u753b\u9762\u3092\u9650\u5b9a\u516c\u958b\u3002\u5916\u90e8\u516c\u958b\u306f\u5fc5\u8981\u6700\u5c0f\u9650\u306b\u3059\u308b\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini\">\n <strong>\u5b8c\u5168\u9589\u57df\u306b\u8fd1\u3044\u69cb\u6210<\/strong><\/p>\n<p>Langfuse\u81ea\u4f53\u306f\u5fc5\u9808\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u306a\u3057\u3067\u3082\u69cb\u6210\u53ef\u80fd\u3002\u305f\u3060\u3057LLM\u8a55\u4fa1\u3084\u5916\u90e8LLM\u63a5\u7d9a\u3092\u4f7f\u3046\u306a\u3089\u5225\u9014\u51fa\u53e3\u304c\u5fc5\u8981\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<h3>\u3056\u3063\u304f\u308a\u69cb\u6210\u56f3<\/h3>\n<pre><code>LLM\/RAG\u30a2\u30d7\u30ea\n \u2502\n \u2502 trace \/ observation \/ score \u3092\u9001\u4fe1\n \u25bc\nLangfuse Web\/API \u2500\u2500 \u7ba1\u7406\u753b\u9762\u30fbSDK\/API\u53d7\u4ed8\n \u2502\n \u251c\u2500 Langfuse Worker \u2500\u2500 \u975e\u540c\u671f\u51e6\u7406\u30fb\u53d6\u308a\u8fbc\u307f\n \u251c\u2500 Postgres \u2500\u2500 \u30e6\u30fc\u30b6\u30fc\u3001\u8a2d\u5b9a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306a\u3069\n \u251c\u2500 ClickHouse \u2500\u2500 Trace \/ Observation \/ Score \u306e\u5206\u6790\u30c7\u30fc\u30bf\n \u251c\u2500 Redis\/Valkey \u2500\u2500 \u30ad\u30e5\u30fc\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\n \u2514\u2500 S3\/MinIO \u2500\u2500 \u5927\u304d\u306a\u30a4\u30d9\u30f3\u30c8\u3001\u30e1\u30c7\u30a3\u30a2\u3001\u30a8\u30af\u30b9\u30dd\u30fc\u30c8<\/code><\/pre>\n<h3>\u521d\u671f\u5c0e\u5165\u306e\u9032\u3081\u65b9<\/h3>\n<div class=\"steps\">\n<div class=\"step\">\n<div>\n<h3>\u691c\u8a3c\u7528VM\u30921\u53f0\u7528\u610f\u3059\u308b<\/h3>\n<p>Ubuntu\u306a\u3069\u306bDocker\u3068Docker Compose\u3092\u5165\u308c\u3001\u307e\u305a\u306f\u793e\u5185LAN\u307e\u305f\u306fVPN\u5185\u3060\u3051\u3067\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u516c\u5f0fDocker Compose\u3067\u8d77\u52d5\u3059\u308b<\/h3>\n<p>\u516c\u5f0f\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u53d6\u5f97\u3057\u3001<code>docker-compose.yml<\/code>\u5185\u306e\u79d8\u5bc6\u60c5\u5831\u3092\u5fc5\u305a\u5909\u66f4\u3057\u3066\u304b\u3089\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u7ba1\u7406\u753b\u9762\u3078\u30a2\u30af\u30bb\u30b9\u3059\u308b<\/h3>\n<p>\u6a19\u6e96\u3067\u306fWeb\/API\u304c<code>:3000<\/code>\u3067\u8d77\u52d5\u3057\u307e\u3059\u3002\u5916\u90e8\u516c\u958b\u3059\u308b\u5834\u5408\u306fNginx\u3084\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u3067HTTPS\u7d42\u7aef\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3068API\u30ad\u30fc\u3092\u4f5c\u308b<\/h3>\n<p>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001<code>LANGFUSE_PUBLIC_KEY<\/code>\u3001<code>LANGFUSE_SECRET_KEY<\/code>\u3001<code>LANGFUSE_HOST<\/code>\u3092\u30a2\u30d7\u30ea\u5074\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u307e\u305a\u306f1\u95a2\u6570\u3060\u3051\u8a18\u9332\u3059\u308b<\/h3>\n<p>LLM\u3092\u547c\u3076\u4e2d\u5fc3\u95a2\u6570\u306b<code>@observe()<\/code>\u3092\u4ed8\u3051\u3001\u5165\u529b\u30fb\u51fa\u529b\u30fb\u51e6\u7406\u6642\u9593\u304c\u898b\u3048\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div><\/div>\n<h3>\u672c\u756a\u524d\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u78ba\u8a8d\u9805\u76ee<\/th>\n<th>\u898b\u308b\u3079\u304d\u5185\u5bb9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u516c\u958b\u7bc4\u56f2<\/td>\n<td>\u7ba1\u7406\u753b\u9762\u3092\u5168\u4e16\u754c\u516c\u958b\u3057\u306a\u3044\u3002VPN\u3001IP\u5236\u9650\u3001\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u8a8d\u8a3c\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>HTTPS<\/td>\n<td>Nginx\u3084\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u3067TLS\u7d42\u7aef\u3057\u3001\u5e73\u6587HTTP\u306e\u307e\u307e\u5916\u90e8\u516c\u958b\u3057\u306a\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u79d8\u5bc6\u60c5\u5831<\/td>\n<td><code>NEXTAUTH_SECRET<\/code>\u3001DB\u30d1\u30b9\u30ef\u30fc\u30c9\u3001API\u30ad\u30fc\u306a\u3069\u3092\u521d\u671f\u5024\u306e\u307e\u307e\u4f7f\u308f\u306a\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/td>\n<td>Postgres\u3001ClickHouse\u3001S3\/MinIO\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u65b9\u91dd\u3092\u6c7a\u3081\u308b\u3002Docker\u30dc\u30ea\u30e5\u30fc\u30e0\u3060\u3051\u306b\u983c\u3089\u306a\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30de\u30b9\u30ad\u30f3\u30b0<\/td>\n<td>\u6c0f\u540d\u3001\u4f4f\u6240\u3001\u96fb\u8a71\u3001\u30e1\u30fc\u30eb\u3001\u5951\u7d04\u672c\u6587\u3001\u5199\u771f\u30e1\u30bf\u30c7\u30fc\u30bf\u306a\u3069\u3092\u9001\u4fe1\u524d\u306b\u524a\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u4fdd\u5b58\u671f\u9593<\/td>\n<td>\u30c8\u30ec\u30fc\u30b9\u3092\u7121\u671f\u9650\u306b\u6e9c\u3081\u308b\u3068\u30ea\u30b9\u30af\u3068\u5bb9\u91cf\u304c\u5897\u3048\u308b\u3002\u524a\u9664\u30fb\u30a2\u30fc\u30ab\u30a4\u30d6\u65b9\u91dd\u3092\u6c7a\u3081\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6642\u523b\u8a2d\u5b9a<\/td>\n<td>Postgres\u3084ClickHouse\u306a\u3069\u306e\u57fa\u76e4\u6642\u523b\u3092UTC\u3067\u63c3\u3048\u308b\u3002\u6642\u523b\u30ba\u30ec\u306f\u5206\u6790\u7d50\u679c\u306e\u6b20\u843d\u306b\u3064\u306a\u304c\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"note\">\n <strong>\u5b9f\u52d9\u5224\u65ad\uff1a<\/strong><br \/>\n \u6700\u521d\u306e\u5b66\u7fd2\u3084\u30c7\u30e2\u306fCloud\u3067\u3082\u3088\u3044\u3067\u3059\u304c\u3001\u672c\u756a\u30c7\u30fc\u30bf\u3092\u6271\u3046\u5951\u7d04\u66f8\u30ec\u30d3\u30e5\u30fc\u3001\u81ea\u6cbb\u4f53\u76f8\u8ac7\u3001\u30a4\u30f3\u30d5\u30e9\u70b9\u691c\u3001\u5199\u771f\u4ed8\u304dRAG\u3067\u306f\u3001<br \/>\n \u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u307e\u305f\u306f\u5c11\u306a\u304f\u3068\u3082\u9001\u4fe1\u524d\u30de\u30b9\u30ad\u30f3\u30b0\u3092\u524d\u63d0\u306b\u3057\u305f\u65b9\u304c\u5b89\u5168\u3067\u3059\u3002\n <\/div>\n<\/section>\n<section id=\"python\" class=\"card blue\">\n<h2>6. Python\u3067\u306e\u6700\u5c0f\u69cb\u6210<\/h2>\n<p>\n \u307e\u305a\u306fDocker\u3067Langfuse\u30b5\u30fc\u30d0\u3092\u69cb\u7bc9\u3059\u308b\u3088\u308a\u3001Langfuse Cloud\u307e\u305f\u306f\u65e2\u5b58\u306eLangfuse\u30b5\u30fc\u30d0\u3078\u30c8\u30ec\u30fc\u30b9\u3092\u9001\u308b\u69cb\u6210\u304c\u7c21\u5358\u3067\u3059\u3002<br \/>\n \u30a2\u30d7\u30ea\u5074\u306fPython SDK\u3092\u5165\u308c\u3066\u3001\u8a18\u9332\u3057\u305f\u3044\u95a2\u6570\u306b <code>@observe()<\/code> \u3092\u4ed8\u3051\u308b\u3068\u3053\u308d\u304b\u3089\u59cb\u3081\u307e\u3059\u3002\n <\/p>\n<h3>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n<pre><code>python3 -m venv .venv\nsource .venv\/bin\/activate\npip install langfuse python-dotenv openai<\/code><\/pre>\n<h3>.env \u306e\u4f8b<\/h3>\n<pre><code>LANGFUSE_PUBLIC_KEY=pk-lf-xxxxxxxxxxxxxxxx\nLANGFUSE_SECRET_KEY=sk-lf-xxxxxxxxxxxxxxxx\nLANGFUSE_HOST=https:\/\/cloud.langfuse.com\n\n# \u30ed\u30fc\u30ab\u30ebvLLM\u3084Ollama\u4e92\u63dbAPI\u3092\u4f7f\u3046\u5834\u5408\u306e\u4f8b\nOPENAI_BASE_URL=http:\/\/127.0.0.1:8000\/v1\nOPENAI_API_KEY=dummy<\/code><\/pre>\n<h3>\u6700\u5c0f\u30b5\u30f3\u30d7\u30eb<\/h3>\n<pre><code>from dotenv import load_dotenv\nfrom langfuse import observe, get_client\nfrom openai import OpenAI\n\nload_dotenv()\n\nclient = OpenAI()\nlangfuse = get_client()\n\n@observe()\ndef ask_llm(user_input: str) -> str:\n messages = [\n {\"role\": \"system\", \"content\": \"\u3042\u306a\u305f\u306f\u65e5\u672c\u8a9e\u3067\u7c21\u6f54\u306b\u7b54\u3048\u308b\u30a2\u30b7\u30b9\u30bf\u30f3\u30c8\u3067\u3059\u3002\"},\n {\"role\": \"user\", \"content\": user_input},\n ]\n\n response = client.chat.completions.create(\n model=\"local-model\",\n messages=messages,\n temperature=0.2,\n )\n\n return response.choices[0].message.content\n\nif __name__ == \"__main__\":\n answer = ask_llm(\"Langfuse\u306f\u4f55\u306b\u4f7f\u3046\u3082\u306e\u3067\u3059\u304b\uff1f\")\n print(answer)\n\n # \u30d0\u30c3\u30c1\u3084\u77ed\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u9001\u4fe1\u5b8c\u4e86\u3092\u660e\u793a\u3059\u308b\u3068\u5b89\u5168\n langfuse.flush()<\/code><\/pre>\n<div class=\"note\">\n <strong>\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong><br \/>\n <code>@observe()<\/code>\u3092\u4ed8\u3051\u305f\u95a2\u6570\u306f\u3001\u5165\u529b\u3001\u51fa\u529b\u3001\u51e6\u7406\u6642\u9593\u3001\u30a8\u30e9\u30fc\u3092Langfuse\u3078\u8a18\u9332\u3067\u304d\u307e\u3059\u3002<br \/>\n \u307e\u305a\u306f\u30a2\u30d7\u30ea\u5168\u4f53\u3092\u7d30\u304b\u304f\u8a08\u88c5\u3059\u308b\u3088\u308a\u3001LLM\u3092\u547c\u3093\u3067\u3044\u308b\u4e2d\u5fc3\u95a2\u6570\u304b\u3089\u8a18\u9332\u3059\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002\n <\/div>\n<\/section>\n<section id=\"rag\" class=\"card\">\n<h2>7. RAG\/\u30ed\u30fc\u30ab\u30ebLLM\u3067\u306e\u4f7f\u3044\u3069\u3053\u308d<\/h2>\n<p>\n RAG\u3067\u306f\u3001\u56de\u7b54\u306e\u54c1\u8cea\u306f\u30e2\u30c7\u30eb\u3060\u3051\u3067\u6c7a\u307e\u308a\u307e\u305b\u3093\u3002\u691c\u7d22\u3055\u308c\u305f\u6587\u66f8\u3001\u30c1\u30e3\u30f3\u30af\u306e\u5206\u5272\u65b9\u6cd5\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3078\u306e\u8a70\u3081\u65b9\u3001LLM\u306e\u8a2d\u5b9a\u304c\u5168\u90e8\u52b9\u304d\u307e\u3059\u3002<br \/>\n Langfuse\u3092\u4f7f\u3046\u3068\u3001\u3053\u306e\u6d41\u308c\u3092\u4e00\u9023\u306e\u8a18\u9332\u3068\u3057\u3066\u6b8b\u305b\u307e\u3059\u3002\n <\/p>\n<div class=\"grid2\">\n<div class=\"mini\">\n <strong>RAG\u3067\u8a18\u9332\u3057\u305f\u3044\u3082\u306e<\/strong><\/p>\n<p>\u691c\u7d22\u30af\u30a8\u30ea\u3001\u691c\u7d22\u7d50\u679c\u3001\u4f7f\u7528\u30c1\u30e3\u30f3\u30af\u3001\u30b9\u30b3\u30a2\u3001\u6700\u7d42\u30d7\u30ed\u30f3\u30d7\u30c8\u3001\u56de\u7b54\u3001\u53c2\u7167\u5143\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini\">\n <strong>\u30ed\u30fc\u30ab\u30ebLLM\u3067\u8a18\u9332\u3057\u305f\u3044\u3082\u306e<\/strong><\/p>\n<p>\u30e2\u30c7\u30eb\u540d\u3001\u91cf\u5b50\u5316\u65b9\u5f0f\u3001temperature\u3001max_tokens\u3001\u5fdc\u7b54\u6642\u9593\u3001GPU\u8ca0\u8377\u306e\u50be\u5411\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<h3>RAG\u51e6\u7406\u306e\u8a18\u9332\u30a4\u30e1\u30fc\u30b8<\/h3>\n<pre><code>from langfuse import observe\n\n@observe()\ndef rag_answer(question: str) -> str:\n docs = search_documents(question) # \u3069\u306e\u6587\u66f8\u304c\u53d6\u308c\u305f\u304b\u3092\u8a18\u9332\u3057\u305f\u3044\n prompt = build_prompt(question, docs) # LLM\u3078\u5b9f\u969b\u306b\u6e21\u3059\u5185\u5bb9\u3092\u8a18\u9332\u3057\u305f\u3044\n answer = call_llm(prompt) # \u30e2\u30c7\u30eb\u5fdc\u7b54\u3092\u8a18\u9332\u3057\u305f\u3044\n return answer<\/code><\/pre>\n<p>\n \u3053\u306e\u5f62\u306b\u3057\u3066\u304a\u304f\u3068\u3001\u56de\u7b54\u304c\u60aa\u304b\u3063\u305f\u3068\u304d\u306b\u300c\u691c\u7d22\u6642\u70b9\u3067\u5fc5\u8981\u306a\u6587\u66f8\u304c\u53d6\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u300d\u306e\u304b\u3001<br \/>\n \u300c\u6587\u66f8\u306f\u53d6\u308c\u3066\u3044\u305f\u304c\u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u3046\u307e\u304f\u5165\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u300d\u306e\u304b\u3001<br \/>\n \u300c\u30d7\u30ed\u30f3\u30d7\u30c8\u306f\u826f\u3044\u304c\u30e2\u30c7\u30eb\u304c\u8aad\u307f\u9055\u3048\u305f\u300d\u306e\u304b\u3092\u5207\u308a\u5206\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\n <\/p>\n<\/section>\n<section id=\"effects\" class=\"card good\">\n<h2>8. \u5c0e\u5165\u52b9\u679c<\/h2>\n<p>\n Langfuse\u306e\u52b9\u679c\u306f\u3001\u5358\u306a\u308b\u30ed\u30b0\u4fdd\u5b58\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002LLM\u30a2\u30d7\u30ea\u3092\u7d99\u7d9a\u7684\u306b\u6539\u5584\u3059\u308b\u305f\u3081\u306e\u6839\u62e0\u3092\u4f5c\u308b\u3053\u3068\u3067\u3059\u3002\n <\/p>\n<table>\n<thead>\n<tr>\n<th>\u52b9\u679c<\/th>\n<th>\u5185\u5bb9<\/th>\n<th>\u73fe\u5834\u3067\u306e\u610f\u5473<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u539f\u56e0\u5206\u6790<\/td>\n<td>\u5165\u529b\u3001\u691c\u7d22\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001\u51fa\u529b\u30921\u672c\u306e\u6d41\u308c\u3067\u78ba\u8a8d\u3067\u304d\u308b\u3002<\/td>\n<td>\u300cAI\u304c\u9593\u9055\u3048\u305f\u300d\u3067\u7d42\u308f\u3089\u305a\u3001\u539f\u56e0\u7b87\u6240\u3092\u7d5e\u308c\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u54c1\u8cea\u6539\u5584<\/td>\n<td>\u826f\u3044\u56de\u7b54\u30fb\u60aa\u3044\u56de\u7b54\u3092\u6bd4\u8f03\u3057\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3084\u691c\u7d22\u6761\u4ef6\u3092\u8abf\u6574\u3067\u304d\u308b\u3002<\/td>\n<td>\u52d8\u3067\u306f\u306a\u304f\u3001\u5c65\u6b74\u306b\u57fa\u3065\u3044\u3066\u6539\u5584\u3067\u304d\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u518d\u73fe\u6027<\/td>\n<td>\u3069\u306e\u30e2\u30c7\u30eb\u8a2d\u5b9a\u30fb\u30d7\u30ed\u30f3\u30d7\u30c8\u30fb\u5165\u529b\u3067\u51fa\u305f\u56de\u7b54\u304b\u3092\u6b8b\u305b\u308b\u3002<\/td>\n<td>\u9867\u5ba2\u8aac\u660e\u3084\u969c\u5bb3\u8abf\u67fb\u3067\u300c\u305d\u306e\u6642\u306e\u72b6\u614b\u300d\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u901f\u5ea6\u6539\u5584<\/td>\n<td>\u51e6\u7406\u3054\u3068\u306e\u6642\u9593\u3092\u8ffd\u3048\u308b\u3002<\/td>\n<td>RAG\u691c\u7d22\u304c\u9045\u3044\u306e\u304b\u3001LLM\u63a8\u8ad6\u304c\u9045\u3044\u306e\u304b\u5206\u304b\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30b3\u30b9\u30c8\u7ba1\u7406<\/td>\n<td>token\u6570\u3001\u30e2\u30c7\u30eb\u5225\u5229\u7528\u91cf\u3001\u547c\u3073\u51fa\u3057\u56de\u6570\u3092\u628a\u63e1\u3067\u304d\u308b\u3002<\/td>\n<td>\u30af\u30e9\u30a6\u30c9API\u5229\u7528\u6599\u3084\u30ed\u30fc\u30ab\u30ebGPU\u8ca0\u8377\u3092\u5236\u5fa1\u3057\u3084\u3059\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u8a55\u4fa1\u57fa\u76e4<\/td>\n<td>\u56de\u7b54\u306b\u30b9\u30b3\u30a2\u3092\u4ed8\u3051\u3001\u30e2\u30c7\u30eb\u3084\u30d7\u30ed\u30f3\u30d7\u30c8\u306e\u6bd4\u8f03\u306b\u4f7f\u3048\u308b\u3002<\/td>\n<td>\u30e2\u30c7\u30eb\u66f4\u65b0\u524d\u5f8c\u306e\u54c1\u8cea\u5dee\u3092\u8aac\u660e\u3067\u304d\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"caution\" class=\"card danger\">\n<h2>9. \u6ce8\u610f\u70b9<\/h2>\n<p>\n Langfuse\u306f\u4fbf\u5229\u3067\u3059\u304c\u3001\u5165\u529b\u30fb\u30d7\u30ed\u30f3\u30d7\u30c8\u30fb\u56de\u7b54\u3092\u8a18\u9332\u3059\u308b\u6027\u8cea\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n \u696d\u52d9\u5229\u7528\u3067\u306f\u3001\u4fbf\u5229\u3055\u3088\u308a\u5148\u306b\u60c5\u5831\u7ba1\u7406\u3092\u8a2d\u8a08\u3057\u306a\u3044\u3068\u5371\u967a\u3067\u3059\u3002\n <\/p>\n<div class=\"grid2\">\n<div class=\"mini danger\">\n <strong>\u500b\u4eba\u60c5\u5831\u30fb\u6a5f\u5bc6\u60c5\u5831<\/strong><\/p>\n<p>\u76f8\u8ac7\u5185\u5bb9\u3001\u5951\u7d04\u66f8\u3001\u793e\u5185\u6587\u66f8\u3001\u9867\u5ba2\u540d\u306a\u3069\u3092\u305d\u306e\u307e\u307e\u4fdd\u5b58\u3057\u306a\u3044\u3002\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30de\u30b9\u30af\u3001\u8981\u7d04\u3001\u4fdd\u5b58\u9664\u5916\u3092\u884c\u3046\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini warn\">\n <strong>\u4fdd\u5b58\u5bb9\u91cf<\/strong><\/p>\n<p>\u30d7\u30ed\u30f3\u30d7\u30c8\u3084RAG\u6587\u66f8\u3092\u4e38\u3054\u3068\u4fdd\u5b58\u3059\u308b\u3068\u5bb9\u91cf\u304c\u5897\u3048\u308b\u3002\u4fdd\u5b58\u671f\u9593\u3001\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3001\u5727\u7e2e\u3092\u8a2d\u8a08\u3059\u308b\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini warn\">\n <strong>\u672c\u756a\u30fb\u691c\u8a3c\u306e\u5206\u96e2<\/strong><\/p>\n<p>\u958b\u767a\u7528\u306e\u5b9f\u9a13\u30c8\u30ec\u30fc\u30b9\u3068\u3001\u672c\u756a\u30e6\u30fc\u30b6\u30fc\u306e\u30c8\u30ec\u30fc\u30b9\u306f\u5206\u3051\u308b\u3002\u30a2\u30af\u30bb\u30b9\u6a29\u3082\u5206\u3051\u308b\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini danger\">\n <strong>\u30ed\u30b0\u3092\u6b8b\u3057\u3059\u304e\u306a\u3044<\/strong><\/p>\n<p>LLM\u306b\u6e21\u3057\u305f\u60c5\u5831\u3092\u3059\u3079\u3066\u6b8b\u3059\u306e\u306f\u5371\u967a\u306a\u5834\u5408\u304c\u3042\u308b\u3002\u5fc5\u8981\u306a\u7c92\u5ea6\u3067\u8a18\u9332\u3059\u308b\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini warn\">\n <strong>\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u3067\u3082\u6cb9\u65ad\u3057\u306a\u3044<\/strong><\/p>\n<p>\u81ea\u793e\u30b5\u30fc\u30d0\u306b\u7f6e\u3044\u3066\u3082\u3001\u516c\u958b\u8a2d\u5b9a\u3001\u6a29\u9650\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001API\u30ad\u30fc\u7ba1\u7406\u3092\u8aa4\u308c\u3070\u6f0f\u3048\u3044\u3059\u308b\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"note dangerline\">\n <strong>\u5b9f\u52d9\u3067\u306e\u9244\u5247\uff1a<\/strong><br \/>\n Langfuse\u306f\u300c\u5168\u90e8\u8a18\u9332\u3059\u308b\u9053\u5177\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u6539\u5584\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u9069\u5207\u306a\u7c92\u5ea6\u3067\u6b8b\u3059\u9053\u5177\u300d\u3068\u8003\u3048\u308b\u3079\u304d\u3067\u3059\u3002\n <\/div>\n<\/section>\n<section class=\"card\">\n<h2>\u6700\u521d\u306b\u4f5c\u308b\u3079\u304d\u69cb\u6210<\/h2>\n<p>\n \u521d\u3081\u3066\u4f7f\u3046\u5834\u5408\u306f\u3001\u3044\u304d\u306a\u308a\u5927\u898f\u6a21\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u3084\u5168\u6a5f\u80fd\u5c0e\u5165\u3092\u72d9\u308f\u306a\u3044\u65b9\u304c\u3088\u3044\u3067\u3059\u3002<br \/>\n \u307e\u305a\u306f\u6b21\u306e\u69cb\u6210\u3067\u5341\u5206\u3067\u3059\u3002\n <\/p>\n<div class=\"steps\">\n<div class=\"step\">\n<div>\n<h3>1\u3064\u306eLLM\u547c\u3073\u51fa\u3057\u95a2\u6570\u3060\u3051\u8a18\u9332<\/h3>\n<p>\u30c1\u30e3\u30c3\u30c8\u3084RAG\u306e\u4e2d\u5fc3\u95a2\u6570\u306b <code>@observe()<\/code> \u3092\u4ed8\u3051\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u8cea\u554f\u30fb\u56de\u7b54\u30fb\u51e6\u7406\u6642\u9593\u3092\u898b\u308b<\/h3>\n<p>\u307e\u305a\u306f\u300c\u4f55\u3092\u805e\u304b\u308c\u3001\u4f55\u3092\u8fd4\u3057\u3001\u4f55\u79d2\u304b\u304b\u3063\u305f\u304b\u300d\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>RAG\u691c\u7d22\u7d50\u679c\u3092\u8ffd\u52a0\u3067\u8a18\u9332<\/h3>\n<p>\u5fc5\u8981\u6587\u66f8\u304c\u691c\u7d22\u3067\u304d\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u8a55\u4fa1\u30b9\u30b3\u30a2\u3092\u4ed8\u3051\u308b<\/h3>\n<p>\u826f\u3044\u56de\u7b54\u30fb\u60aa\u3044\u56de\u7b54\u3092\u84c4\u7a4d\u3057\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u6539\u5584\u3084\u30e2\u30c7\u30eb\u6bd4\u8f03\u306b\u4f7f\u3046\u3002<\/p>\n<\/div>\n<\/div><\/div>\n<\/section>\n<section class=\"card cyan\">\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\n Langfuse\u306f\u3001LLM\u30a2\u30d7\u30ea\u3092\u300c\u52d5\u3044\u305f\u30fb\u52d5\u304b\u306a\u3044\u300d\u3060\u3051\u3067\u306a\u304f\u3001<strong>\u306a\u305c\u305d\u306e\u56de\u7b54\u306b\u306a\u3063\u305f\u304b\u3001\u3069\u3046\u6539\u5584\u3059\u3079\u304d\u304b<\/strong>\u307e\u3067\u8ffd\u3046\u305f\u3081\u306e\u57fa\u76e4\u3067\u3059\u3002<br \/>\n \u7279\u306bRAG\u3001\u30ed\u30fc\u30ab\u30ebLLM\u3001\u696d\u52d9\u30c1\u30e3\u30c3\u30c8\u3001\u5951\u7d04\u66f8\u30ec\u30d3\u30e5\u30fc\u3001\u70b9\u691c\u30ec\u30dd\u30fc\u30c8\u751f\u6210\u3001\u81ea\u6cbb\u4f53\u30fb\u30a4\u30f3\u30d5\u30e9\u7cfb\u306e\u76f8\u8ac7\u652f\u63f4\u306e\u3088\u3046\u306b\u3001\u8aac\u660e\u8cac\u4efb\u304c\u5fc5\u8981\u306a\u7528\u9014\u3067\u306f\u52b9\u679c\u304c\u5927\u304d\u3044\u3067\u3059\u3002\n <\/p>\n<p>\n \u6700\u521d\u306e\u4e00\u6b69\u306f\u96e3\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002LLM\u3092\u547c\u3076\u95a2\u6570\u306b <code>@observe()<\/code> \u3092\u4ed8\u3051\u3001\u5165\u529b\u30fb\u51fa\u529b\u30fb\u51e6\u7406\u6642\u9593\u3092\u898b\u3048\u308b\u5316\u3059\u308b\u3002<br \/>\n \u305d\u3053\u304b\u3089RAG\u691c\u7d22\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u7ba1\u7406\u3001\u8a55\u4fa1\u3001\u30e2\u30c7\u30eb\u6bd4\u8f03\u3078\u5e83\u3052\u3066\u3044\u3051\u3070\u3088\u3044\u3067\u3059\u3002\n <\/p>\n<\/section>\n<section class=\"footer\">\n<h2>\u53c2\u8003\u8cc7\u6599<\/h2>\n<p>\u3053\u306e\u30da\u30fc\u30b8\u306f\u3001Langfuse\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u6982\u8981\u3001SDK\u8a08\u88c5\u3001\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u60c5\u5831\u3092\u3082\u3068\u306b\u3001\u65e5\u672c\u8a9e\u306e\u5b9f\u52d9\u5411\u3051\u8aac\u660e\u3068\u3057\u3066\u518d\u69cb\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/langfuse.com\/docs\">Langfuse Documentation<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/docs\/observability\/sdk\/instrumentation\">Langfuse SDK Instrumentation<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/docs\/observability\/sdk\/overview\">Langfuse SDK Overview<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\">Langfuse Self-hosting<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\/deployment\/docker-compose\">Self-hosting: Docker Compose Deployment<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\/deployment\/kubernetes-helm\">Self-hosting: Kubernetes Helm<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\/security\/networking\">Self-hosting: Networking<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\/security\/data-masking\">Self-hosting: Data Masking<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/docs\/administration\/data-retention\">Data Retention<\/a><\/li>\n<\/ul>\n<\/section>\n<p><\/main><br \/>\n<\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9\uff5cLLM\u30a2\u30d7\u30ea\u306e\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584\u5165\u9580 LLM\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584 \u5165\u9580 Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9 Langfuse\u306f\u3001LLM\u30a2\u30d7\u30ea\u306e\u5165\u529b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001RAG\u691c\u7d22\u7d50\u679c\u3001\u30e2\u30c7\u30eb\u5fdc\u7b54\u3001\u51e6 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","vkExUnit_EyeCatch_disable":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[5,1],"tags":[],"class_list":["post-1864","post","type-post","status-publish","format-standard","hentry","category-ai","category-1"],"aioseo_notices":[],"veu_head_title_object":{"title":"","add_site_title":""},"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1864","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1864"}],"version-history":[{"count":2,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1864\/revisions"}],"predecessor-version":[{"id":1866,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1864\/revisions\/1866"}],"wp:attachment":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":1864,"date":"2026-05-26T07:47:34","date_gmt":"2026-05-25T22:47:34","guid":{"rendered":"https:\/\/beeknowledge.co.jp\/?p=1864"},"modified":"2026-05-26T07:47:35","modified_gmt":"2026-05-25T22:47:35","slug":"langfuse%e3%81%ae%e6%84%8f%e5%91%b3%e3%81%a8%e4%bd%bf%e3%81%84%e6%96%b9%ef%bd%9cllm%e3%82%a2%e3%83%97%e3%83%aa%e3%81%ae%e5%8f%af%e8%a6%b3%e6%b8%ac%e6%80%a7%e3%83%bb%e8%a9%95%e4%be%a1%e3%83%bb%e6%94%b9","status":"publish","type":"post","link":"https:\/\/beeknowledge.co.jp\/?p=1864","title":{"rendered":"Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9\uff5cLLM\u30a2\u30d7\u30ea\u306e\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584\u5165\u9580"},"content":{"rendered":"

\n
\n
\n
\n
\n Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9\uff5cLLM\u30a2\u30d7\u30ea\u306e\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584\u5165\u9580<\/title><br \/>\n <meta name=\"description\" content=\"Langfuse\u306e\u610f\u5473\u3001LLM\u53ef\u89b3\u6e2c\u6027\u306e\u8003\u3048\u65b9\u3001Python\u3067\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u3001\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u5c0e\u5165\u3001RAG\/\u30ed\u30fc\u30ab\u30ebLLM\u3067\u306e\u52b9\u679c\u3001\u6ce8\u610f\u70b9\u3092\u65e5\u672c\u8a9e\u3067\u89e3\u8aac\u3059\u308b\u521d\u5b66\u8005\u5411\u3051HTML\u30da\u30fc\u30b8\u3002\"><\/p>\n<style>\n :root{\n --bg:#f6f7fb;\n --panel:#ffffff;\n --text:#162033;\n --muted:#5d667a;\n --line:#dfe4ef;\n --accent:#3257e6;\n --accent2:#0b7f8f;\n --warn:#b45309;\n --danger:#b91c1c;\n --code-bg:#101827;\n --code-text:#eef4ff;\n --soft:#eef3ff;\n --soft2:#ecfeff;\n --good:#166534;\n --shadow:0 14px 38px rgba(22,32,51,.08);\n }\n *{box-sizing:border-box}\n body{\n margin:0;\n font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Roboto,\"Noto Sans JP\",\"Hiragino Kaku Gothic ProN\",\"Yu Gothic\",Meiryo,sans-serif;\n color:var(--text);\n background:\n radial-gradient(circle at 10% 0%, #e6edff 0, transparent 30%),\n radial-gradient(circle at 100% 20%, #dffaff 0, transparent 26%),\n var(--bg);\n line-height:1.75;\n }\n header{\n padding:56px 20px 36px;\n border-bottom:1px solid rgba(223,228,239,.8);\n }\n .wrap{max-width:1120px;margin:0 auto;padding:0 20px}\n .hero{\n display:grid;\n grid-template-columns:1.15fr .85fr;\n gap:28px;\n align-items:center;\n }\n h1{\n font-size:clamp(2rem,4vw,3.6rem);\n line-height:1.15;\n letter-spacing:-.04em;\n margin:12px 0 18px;\n }\n h2{\n font-size:clamp(1.45rem,2.4vw,2.2rem);\n line-height:1.32;\n margin:0 0 18px;\n letter-spacing:-.025em;\n }\n h3{font-size:1.2rem;margin:28px 0 12px;line-height:1.45}\n p{margin:0 0 1rem}\n a{color:var(--accent);text-decoration:none;border-bottom:1px solid rgba(50,87,230,.35)}\n a:hover{border-bottom-color:var(--accent)}\n .lead{font-size:1.08rem;color:var(--muted);max-width:780px}\n .badge{\n display:inline-flex;\n align-items:center;\n gap:8px;\n padding:7px 12px;\n border:1px solid var(--line);\n background:rgba(255,255,255,.75);\n border-radius:999px;\n color:#31405f;\n font-size:.9rem;\n font-weight:700;\n }\n .card{\n background:rgba(255,255,255,.9);\n border:1px solid var(--line);\n border-radius:24px;\n box-shadow:var(--shadow);\n padding:24px;\n }\n .hero-card{\n position:relative;\n overflow:hidden;\n min-height:280px;\n }\n .hero-card:before{\n content:\"\";\n position:absolute;inset:-60px -90px auto auto;\n width:230px;height:230px;border-radius:50%;\n background:linear-gradient(135deg,#3257e6,#18a9ba);\n opacity:.16;\n }\n .trace-box{\n position:relative;\n display:grid;\n gap:12px;\n margin-top:10px;\n }\n .trace-item{\n border:1px solid var(--line);\n border-radius:16px;\n padding:12px 14px;\n background:#fff;\n display:flex;\n justify-content:space-between;\n gap:12px;\n align-items:center;\n font-size:.95rem;\n }\n .trace-item span{color:var(--muted);font-size:.85rem}\n main{padding:38px 0 80px}\n section{margin:0 0 32px}\n .