{"id":81080,"date":"2025-12-11T16:08:53","date_gmt":"2025-12-11T07:08:53","guid":{"rendered":"https:\/\/www.creationline.com\/tech-blog\/?p=81080"},"modified":"2025-12-11T16:08:53","modified_gmt":"2025-12-11T07:08:53","slug":"neo4j-graphrag%e3%83%aa%e3%83%88%e3%83%aa%e3%83%bc%e3%83%90%e3%83%bc%e3%82%92mcp%e3%81%a8%e3%81%97%e3%81%a6%e5%ae%9f%e8%a3%85","status":"publish","type":"post","link":"https:\/\/www.creationline.com\/tech-blog\/data-management\/neo4j\/81080","title":{"rendered":"Neo4j GraphRAG\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u3092MCP\u3068\u3057\u3066\u5b9f\u88c5"},"content":{"rendered":"\n<p>\u672c\u7a3f\u306f <a href=\"https:\/\/neo4j.com\/blog\/developer\/neo4j-graphrag-retrievers-as-mcp-server\/\">Implementing Neo4j GraphRAG Retrievers as MCP Server<\/a> \u306e\u548c\u8a33\u8a18\u4e8b\u3067\u3059\u3002<br><br>VectorCypher\u691c\u7d22\u3084\u305d\u306e\u4ed6\u306eGraphRAG\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u3067MCP\u30c4\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u3092\u62e1\u5f35\u3059\u308b<\/p>\n\n\n\n<p><strong>Model Context Protocol<\/strong> (MCP) \u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304cLLM\u306b\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u63d0\u4f9b\u3059\u308b\u65b9\u6cd5\u3092\u5b9a\u7fa9\u3059\u308b\u30aa\u30fc\u30d7\u30f3\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u3067\u3042\u308a\u3001LLM\u304c\u6a19\u6e96\u5316\u3055\u308c\u305f\u30c4\u30fc\u30eb\u3092\u901a\u3058\u3066\u5916\u90e8\u30c7\u30fc\u30bf\u3084\u6a5f\u80fd\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u3088\u3046\u306aMCP\u30b5\u30fc\u30d0\u30fc\u306e\u4e00\u3064\u306b\u3001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u304c<strong>Neo4j\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308bMCP Neo4j Cypher\u30b5\u30fc\u30d0\u30fc<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306eMCP\u30b5\u30fc\u30d0\u30fc\u306b\u3088\u308a\u3001LLM\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u305f\uff08Text2Cypher\u306b\u3088\u308b\uff09\u8aad\u307f\u53d6\u308a\u304a\u3088\u3073\u66f8\u304d\u8fbc\u307f\u306eCypher\u30af\u30a8\u30ea\u3092\u3001Cypher\u69cb\u6587\u3092\u76f4\u63a5\u5b66\u7fd2\u3059\u308b\u5fc5\u8981\u306a\u304f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u60c5\u5831\u306e\u53d6\u5f97\u3068\u5b9f\u884c\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3001Text2Cypher\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u81ea\u7136\u8a00\u8a9e\u3068\u5f93\u6765\u306e\u30b0\u30e9\u30d5\u30af\u30a8\u30ea\u3068\u306e\u9593\u306b\u3001\u900f\u904e\u7684\u3067\u52b9\u679c\u7684\u306a\u6a4b\u6e21\u3057\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001<strong>\u30d9\u30af\u30c8\u30eb\u691c\u7d22<\/strong>\u306f\u7570\u306a\u308b\u8ab2\u984c\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002Text2Cypher\u3068\u306f\u7570\u306a\u308a\u3001\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306f\u5358\u306b\u81ea\u7136\u8a00\u8a9e\u3092Cypher\u30af\u30a8\u30ea\u306b\u7ffb\u8a33\u3059\u308b\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4ee3\u308f\u308a\u306b\u3001\u30c7\u30fc\u30bf\u3068\u30af\u30a8\u30ea\u306e\u57cb\u3081\u8fbc\u307f\uff08\u30a8\u30f3\u30d9\u30c7\u30a3\u30f3\u30b0\uff09\u3092\u751f\u6210\u3057\u3001\u305d\u308c\u3089\u3092\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5185\u3067\u6bd4\u8f03\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u30d7\u30ed\u30bb\u30b9\u306f\u305d\u308c\u307b\u3069\u900f\u904e\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7d50\u679c\u3092\u610f\u5473\u306e\u3042\u308b\u5f62\u3067\u89e3\u91c8\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u3069\u306e\u30c6\u30ad\u30b9\u30c8\u57cb\u3081\u8fbc\u307f\u30e2\u30c7\u30eb\u304c\u57cb\u3081\u8fbc\u307f\u306e\u4f5c\u6210\u306b\u4f7f\u7528\u3055\u308c\u305f\u304b\u3001\u305d\u3057\u3066\u30af\u30a8\u30ea\u304c\u3069\u306e\u3088\u3046\u306b\u305d\u308c\u3089\u3068\u7167\u5408\u3055\u308c\u308b\u304b\u3092\u77e5\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u52b9\u679c\u7684\u306a\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3092\u8a2d\u8a08\u3059\u308b\u306b\u306f\u3001Cypher\u751f\u6210\u3060\u3051\u3067\u306a\u304f\u3001\u57cb\u3081\u8fbc\u307f\u7ba1\u7406\u3068\u6ce8\u610f\u6df1\u3044\u30af\u30a8\u30ea\u306e\u5b9a\u5f0f\u5316\u3082\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u3001Neo4j\u306f\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3068Cypher\u3092\u7d44\u307f\u5408\u308f\u305b\u305f<strong>GraphRAG VectorCypherRetriever<\/strong>\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30d6\u30ed\u30b0\u6295\u7a3f\u3067\u306f\u3001\u3053\u306e\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u3092MCP\u30b5\u30fc\u30d0\u30fc\u3068\u3057\u3066\u516c\u958b\u3057\u3001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u305f\u3081\u306e<strong>\u8ffd\u52a0\u306e\u30c4\u30fc\u30eb<\/strong>\u3068\u3057\u3066\u5229\u7528\u53ef\u80fd\u306b\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>MCP\u30b3\u30fc\u30c9\u306f<a href=\"https:\/\/github.com\/tomasonjo-labs\/neo4j-mcp-experiments\/tree\/main\/servers\/mcp-neo4j-vector-graphrag\">GitHub<\/a>\u3067\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">GraphRAG\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u306eMCP\u30b5\u30fc\u30d0\u30fc\u3068\u3057\u3066\u306e\u516c\u958b<\/h3>\n\n\n\n<p>\u524d\u8ff0\u306e\u3068\u304a\u308a\u3001\u30c6\u30ad\u30b9\u30c8\u57cb\u3081\u8fbc\u307f\u3082\u751f\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u30ab\u30b9\u30bf\u30e0\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u304c\u5fc5\u8981\u3067\u3059\u3002\u306a\u305c\u5358\u306bLLM\u306b\u57cb\u3081\u8fbc\u307f\u30e2\u30c7\u30eb\u3092\u30c4\u30fc\u30eb\u3068\u3057\u3066\u63d0\u4f9b\u3057\u3001\u305d\u308c\u3092Text2Cypher\u3068\u7d44\u307f\u5408\u308f\u305b\u3055\u305b\u306a\u3044\u306e\u304b\u3001\u7591\u554f\u306b\u601d\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u305d\u306e\u7406\u7531\u306f\u3001\