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}\n .grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}\n .mini{\n border:1px solid var(--line);\n border-radius:18px;\n padding:18px;\n background:#fff;\n }\n .mini strong{display:block;margin-bottom:6px;color:#17203a}\n .mini p{font-size:.95rem;color:var(--muted);margin:0}\n .blue{background:linear-gradient(180deg,#fff,#f4f7ff)}\n .cyan{background:linear-gradient(180deg,#fff,#f1feff)}\n .warn{background:#fff7ed;border-color:#fed7aa}\n .danger{background:#fff1f2;border-color:#fecdd3}\n .good{background:#f0fdf4;border-color:#bbf7d0}\n .toc ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}\n .toc a{display:block;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:14px;color:#24314f;font-weight:700}\n table{width:100%;border-collapse:separate;border-spacing:0;margin:12px 0 4px;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:#fff}\n th,td{padding:13px 14px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}\n th{background:#f2f5fb;font-size:.9rem;color:#26324d}\n tr:last-child td{border-bottom:none}\n td:first-child{font-weight:700;white-space:nowrap}\n code{font-family:\"SFMono-Regular\",Consolas,\"Liberation Mono\",Menlo,monospace;background:#eef2ff;color:#23327a;padding:2px 6px;border-radius:7px;font-size:.92em}\n pre{background:var(--code-bg);color:var(--code-text);padding:18px;border-radius:18px;overflow:auto;border:1px solid #25334d;line-height:1.55;font-size:.92rem}\n pre code{background:transparent;color:inherit;padding:0;border-radius:0}\n .steps{counter-reset:step;display:grid;gap:14px}\n .step{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;border:1px solid var(--line);border-radius:18px;padding:16px;background:#fff}\n .step:before{counter-increment:step;content:counter(step);width:36px;height:36px;display:grid;place-items:center;background:var(--accent);color:#fff;border-radius:12px;font-weight:800}\n .note{border-left:5px solid var(--accent);padding:14px 16px;background:var(--soft);border-radius:14px;margin:14px 0}\n .note.warnline{border-left-color:var(--warn);background:#fff7ed}\n .note.dangerline{border-left-color:var(--danger);background:#fff1f2}\n .pill-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}\n .pill{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:.9rem;color:#34415c}\n .footer{color:var(--muted);font-size:.92rem;border-top:1px solid var(--line);padding-top:22px;margin-top:36px}\n .kbd{font-weight:800;color:#0f172a}\n @media(max-width:860px){\n .hero,.grid,.grid2{grid-template-columns:1fr}\n .toc ul{grid-template-columns:1fr}\n header{padding-top:34px}\n .wrap{padding:0 14px}\n td:first-child{white-space:normal}\n }\n <\/style>\n<p><\/head><br \/>\n<body><\/p>\n<header>\n<div class=\"wrap hero\">\n<div>\n <span class=\"badge\">LLM\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584 \u5165\u9580<\/span><\/p>\n<h1>Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9<\/h1>\n<p class=\"lead\">\n Langfuse\u306f\u3001LLM\u30a2\u30d7\u30ea\u306e\u5165\u529b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001RAG\u691c\u7d22\u7d50\u679c\u3001\u30e2\u30c7\u30eb\u5fdc\u7b54\u3001\u51e6\u7406\u6642\u9593\u3001\u30c8\u30fc\u30af\u30f3\u4f7f\u7528\u91cf\u3001\u8a55\u4fa1\u7d50\u679c\u3092\u8a18\u9332\u3057\u3001<br \/>\n \u300c\u306a\u305c\u305d\u306e\u56de\u7b54\u306b\u306a\u3063\u305f\u306e\u304b\u300d\u3092\u5f8c\u304b\u3089\u8ffd\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306e\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9LLM\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u57fa\u76e4\u3067\u3059\u3002\n <\/p>\n<div class=\"pill-list\">\n <span class=\"pill\">\u30c8\u30ec\u30fc\u30b9<\/span><br \/>\n <span class=\"pill\">\u30d7\u30ed\u30f3\u30d7\u30c8\u7ba1\u7406<\/span><br \/>\n <span class=\"pill\">\u8a55\u4fa1<\/span><br \/>\n <span class=\"pill\">RAG\u691c\u8a3c<\/span><br \/>\n <span class=\"pill\">\u30e2\u30c7\u30eb\u6bd4\u8f03<\/span><br \/>\n <span class=\"pill\">\u30b3\u30b9\u30c8\u30fb\u9045\u5ef6\u5206\u6790<\/span>\n <\/div>\n<\/p><\/div>\n<div class=\"card hero-card\">\n<h3>Langfuse\u304c\u898b\u305b\u3066\u304f\u308c\u308b\u3082\u306e<\/h3>\n<div class=\"trace-box\">\n<div class=\"trace-item\"><b>\u30e6\u30fc\u30b6\u30fc\u5165\u529b<\/b><span>\u4f55\u3092\u805e\u304b\u308c\u305f\u304b<\/span><\/div>\n<div class=\"trace-item\"><b>\u691c\u7d22\u30fbRAG<\/b><span>\u3069\u306e\u6587\u66f8\u3092\u4f7f\u3063\u305f\u304b<\/span><\/div>\n<div class=\"trace-item\"><b>\u30d7\u30ed\u30f3\u30d7\u30c8<\/b><span>LLM\u3078\u4f55\u3092\u6e21\u3057\u305f\u304b<\/span><\/div>\n<div class=\"trace-item\"><b>\u30e2\u30c7\u30eb\u5fdc\u7b54<\/b><span>\u4f55\u304c\u8fd4\u3063\u305f\u304b<\/span><\/div>\n<div class=\"trace-item\"><b>\u8a55\u4fa1\u30fb\u30b9\u30b3\u30a2<\/b><span>\u826f\u304b\u3063\u305f\u304b\u60aa\u304b\u3063\u305f\u304b<\/span><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/header>\n<p><main class=\"wrap\"><\/p>\n<section class=\"card toc\">\n<h2>\u76ee\u6b21<\/h2>\n<ul>\n<li><a href=\"#meaning\">1. Langfuse\u3068\u306f\u4f55\u304b<\/a><\/li>\n<li><a href=\"#why\">2. \u306a\u305c\u5fc5\u8981\u304b<\/a><\/li>\n<li><a href=\"#terms\">3. \u57fa\u672c\u7528\u8a9e<\/a><\/li>\n<li><a href=\"#flow\">4. \u4f7f\u3044\u65b9\u306e\u5168\u4f53\u50cf<\/a><\/li>\n<li><a href=\"#selfhost\">5. \u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u5c0e\u5165<\/a><\/li>\n<li><a href=\"#python\">6. Python\u3067\u306e\u6700\u5c0f\u69cb\u6210<\/a><\/li>\n<li><a href=\"#rag\">7. RAG\/\u30ed\u30fc\u30ab\u30ebLLM\u3067\u306e\u4f7f\u3044\u3069\u3053\u308d<\/a><\/li>\n<li><a href=\"#effects\">8. \u5c0e\u5165\u52b9\u679c<\/a><\/li>\n<li><a href=\"#caution\">9. \u6ce8\u610f\u70b9<\/a><\/li>\n<\/ul>\n<\/section>\n<section id=\"meaning\" class=\"card blue\">\n<h2>1. Langfuse\u3068\u306f\u4f55\u304b<\/h2>\n<p>\n Langfuse\u306f\u3001ChatGPT\u98a8\u30a2\u30d7\u30ea\u3001RAG\u691c\u7d22\u30b7\u30b9\u30c6\u30e0\u3001\u30ed\u30fc\u30ab\u30ebLLM\u3001AI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306a\u3069\u306e\u52d5\u4f5c\u3092\u8a18\u9332\u30fb\u5206\u6790\u3059\u308b\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3067\u3059\u3002<br \/>\n \u901a\u5e38\u306eWeb\u30ed\u30b0\u304c\u300c\u8ab0\u304c\u3001\u3044\u3064\u3001\u3069\u306eURL\u3092\u547c\u3093\u3060\u304b\u300d\u3092\u898b\u308b\u3082\u306e\u3060\u3068\u3059\u308c\u3070\u3001Langfuse\u306f<br \/>\n <strong>\u300cLLM\u306b\u4f55\u3092\u6e21\u3057\u3001\u3069\u306e\u6587\u8108\u3067\u3001\u3069\u3093\u306a\u56de\u7b54\u304c\u8fd4\u308a\u3001\u305d\u306e\u54c1\u8cea\u306f\u3069\u3046\u3060\u3063\u305f\u304b\u300d<\/strong>\u3092\u898b\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002\n <\/p>\n<div class=\"note\">\n <strong>\u77ed\u304f\u8a00\u3046\u3068\uff1a<\/strong><br \/>\n Langfuse\u306f\u3001LLM\u30a2\u30d7\u30ea\u306e<strong>\u70b9\u691c\u8a18\u9332\u7c3f<\/strong>\u3067\u3059\u3002AI\u306e\u56de\u7b54\u3092\u300c\u96f0\u56f2\u6c17\u300d\u3067\u8a55\u4fa1\u305b\u305a\u3001\u5165\u529b\u30fb\u691c\u7d22\u30fb\u30d7\u30ed\u30f3\u30d7\u30c8\u30fb\u51fa\u529b\u30fb\u8a55\u4fa1\u3092\u30bb\u30c3\u30c8\u3067\u6b8b\u3057\u307e\u3059\u3002\n <\/div>\n<table>\n<thead>\n<tr>\n<th>\u5206\u985e<\/th>\n<th>\u901a\u5e38\u306e\u30ed\u30b0<\/th>\n<th>Langfuse<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u898b\u308b\u5bfe\u8c61<\/td>\n<td>HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3001\u30a8\u30e9\u30fc\u3001\u51e6\u7406\u6642\u9593<\/td>\n<td>\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001LLM\u5fdc\u7b54\u3001RAG\u6587\u66f8\u3001token\u3001\u8a55\u4fa1<\/td>\n<\/tr>\n<tr>\n<td>\u76ee\u7684<\/td>\n<td>\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306e\u8abf\u67fb<\/td>\n<td>\u56de\u7b54\u54c1\u8cea\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001RAG\u3001\u30e2\u30c7\u30eb\u6319\u52d5\u306e\u6539\u5584<\/td>\n<\/tr>\n<tr>\n<td>\u5411\u3044\u3066\u3044\u308b\u5834\u9762<\/td>\n<td>Web\u30a2\u30d7\u30ea\u30fbAPI\u5168\u822c<\/td>\n<td>LLM\u30a2\u30d7\u30ea\u3001\u30c1\u30e3\u30c3\u30c8\u30dc\u30c3\u30c8\u3001AI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3001RAG<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"why\" class=\"card\">\n<h2>2. \u306a\u305c\u5fc5\u8981\u304b<\/h2>\n<p>\n LLM\u30a2\u30d7\u30ea\u306f\u3001\u901a\u5e38\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3088\u308a\u3082\u539f\u56e0\u5206\u6790\u304c\u96e3\u3057\u3044\u3067\u3059\u3002\u540c\u3058\u3088\u3046\u306a\u8cea\u554f\u3067\u3082\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001\u691c\u7d22\u7d50\u679c\u3001\u30e2\u30c7\u30eb\u3001temperature\u3001\u6587\u8108\u3001\u5c65\u6b74\u306b\u3088\u3063\u3066\u56de\u7b54\u304c\u5909\u308f\u308a\u307e\u3059\u3002<br \/>\n Langfuse\u3092\u5165\u308c\u306a\u3044\u5834\u5408\u3001\u554f\u984c\u304c\u8d77\u304d\u3066\u3082\u300c\u30e2\u30c7\u30eb\u304c\u60aa\u3044\u306e\u304b\u300d\u300c\u691c\u7d22\u304c\u60aa\u3044\u306e\u304b\u300d\u300c\u30d7\u30ed\u30f3\u30d7\u30c8\u304c\u60aa\u3044\u306e\u304b\u300d\u304c\u5206\u304b\u308a\u307e\u305b\u3093\u3002\n <\/p>\n<div class=\"grid\">\n<div class=\"mini danger\">\n <strong>\u56de\u7b54\u304c\u9593\u9055\u3046<\/strong><\/p>\n<p>\u539f\u56e0\u304c\u30e2\u30c7\u30eb\u306a\u306e\u304b\u3001RAG\u306e\u691c\u7d22\u6f0f\u308c\u306a\u306e\u304b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u306a\u306e\u304b\u5206\u304b\u3089\u306a\u3044\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini warn\">\n <strong>\u9045\u3044<\/strong><\/p>\n<p>\u691c\u7d22\u3001\u8981\u7d04\u3001LLM\u63a8\u8ad6\u3001\u5f8c\u51e6\u7406\u306e\u3069\u3053\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304b\u898b\u3048\u306b\u304f\u3044\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini danger\">\n <strong>\u6539\u5584\u304c\u52d8\u306b\u306a\u308b<\/strong><\/p>\n<p>\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u5909\u3048\u3066\u3082\u3001\u672c\u5f53\u306b\u826f\u304f\u306a\u3063\u305f\u304b\u6bd4\u8f03\u3067\u304d\u306a\u3044\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<p>\n Langfuse\u3092\u4f7f\u3046\u3068\u3001LLM\u30a2\u30d7\u30ea\u306e1\u56de\u306e\u5b9f\u884c\u3092<strong>\u30c8\u30ec\u30fc\u30b9<\/strong>\u3068\u3057\u3066\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002<br \/>\n \u305d\u306e\u305f\u3081\u3001\u300c\u30e6\u30fc\u30b6\u30fc\u5165\u529b \u2192 RAG\u691c\u7d22 \u2192 \u30d7\u30ed\u30f3\u30d7\u30c8\u751f\u6210 \u2192 LLM\u5fdc\u7b54 \u2192 \u8a55\u4fa1\u300d\u3068\u3044\u3046\u6d41\u308c\u3092\u5f8c\u304b\u3089\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\n <\/p>\n<\/section>\n<section id=\"terms\" class=\"card cyan\">\n<h2>3. \u57fa\u672c\u7528\u8a9e<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u7528\u8a9e<\/th>\n<th>\u610f\u5473<\/th>\n<th>\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Trace<br \/>\u30c8\u30ec\u30fc\u30b9<\/td>\n<td>1\u56de\u306e\u51e6\u7406\u5168\u4f53\u306e\u8a18\u9332\u3002\u30e6\u30fc\u30b6\u30fc\u306e1\u8cea\u554f\u306b\u5bfe\u3059\u308b\u51e6\u7406\u5168\u4f53\u3002<\/td>\n<td>\u300c\u5951\u7d04\u66f8\u306e\u4e0d\u5229\u6761\u9805\u3092\u8abf\u3079\u3066\u300d\u3068\u3044\u30461\u56de\u306e\u4f9d\u983c<\/td>\n<\/tr>\n<tr>\n<td>Observation<br \/>\u89b3\u6e2c<\/td>\n<td>\u30c8\u30ec\u30fc\u30b9\u5185\u306e\u500b\u5225\u51e6\u7406\u3002\u95a2\u6570\u3001\u691c\u7d22\u3001LLM\u547c\u3073\u51fa\u3057\u306a\u3069\u3002<\/td>\n<td>\u6587\u66f8\u691c\u7d22\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u751f\u6210\u3001LLM\u5b9f\u884c<\/td>\n<\/tr>\n<tr>\n<td>Generation<br \/>\u751f\u6210<\/td>\n<td>LLM\u306e\u547c\u3073\u51fa\u3057\u8a18\u9332\u3002\u30e2\u30c7\u30eb\u540d\u3001\u5165\u529b\u3001\u51fa\u529b\u3001token\u6570\u306a\u3069\u3002<\/td>\n<td>Qwen\u3001GPT\u3001Gemma\u3001Claude\u306a\u3069\u306e\u5fdc\u7b54<\/td>\n<\/tr>\n<tr>\n<td>Prompt<\/td>\n<td>LLM\u3078\u6e21\u3059\u6307\u793a\u6587\u3002\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5316\u30fb\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u3067\u304d\u308b\u3002<\/td>\n<td>\u300c\u3042\u306a\u305f\u306f\u5951\u7d04\u66f8\u30ec\u30d3\u30e5\u30fc\u62c5\u5f53\u3067\u3059\u2026\u300d<\/td>\n<\/tr>\n<tr>\n<td>Score<br \/>\u30b9\u30b3\u30a2<\/td>\n<td>\u56de\u7b54\u306e\u54c1\u8cea\u8a55\u4fa1\u3002\u4eba\u624b\u8a55\u4fa1\u307e\u305f\u306fLLM\u306b\u3088\u308b\u81ea\u52d5\u8a55\u4fa1\u3002<\/td>\n<td>\u6b63\u78ba\u6027 4\/5\u3001\u95a2\u9023\u6027 5\/5<\/td>\n<\/tr>\n<tr>\n<td>Session<\/td>\n<td>\u8907\u6570\u30bf\u30fc\u30f3\u306e\u4f1a\u8a71\u3084\u4e00\u9023\u306e\u5229\u7528\u5358\u4f4d\u3002<\/td>\n<td>1\u4eba\u306e\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u76f8\u8ac7\u30bb\u30c3\u30b7\u30e7\u30f3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"flow\" class=\"card\">\n<h2>4. \u4f7f\u3044\u65b9\u306e\u5168\u4f53\u50cf<\/h2>\n<div class=\"steps\">\n<div class=\"step\">\n<div>\n<h3>Langfuse\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u308b<\/h3>\n<p>Langfuse Cloud\u307e\u305f\u306f\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u74b0\u5883\u3067\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001<code>PUBLIC_KEY<\/code>\u3001<code>SECRET_KEY<\/code>\u3001<code>HOST<\/code>\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"step\">\n<div>\n<h3>\u30a2\u30d7\u30ea\u306bSDK\u3092\u5165\u308c\u308b<\/h3>\n<p>Python\u306a\u3089 <code>pip install langfuse<\/code> \u3067\u5c0e\u5165\u3057\u307e\u3059\u3002FastAPI\u3001Flask\u3001\u30d0\u30c3\u30c1\u51e6\u7406\u3001RAG\u51e6\u7406\u306a\u3069\u306b\u7d44\u307f\u8fbc\u3081\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"step\">\n<div>\n<h3>\u8a18\u9332\u3057\u305f\u3044\u95a2\u6570\u306b\u8a08\u88c5\u3059\u308b<\/h3>\n<p><code>@observe()<\/code>\u30c7\u30b3\u30ec\u30fc\u30bf\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30de\u30cd\u30fc\u30b8\u30e3\u3001\u624b\u52d5\u30a4\u30d9\u30f3\u30c8\u9001\u4fe1\u306a\u3069\u3067\u51e6\u7406\u3092\u8a18\u9332\u3057\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"step\">\n<div>\n<h3>LLM\u547c\u3073\u51fa\u3057\u30fbRAG\u691c\u7d22\u3092\u8a18\u9332\u3059\u308b<\/h3>\n<p>\u5165\u529b\u3001\u691c\u7d22\u7d50\u679c\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001\u30e2\u30c7\u30eb\u540d\u3001\u5fdc\u7b54\u3001\u51e6\u7406\u6642\u9593\u3001\u30a8\u30e9\u30fc\u306a\u3069\u3092Langfuse\u3078\u9001\u308a\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"step\">\n<div>\n<h3>\u753b\u9762\u3067\u5206\u6790\u3059\u308b<\/h3>\n<p>\u9045\u3044\u51e6\u7406\u3001\u5931\u6557\u3057\u305f\u51e6\u7406\u3001\u56de\u7b54\u54c1\u8cea\u304c\u4f4e\u3044\u51e6\u7406\u3001token\u4f7f\u7528\u91cf\u304c\u591a\u3044\u51e6\u7406\u3092\u78ba\u8a8d\u3057\u3001\u6539\u5584\u3057\u307e\u3059\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<section id=\"selfhost\" class=\"card blue\">\n<h2>5. \u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u5c0e\u5165<\/h2>\n<p>\n Langfuse\u306f\u30af\u30e9\u30a6\u30c9\u7248\u3060\u3051\u3067\u306a\u304f\u3001\u81ea\u793e\u30b5\u30fc\u30d0\u3001VM\u3001VPC\u3001\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u74b0\u5883\u306b\u69cb\u7bc9\u3057\u3066\u4f7f\u3046\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<br \/>\n \u5951\u7d04\u66f8\u3001\u73fe\u5834\u5199\u771f\u3001\u4f4f\u6c11\u76f8\u8ac7\u3001\u793e\u5185RAG\u6587\u66f8\u306a\u3069\u3001\u5916\u90e8\u30af\u30e9\u30a6\u30c9\u3078\u305d\u306e\u307e\u307e\u9001\u308b\u3079\u304d\u3067\u306f\u306a\u3044\u60c5\u5831\u3092\u6271\u3046\u5834\u5408\u306f\u3001<br \/>\n <strong>\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u3092\u691c\u8a0e\u3059\u308b\u4fa1\u5024\u304c\u9ad8\u3044<\/strong>\u3067\u3059\u3002\n <\/p>\n<div class=\"note warnline\">\n <strong>\u91cd\u8981\uff1a<\/strong><br \/>\n \u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u306f\u300c\u60c5\u5831\u6f0f\u3048\u3044\u30ea\u30b9\u30af\u3092\u4e0b\u3052\u308b\u9078\u629e\u80a2\u300d\u3067\u3059\u304c\u3001\u300c\u4f55\u3082\u3057\u306a\u304f\u3066\u3082\u5b89\u5168\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n \u7ba1\u7406\u753b\u9762\u306e\u516c\u958b\u7bc4\u56f2\u3001HTTPS\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u6a29\u9650\u3001\u4fdd\u5b58\u671f\u9593\u3001\u30de\u30b9\u30ad\u30f3\u30b0\u307e\u3067\u8a2d\u8a08\u3057\u3066\u521d\u3081\u3066\u610f\u5473\u304c\u3042\u308a\u307e\u3059\u3002\n <\/div>\n<h3>Cloud\u5229\u7528\u3068\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u306e\u9055\u3044<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u9805\u76ee<\/th>\n<th>Langfuse Cloud<\/th>\n<th>\u30bb\u30eb\u30d5\u30db\u30b9\u30c8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5c0e\u5165\u901f\u5ea6<\/td>\n<td>\u901f\u3044\u3002\u30a2\u30ab\u30a6\u30f3\u30c8\u4f5c\u6210\u5f8c\u3059\u3050\u4f7f\u3048\u308b\u3002<\/td>\n<td>\u30b5\u30fc\u30d0\u3001Docker\/Kubernetes\u3001DB\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306a\u3069\u306e\u6e96\u5099\u304c\u5fc5\u8981\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30c7\u30fc\u30bf\u6240\u5728<\/td>\n<td>Langfuse\u5074\u306e\u7ba1\u7406\u74b0\u5883\u306b\u4fdd\u5b58\u3055\u308c\u308b\u3002<\/td>\n<td>\u81ea\u793e\u7ba1\u7406\u306eVM\u3001VPC\u3001\u30aa\u30f3\u30d7\u30ec\u74b0\u5883\u306b\u7f6e\u3051\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u904b\u7528\u8ca0\u8377<\/td>\n<td>\u4f4e\u3044\u3002\u57fa\u76e4\u904b\u7528\u306fLangfuse\u5074\u3002<\/td>\n<td>\u9ad8\u3044\u3002\u66f4\u65b0\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u76e3\u8996\u3001\u969c\u5bb3\u5bfe\u5fdc\u304c\u5fc5\u8981\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6a5f\u5bc6\u30c7\u30fc\u30bf<\/td>\n<td>\u30c0\u30df\u30fc\u30c7\u30fc\u30bf\u3084\u516c\u958b\u60c5\u5831\u4e2d\u5fc3\u306a\u3089\u59cb\u3081\u3084\u3059\u3044\u3002<\/td>\n<td>\u5951\u7d04\u66f8\u3001\u9867\u5ba2\u60c5\u5831\u3001\u884c\u653f\u30fb\u70b9\u691c\u7cfb\u30c7\u30fc\u30bf\u3067\u306f\u6709\u529b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u62e1\u5f35\u6027<\/td>\n<td>\u30d7\u30e9\u30f3\u306b\u4f9d\u5b58\u3002<\/td>\n<td>VM\u5897\u5f37\u3001Kubernetes\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u8a2d\u8a08\u3067\u62e1\u5f35\u3067\u304d\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u306e\u4ee3\u8868\u7684\u306a\u69cb\u6210<\/h3>\n<p>\n Langfuse\u306e\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u306f\u3001\u5358\u4e00\u306eWeb\u30a2\u30d7\u30ea\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002Web\/API\u3001\u975e\u540c\u671f\u30ef\u30fc\u30ab\u30fc\u3001Postgres\u3001ClickHouse\u3001Redis\/Valkey\u3001S3\u4e92\u63db\u30b9\u30c8\u30ec\u30fc\u30b8\u306a\u3069\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<br \/>\n \u305d\u306e\u305f\u3081\u3001\u6700\u521d\u306f\u516c\u5f0f\u306eDocker Compose\u69cb\u6210\u3067\u7406\u89e3\u3057\u3001\u672c\u756a\u3067\u306f\u53ef\u7528\u6027\u3068\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u8003\u3048\u3066Kubernetes\u3084\u30af\u30e9\u30a6\u30c9\u57fa\u76e4\u3078\u9032\u3080\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002\n <\/p>\n<div class=\"grid2\">\n<div class=\"mini\">\n <strong>\u5c0f\u898f\u6a21\u30fb\u691c\u8a3c<\/strong><\/p>\n<p>1\u53f0VM + Docker Compose\u3002\u6700\u77ed\u3067\u52d5\u304b\u305b\u308b\u304c\u3001\u9ad8\u53ef\u7528\u6027\u3001\u6c34\u5e73\u30b9\u30b1\u30fc\u30eb\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306f\u5225\u9014\u8a2d\u8a08\u304c\u5fc5\u8981\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini\">\n <strong>\u672c\u756a\u30fb\u9ad8\u8ca0\u8377<\/strong><\/p>\n<p>Kubernetes\/Helm\u3001\u307e\u305f\u306fAWS\u30fbAzure\u30fbGCP\u306a\u3069\u306e\u30de\u30cd\u30fc\u30b8\u30c9\u57fa\u76e4\u3002\u904b\u7528\u8a2d\u8a08\u306f\u91cd\u3044\u304c\u3001\u8010\u969c\u5bb3\u6027\u3092\u4f5c\u308a\u3084\u3059\u3044\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini\">\n <strong>\u9ad8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/strong><\/p>\n<p>VPC\u5185\u3001VPN\u5185\u3001\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u3067\u7ba1\u7406\u753b\u9762\u3092\u9650\u5b9a\u516c\u958b\u3002\u5916\u90e8\u516c\u958b\u306f\u5fc5\u8981\u6700\u5c0f\u9650\u306b\u3059\u308b\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini\">\n <strong>\u5b8c\u5168\u9589\u57df\u306b\u8fd1\u3044\u69cb\u6210<\/strong><\/p>\n<p>Langfuse\u81ea\u4f53\u306f\u5fc5\u9808\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u306a\u3057\u3067\u3082\u69cb\u6210\u53ef\u80fd\u3002\u305f\u3060\u3057LLM\u8a55\u4fa1\u3084\u5916\u90e8LLM\u63a5\u7d9a\u3092\u4f7f\u3046\u306a\u3089\u5225\u9014\u51fa\u53e3\u304c\u5fc5\u8981\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<h3>\u3056\u3063\u304f\u308a\u69cb\u6210\u56f3<\/h3>\n<pre><code>LLM\/RAG\u30a2\u30d7\u30ea\n \u2502\n \u2502 trace \/ observation \/ score \u3092\u9001\u4fe1\n \u25bc\nLangfuse Web\/API \u2500\u2500 \u7ba1\u7406\u753b\u9762\u30fbSDK\/API\u53d7\u4ed8\n \u2502\n \u251c\u2500 Langfuse Worker \u2500\u2500 \u975e\u540c\u671f\u51e6\u7406\u30fb\u53d6\u308a\u8fbc\u307f\n \u251c\u2500 Postgres \u2500\u2500 \u30e6\u30fc\u30b6\u30fc\u3001\u8a2d\u5b9a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306a\u3069\n \u251c\u2500 ClickHouse \u2500\u2500 Trace \/ Observation \/ Score \u306e\u5206\u6790\u30c7\u30fc\u30bf\n \u251c\u2500 Redis\/Valkey \u2500\u2500 \u30ad\u30e5\u30fc\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\n \u2514\u2500 S3\/MinIO \u2500\u2500 \u5927\u304d\u306a\u30a4\u30d9\u30f3\u30c8\u3001\u30e1\u30c7\u30a3\u30a2\u3001\u30a8\u30af\u30b9\u30dd\u30fc\u30c8<\/code><\/pre>\n<h3>\u521d\u671f\u5c0e\u5165\u306e\u9032\u3081\u65b9<\/h3>\n<div class=\"steps\">\n<div class=\"step\">\n<div>\n<h3>\u691c\u8a3c\u7528VM\u30921\u53f0\u7528\u610f\u3059\u308b<\/h3>\n<p>Ubuntu\u306a\u3069\u306bDocker\u3068Docker Compose\u3092\u5165\u308c\u3001\u307e\u305a\u306f\u793e\u5185LAN\u307e\u305f\u306fVPN\u5185\u3060\u3051\u3067\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u516c\u5f0fDocker Compose\u3067\u8d77\u52d5\u3059\u308b<\/h3>\n<p>\u516c\u5f0f\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u53d6\u5f97\u3057\u3001<code>docker-compose.yml<\/code>\u5185\u306e\u79d8\u5bc6\u60c5\u5831\u3092\u5fc5\u305a\u5909\u66f4\u3057\u3066\u304b\u3089\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u7ba1\u7406\u753b\u9762\u3078\u30a2\u30af\u30bb\u30b9\u3059\u308b<\/h3>\n<p>\u6a19\u6e96\u3067\u306fWeb\/API\u304c<code>:3000<\/code>\u3067\u8d77\u52d5\u3057\u307e\u3059\u3002\u5916\u90e8\u516c\u958b\u3059\u308b\u5834\u5408\u306fNginx\u3084\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u3067HTTPS\u7d42\u7aef\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3068API\u30ad\u30fc\u3092\u4f5c\u308b<\/h3>\n<p>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001<code>LANGFUSE_PUBLIC_KEY<\/code>\u3001<code>LANGFUSE_SECRET_KEY<\/code>\u3001<code>LANGFUSE_HOST<\/code>\u3092\u30a2\u30d7\u30ea\u5074\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u307e\u305a\u306f1\u95a2\u6570\u3060\u3051\u8a18\u9332\u3059\u308b<\/h3>\n<p>LLM\u3092\u547c\u3076\u4e2d\u5fc3\u95a2\u6570\u306b<code>@observe()<\/code>\u3092\u4ed8\u3051\u3001\u5165\u529b\u30fb\u51fa\u529b\u30fb\u51e6\u7406\u6642\u9593\u304c\u898b\u3048\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div><\/div>\n<h3>\u672c\u756a\u524d\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u78ba\u8a8d\u9805\u76ee<\/th>\n<th>\u898b\u308b\u3079\u304d\u5185\u5bb9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u516c\u958b\u7bc4\u56f2<\/td>\n<td>\u7ba1\u7406\u753b\u9762\u3092\u5168\u4e16\u754c\u516c\u958b\u3057\u306a\u3044\u3002VPN\u3001IP\u5236\u9650\u3001\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u8a8d\u8a3c\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>HTTPS<\/td>\n<td>Nginx\u3084\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u3067TLS\u7d42\u7aef\u3057\u3001\u5e73\u6587HTTP\u306e\u307e\u307e\u5916\u90e8\u516c\u958b\u3057\u306a\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u79d8\u5bc6\u60c5\u5831<\/td>\n<td><code>NEXTAUTH_SECRET<\/code>\u3001DB\u30d1\u30b9\u30ef\u30fc\u30c9\u3001API\u30ad\u30fc\u306a\u3069\u3092\u521d\u671f\u5024\u306e\u307e\u307e\u4f7f\u308f\u306a\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/td>\n<td>Postgres\u3001ClickHouse\u3001S3\/MinIO\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u65b9\u91dd\u3092\u6c7a\u3081\u308b\u3002Docker\u30dc\u30ea\u30e5\u30fc\u30e0\u3060\u3051\u306b\u983c\u3089\u306a\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30de\u30b9\u30ad\u30f3\u30b0<\/td>\n<td>\u6c0f\u540d\u3001\u4f4f\u6240\u3001\u96fb\u8a71\u3001\u30e1\u30fc\u30eb\u3001\u5951\u7d04\u672c\u6587\u3001\u5199\u771f\u30e1\u30bf\u30c7\u30fc\u30bf\u306a\u3069\u3092\u9001\u4fe1\u524d\u306b\u524a\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u4fdd\u5b58\u671f\u9593<\/td>\n<td>\u30c8\u30ec\u30fc\u30b9\u3092\u7121\u671f\u9650\u306b\u6e9c\u3081\u308b\u3068\u30ea\u30b9\u30af\u3068\u5bb9\u91cf\u304c\u5897\u3048\u308b\u3002\u524a\u9664\u30fb\u30a2\u30fc\u30ab\u30a4\u30d6\u65b9\u91dd\u3092\u6c7a\u3081\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6642\u523b\u8a2d\u5b9a<\/td>\n<td>Postgres\u3084ClickHouse\u306a\u3069\u306e\u57fa\u76e4\u6642\u523b\u3092UTC\u3067\u63c3\u3048\u308b\u3002\u6642\u523b\u30ba\u30ec\u306f\u5206\u6790\u7d50\u679c\u306e\u6b20\u843d\u306b\u3064\u306a\u304c\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"note\">\n <strong>\u5b9f\u52d9\u5224\u65ad\uff1a<\/strong><br \/>\n \u6700\u521d\u306e\u5b66\u7fd2\u3084\u30c7\u30e2\u306fCloud\u3067\u3082\u3088\u3044\u3067\u3059\u304c\u3001\u672c\u756a\u30c7\u30fc\u30bf\u3092\u6271\u3046\u5951\u7d04\u66f8\u30ec\u30d3\u30e5\u30fc\u3001\u81ea\u6cbb\u4f53\u76f8\u8ac7\u3001\u30a4\u30f3\u30d5\u30e9\u70b9\u691c\u3001\u5199\u771f\u4ed8\u304dRAG\u3067\u306f\u3001<br \/>\n \u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u307e\u305f\u306f\u5c11\u306a\u304f\u3068\u3082\u9001\u4fe1\u524d\u30de\u30b9\u30ad\u30f3\u30b0\u3092\u524d\u63d0\u306b\u3057\u305f\u65b9\u304c\u5b89\u5168\u3067\u3059\u3002\n <\/div>\n<\/section>\n<section id=\"python\" class=\"card blue\">\n<h2>6. Python\u3067\u306e\u6700\u5c0f\u69cb\u6210<\/h2>\n<p>\n \u307e\u305a\u306fDocker\u3067Langfuse\u30b5\u30fc\u30d0\u3092\u69cb\u7bc9\u3059\u308b\u3088\u308a\u3001Langfuse Cloud\u307e\u305f\u306f\u65e2\u5b58\u306eLangfuse\u30b5\u30fc\u30d0\u3078\u30c8\u30ec\u30fc\u30b9\u3092\u9001\u308b\u69cb\u6210\u304c\u7c21\u5358\u3067\u3059\u3002<br \/>\n \u30a2\u30d7\u30ea\u5074\u306fPython SDK\u3092\u5165\u308c\u3066\u3001\u8a18\u9332\u3057\u305f\u3044\u95a2\u6570\u306b <code>@observe()<\/code> \u3092\u4ed8\u3051\u308b\u3068\u3053\u308d\u304b\u3089\u59cb\u3081\u307e\u3059\u3002\n <\/p>\n<h3>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n<pre><code>python3 -m venv .venv\nsource .venv\/bin\/activate\npip install langfuse python-dotenv openai<\/code><\/pre>\n<h3>.env \u306e\u4f8b<\/h3>\n<pre><code>LANGFUSE_PUBLIC_KEY=pk-lf-xxxxxxxxxxxxxxxx\nLANGFUSE_SECRET_KEY=sk-lf-xxxxxxxxxxxxxxxx\nLANGFUSE_HOST=https:\/\/cloud.langfuse.com\n\n# \u30ed\u30fc\u30ab\u30ebvLLM\u3084Ollama\u4e92\u63dbAPI\u3092\u4f7f\u3046\u5834\u5408\u306e\u4f8b\nOPENAI_BASE_URL=http:\/\/127.0.0.1:8000\/v1\nOPENAI_API_KEY=dummy<\/code><\/pre>\n<h3>\u6700\u5c0f\u30b5\u30f3\u30d7\u30eb<\/h3>\n<pre><code>from dotenv import load_dotenv\nfrom langfuse import observe, get_client\nfrom openai import OpenAI\n\nload_dotenv()\n\nclient = OpenAI()\nlangfuse = get_client()\n\n@observe()\ndef ask_llm(user_input: str) -> str:\n messages = [\n {\"role\": \"system\", \"content\": \"\u3042\u306a\u305f\u306f\u65e5\u672c\u8a9e\u3067\u7c21\u6f54\u306b\u7b54\u3048\u308b\u30a2\u30b7\u30b9\u30bf\u30f3\u30c8\u3067\u3059\u3002\"},\n {\"role\": \"user\", \"content\": user_input},\n ]\n\n response = client.chat.completions.create(\n model=\"local-model\",\n messages=messages,\n temperature=0.2,\n )\n\n return response.choices[0].message.content\n\nif __name__ == \"__main__\":\n answer = ask_llm(\"Langfuse\u306f\u4f55\u306b\u4f7f\u3046\u3082\u306e\u3067\u3059\u304b\uff1f\")\n print(answer)\n\n # \u30d0\u30c3\u30c1\u3084\u77ed\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u306f\u9001\u4fe1\u5b8c\u4e86\u3092\u660e\u793a\u3059\u308b\u3068\u5b89\u5168\n langfuse.flush()<\/code><\/pre>\n<div class=\"note\">\n <strong>\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong><br \/>\n <code>@observe()<\/code>\u3092\u4ed8\u3051\u305f\u95a2\u6570\u306f\u3001\u5165\u529b\u3001\u51fa\u529b\u3001\u51e6\u7406\u6642\u9593\u3001\u30a8\u30e9\u30fc\u3092Langfuse\u3078\u8a18\u9332\u3067\u304d\u307e\u3059\u3002<br \/>\n \u307e\u305a\u306f\u30a2\u30d7\u30ea\u5168\u4f53\u3092\u7d30\u304b\u304f\u8a08\u88c5\u3059\u308b\u3088\u308a\u3001LLM\u3092\u547c\u3093\u3067\u3044\u308b\u4e2d\u5fc3\u95a2\u6570\u304b\u3089\u8a18\u9332\u3059\u308b\u306e\u304c\u73fe\u5b9f\u7684\u3067\u3059\u3002\n <\/div>\n<\/section>\n<section id=\"rag\" class=\"card\">\n<h2>7. RAG\/\u30ed\u30fc\u30ab\u30ebLLM\u3067\u306e\u4f7f\u3044\u3069\u3053\u308d<\/h2>\n<p>\n RAG\u3067\u306f\u3001\u56de\u7b54\u306e\u54c1\u8cea\u306f\u30e2\u30c7\u30eb\u3060\u3051\u3067\u6c7a\u307e\u308a\u307e\u305b\u3093\u3002\u691c\u7d22\u3055\u308c\u305f\u6587\u66f8\u3001\u30c1\u30e3\u30f3\u30af\u306e\u5206\u5272\u65b9\u6cd5\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3078\u306e\u8a70\u3081\u65b9\u3001LLM\u306e\u8a2d\u5b9a\u304c\u5168\u90e8\u52b9\u304d\u307e\u3059\u3002<br \/>\n Langfuse\u3092\u4f7f\u3046\u3068\u3001\u3053\u306e\u6d41\u308c\u3092\u4e00\u9023\u306e\u8a18\u9332\u3068\u3057\u3066\u6b8b\u305b\u307e\u3059\u3002\n <\/p>\n<div class=\"grid2\">\n<div class=\"mini\">\n <strong>RAG\u3067\u8a18\u9332\u3057\u305f\u3044\u3082\u306e<\/strong><\/p>\n<p>\u691c\u7d22\u30af\u30a8\u30ea\u3001\u691c\u7d22\u7d50\u679c\u3001\u4f7f\u7528\u30c1\u30e3\u30f3\u30af\u3001\u30b9\u30b3\u30a2\u3001\u6700\u7d42\u30d7\u30ed\u30f3\u30d7\u30c8\u3001\u56de\u7b54\u3001\u53c2\u7167\u5143\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini\">\n <strong>\u30ed\u30fc\u30ab\u30ebLLM\u3067\u8a18\u9332\u3057\u305f\u3044\u3082\u306e<\/strong><\/p>\n<p>\u30e2\u30c7\u30eb\u540d\u3001\u91cf\u5b50\u5316\u65b9\u5f0f\u3001temperature\u3001max_tokens\u3001\u5fdc\u7b54\u6642\u9593\u3001GPU\u8ca0\u8377\u306e\u50be\u5411\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<h3>RAG\u51e6\u7406\u306e\u8a18\u9332\u30a4\u30e1\u30fc\u30b8<\/h3>\n<pre><code>from langfuse import observe\n\n@observe()\ndef rag_answer(question: str) -> str:\n docs = search_documents(question) # \u3069\u306e\u6587\u66f8\u304c\u53d6\u308c\u305f\u304b\u3092\u8a18\u9332\u3057\u305f\u3044\n prompt = build_prompt(question, docs) # LLM\u3078\u5b9f\u969b\u306b\u6e21\u3059\u5185\u5bb9\u3092\u8a18\u9332\u3057\u305f\u3044\n answer = call_llm(prompt) # \u30e2\u30c7\u30eb\u5fdc\u7b54\u3092\u8a18\u9332\u3057\u305f\u3044\n return answer<\/code><\/pre>\n<p>\n \u3053\u306e\u5f62\u306b\u3057\u3066\u304a\u304f\u3068\u3001\u56de\u7b54\u304c\u60aa\u304b\u3063\u305f\u3068\u304d\u306b\u300c\u691c\u7d22\u6642\u70b9\u3067\u5fc5\u8981\u306a\u6587\u66f8\u304c\u53d6\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u300d\u306e\u304b\u3001<br \/>\n \u300c\u6587\u66f8\u306f\u53d6\u308c\u3066\u3044\u305f\u304c\u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u3046\u307e\u304f\u5165\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u300d\u306e\u304b\u3001<br \/>\n \u300c\u30d7\u30ed\u30f3\u30d7\u30c8\u306f\u826f\u3044\u304c\u30e2\u30c7\u30eb\u304c\u8aad\u307f\u9055\u3048\u305f\u300d\u306e\u304b\u3092\u5207\u308a\u5206\u3051\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\n <\/p>\n<\/section>\n<section id=\"effects\" class=\"card good\">\n<h2>8. \u5c0e\u5165\u52b9\u679c<\/h2>\n<p>\n Langfuse\u306e\u52b9\u679c\u306f\u3001\u5358\u306a\u308b\u30ed\u30b0\u4fdd\u5b58\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002LLM\u30a2\u30d7\u30ea\u3092\u7d99\u7d9a\u7684\u306b\u6539\u5584\u3059\u308b\u305f\u3081\u306e\u6839\u62e0\u3092\u4f5c\u308b\u3053\u3068\u3067\u3059\u3002\n <\/p>\n<table>\n<thead>\n<tr>\n<th>\u52b9\u679c<\/th>\n<th>\u5185\u5bb9<\/th>\n<th>\u73fe\u5834\u3067\u306e\u610f\u5473<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u539f\u56e0\u5206\u6790<\/td>\n<td>\u5165\u529b\u3001\u691c\u7d22\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001\u51fa\u529b\u30921\u672c\u306e\u6d41\u308c\u3067\u78ba\u8a8d\u3067\u304d\u308b\u3002<\/td>\n<td>\u300cAI\u304c\u9593\u9055\u3048\u305f\u300d\u3067\u7d42\u308f\u3089\u305a\u3001\u539f\u56e0\u7b87\u6240\u3092\u7d5e\u308c\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u54c1\u8cea\u6539\u5584<\/td>\n<td>\u826f\u3044\u56de\u7b54\u30fb\u60aa\u3044\u56de\u7b54\u3092\u6bd4\u8f03\u3057\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3084\u691c\u7d22\u6761\u4ef6\u3092\u8abf\u6574\u3067\u304d\u308b\u3002<\/td>\n<td>\u52d8\u3067\u306f\u306a\u304f\u3001\u5c65\u6b74\u306b\u57fa\u3065\u3044\u3066\u6539\u5584\u3067\u304d\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u518d\u73fe\u6027<\/td>\n<td>\u3069\u306e\u30e2\u30c7\u30eb\u8a2d\u5b9a\u30fb\u30d7\u30ed\u30f3\u30d7\u30c8\u30fb\u5165\u529b\u3067\u51fa\u305f\u56de\u7b54\u304b\u3092\u6b8b\u305b\u308b\u3002<\/td>\n<td>\u9867\u5ba2\u8aac\u660e\u3084\u969c\u5bb3\u8abf\u67fb\u3067\u300c\u305d\u306e\u6642\u306e\u72b6\u614b\u300d\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u901f\u5ea6\u6539\u5584<\/td>\n<td>\u51e6\u7406\u3054\u3068\u306e\u6642\u9593\u3092\u8ffd\u3048\u308b\u3002<\/td>\n<td>RAG\u691c\u7d22\u304c\u9045\u3044\u306e\u304b\u3001LLM\u63a8\u8ad6\u304c\u9045\u3044\u306e\u304b\u5206\u304b\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30b3\u30b9\u30c8\u7ba1\u7406<\/td>\n<td>token\u6570\u3001\u30e2\u30c7\u30eb\u5225\u5229\u7528\u91cf\u3001\u547c\u3073\u51fa\u3057\u56de\u6570\u3092\u628a\u63e1\u3067\u304d\u308b\u3002<\/td>\n<td>\u30af\u30e9\u30a6\u30c9API\u5229\u7528\u6599\u3084\u30ed\u30fc\u30ab\u30ebGPU\u8ca0\u8377\u3092\u5236\u5fa1\u3057\u3084\u3059\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u8a55\u4fa1\u57fa\u76e4<\/td>\n<td>\u56de\u7b54\u306b\u30b9\u30b3\u30a2\u3092\u4ed8\u3051\u3001\u30e2\u30c7\u30eb\u3084\u30d7\u30ed\u30f3\u30d7\u30c8\u306e\u6bd4\u8f03\u306b\u4f7f\u3048\u308b\u3002<\/td>\n<td>\u30e2\u30c7\u30eb\u66f4\u65b0\u524d\u5f8c\u306e\u54c1\u8cea\u5dee\u3092\u8aac\u660e\u3067\u304d\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"caution\" class=\"card danger\">\n<h2>9. \u6ce8\u610f\u70b9<\/h2>\n<p>\n Langfuse\u306f\u4fbf\u5229\u3067\u3059\u304c\u3001\u5165\u529b\u30fb\u30d7\u30ed\u30f3\u30d7\u30c8\u30fb\u56de\u7b54\u3092\u8a18\u9332\u3059\u308b\u6027\u8cea\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n \u696d\u52d9\u5229\u7528\u3067\u306f\u3001\u4fbf\u5229\u3055\u3088\u308a\u5148\u306b\u60c5\u5831\u7ba1\u7406\u3092\u8a2d\u8a08\u3057\u306a\u3044\u3068\u5371\u967a\u3067\u3059\u3002\n <\/p>\n<div class=\"grid2\">\n<div class=\"mini danger\">\n <strong>\u500b\u4eba\u60c5\u5831\u30fb\u6a5f\u5bc6\u60c5\u5831<\/strong><\/p>\n<p>\u76f8\u8ac7\u5185\u5bb9\u3001\u5951\u7d04\u66f8\u3001\u793e\u5185\u6587\u66f8\u3001\u9867\u5ba2\u540d\u306a\u3069\u3092\u305d\u306e\u307e\u307e\u4fdd\u5b58\u3057\u306a\u3044\u3002\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30de\u30b9\u30af\u3001\u8981\u7d04\u3001\u4fdd\u5b58\u9664\u5916\u3092\u884c\u3046\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini warn\">\n <strong>\u4fdd\u5b58\u5bb9\u91cf<\/strong><\/p>\n<p>\u30d7\u30ed\u30f3\u30d7\u30c8\u3084RAG\u6587\u66f8\u3092\u4e38\u3054\u3068\u4fdd\u5b58\u3059\u308b\u3068\u5bb9\u91cf\u304c\u5897\u3048\u308b\u3002\u4fdd\u5b58\u671f\u9593\u3001\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3001\u5727\u7e2e\u3092\u8a2d\u8a08\u3059\u308b\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini warn\">\n <strong>\u672c\u756a\u30fb\u691c\u8a3c\u306e\u5206\u96e2<\/strong><\/p>\n<p>\u958b\u767a\u7528\u306e\u5b9f\u9a13\u30c8\u30ec\u30fc\u30b9\u3068\u3001\u672c\u756a\u30e6\u30fc\u30b6\u30fc\u306e\u30c8\u30ec\u30fc\u30b9\u306f\u5206\u3051\u308b\u3002\u30a2\u30af\u30bb\u30b9\u6a29\u3082\u5206\u3051\u308b\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini danger\">\n <strong>\u30ed\u30b0\u3092\u6b8b\u3057\u3059\u304e\u306a\u3044<\/strong><\/p>\n<p>LLM\u306b\u6e21\u3057\u305f\u60c5\u5831\u3092\u3059\u3079\u3066\u6b8b\u3059\u306e\u306f\u5371\u967a\u306a\u5834\u5408\u304c\u3042\u308b\u3002\u5fc5\u8981\u306a\u7c92\u5ea6\u3067\u8a18\u9332\u3059\u308b\u3002<\/p>\n<\/p><\/div>\n<div class=\"mini warn\">\n <strong>\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u3067\u3082\u6cb9\u65ad\u3057\u306a\u3044<\/strong><\/p>\n<p>\u81ea\u793e\u30b5\u30fc\u30d0\u306b\u7f6e\u3044\u3066\u3082\u3001\u516c\u958b\u8a2d\u5b9a\u3001\u6a29\u9650\u3001\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001API\u30ad\u30fc\u7ba1\u7406\u3092\u8aa4\u308c\u3070\u6f0f\u3048\u3044\u3059\u308b\u3002<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"note dangerline\">\n <strong>\u5b9f\u52d9\u3067\u306e\u9244\u5247\uff1a<\/strong><br \/>\n Langfuse\u306f\u300c\u5168\u90e8\u8a18\u9332\u3059\u308b\u9053\u5177\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u6539\u5584\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u9069\u5207\u306a\u7c92\u5ea6\u3067\u6b8b\u3059\u9053\u5177\u300d\u3068\u8003\u3048\u308b\u3079\u304d\u3067\u3059\u3002\n <\/div>\n<\/section>\n<section class=\"card\">\n<h2>\u6700\u521d\u306b\u4f5c\u308b\u3079\u304d\u69cb\u6210<\/h2>\n<p>\n \u521d\u3081\u3066\u4f7f\u3046\u5834\u5408\u306f\u3001\u3044\u304d\u306a\u308a\u5927\u898f\u6a21\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u3084\u5168\u6a5f\u80fd\u5c0e\u5165\u3092\u72d9\u308f\u306a\u3044\u65b9\u304c\u3088\u3044\u3067\u3059\u3002<br \/>\n \u307e\u305a\u306f\u6b21\u306e\u69cb\u6210\u3067\u5341\u5206\u3067\u3059\u3002\n <\/p>\n<div class=\"steps\">\n<div class=\"step\">\n<div>\n<h3>1\u3064\u306eLLM\u547c\u3073\u51fa\u3057\u95a2\u6570\u3060\u3051\u8a18\u9332<\/h3>\n<p>\u30c1\u30e3\u30c3\u30c8\u3084RAG\u306e\u4e2d\u5fc3\u95a2\u6570\u306b <code>@observe()<\/code> \u3092\u4ed8\u3051\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u8cea\u554f\u30fb\u56de\u7b54\u30fb\u51e6\u7406\u6642\u9593\u3092\u898b\u308b<\/h3>\n<p>\u307e\u305a\u306f\u300c\u4f55\u3092\u805e\u304b\u308c\u3001\u4f55\u3092\u8fd4\u3057\u3001\u4f55\u79d2\u304b\u304b\u3063\u305f\u304b\u300d\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>RAG\u691c\u7d22\u7d50\u679c\u3092\u8ffd\u52a0\u3067\u8a18\u9332<\/h3>\n<p>\u5fc5\u8981\u6587\u66f8\u304c\u691c\u7d22\u3067\u304d\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"step\">\n<div>\n<h3>\u8a55\u4fa1\u30b9\u30b3\u30a2\u3092\u4ed8\u3051\u308b<\/h3>\n<p>\u826f\u3044\u56de\u7b54\u30fb\u60aa\u3044\u56de\u7b54\u3092\u84c4\u7a4d\u3057\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u6539\u5584\u3084\u30e2\u30c7\u30eb\u6bd4\u8f03\u306b\u4f7f\u3046\u3002<\/p>\n<\/div>\n<\/div><\/div>\n<\/section>\n<section class=\"card cyan\">\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\n Langfuse\u306f\u3001LLM\u30a2\u30d7\u30ea\u3092\u300c\u52d5\u3044\u305f\u30fb\u52d5\u304b\u306a\u3044\u300d\u3060\u3051\u3067\u306a\u304f\u3001<strong>\u306a\u305c\u305d\u306e\u56de\u7b54\u306b\u306a\u3063\u305f\u304b\u3001\u3069\u3046\u6539\u5584\u3059\u3079\u304d\u304b<\/strong>\u307e\u3067\u8ffd\u3046\u305f\u3081\u306e\u57fa\u76e4\u3067\u3059\u3002<br \/>\n \u7279\u306bRAG\u3001\u30ed\u30fc\u30ab\u30ebLLM\u3001\u696d\u52d9\u30c1\u30e3\u30c3\u30c8\u3001\u5951\u7d04\u66f8\u30ec\u30d3\u30e5\u30fc\u3001\u70b9\u691c\u30ec\u30dd\u30fc\u30c8\u751f\u6210\u3001\u81ea\u6cbb\u4f53\u30fb\u30a4\u30f3\u30d5\u30e9\u7cfb\u306e\u76f8\u8ac7\u652f\u63f4\u306e\u3088\u3046\u306b\u3001\u8aac\u660e\u8cac\u4efb\u304c\u5fc5\u8981\u306a\u7528\u9014\u3067\u306f\u52b9\u679c\u304c\u5927\u304d\u3044\u3067\u3059\u3002\n <\/p>\n<p>\n \u6700\u521d\u306e\u4e00\u6b69\u306f\u96e3\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002LLM\u3092\u547c\u3076\u95a2\u6570\u306b <code>@observe()<\/code> \u3092\u4ed8\u3051\u3001\u5165\u529b\u30fb\u51fa\u529b\u30fb\u51e6\u7406\u6642\u9593\u3092\u898b\u3048\u308b\u5316\u3059\u308b\u3002<br \/>\n \u305d\u3053\u304b\u3089RAG\u691c\u7d22\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u7ba1\u7406\u3001\u8a55\u4fa1\u3001\u30e2\u30c7\u30eb\u6bd4\u8f03\u3078\u5e83\u3052\u3066\u3044\u3051\u3070\u3088\u3044\u3067\u3059\u3002\n <\/p>\n<\/section>\n<section class=\"footer\">\n<h2>\u53c2\u8003\u8cc7\u6599<\/h2>\n<p>\u3053\u306e\u30da\u30fc\u30b8\u306f\u3001Langfuse\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u6982\u8981\u3001SDK\u8a08\u88c5\u3001\u30bb\u30eb\u30d5\u30db\u30b9\u30c8\u60c5\u5831\u3092\u3082\u3068\u306b\u3001\u65e5\u672c\u8a9e\u306e\u5b9f\u52d9\u5411\u3051\u8aac\u660e\u3068\u3057\u3066\u518d\u69cb\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/langfuse.com\/docs\">Langfuse Documentation<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/docs\/observability\/sdk\/instrumentation\">Langfuse SDK Instrumentation<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/docs\/observability\/sdk\/overview\">Langfuse SDK Overview<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\">Langfuse Self-hosting<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\/deployment\/docker-compose\">Self-hosting: Docker Compose Deployment<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\/deployment\/kubernetes-helm\">Self-hosting: Kubernetes Helm<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\/security\/networking\">Self-hosting: Networking<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/self-hosting\/security\/data-masking\">Self-hosting: Data Masking<\/a><\/li>\n<li><a href=\"https:\/\/langfuse.com\/docs\/administration\/data-retention\">Data Retention<\/a><\/li>\n<\/ul>\n<\/section>\n<p><\/main><br \/>\n<\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9\uff5cLLM\u30a2\u30d7\u30ea\u306e\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584\u5165\u9580 LLM\u53ef\u89b3\u6e2c\u6027\u30fb\u8a55\u4fa1\u30fb\u6539\u5584 \u5165\u9580 Langfuse\u306e\u610f\u5473\u3068\u4f7f\u3044\u65b9 Langfuse\u306f\u3001LLM\u30a2\u30d7\u30ea\u306e\u5165\u529b\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u3001RAG\u691c\u7d22\u7d50\u679c\u3001\u30e2\u30c7\u30eb\u5fdc\u7b54\u3001\u51e6 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","vkExUnit_EyeCatch_disable":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[5,1],"tags":[],"class_list":["post-1864","post","type-post","status-publish","format-standard","hentry","category-ai","category-1"],"aioseo_notices":[],"veu_head_title_object":{"title":"","add_site_title":""},"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1864","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1864"}],"version-history":[{"count":2,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1864\/revisions"}],"predecessor-version":[{"id":1866,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/1864\/revisions\/1866"}],"wp:attachment":[{"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/beeknowledge.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}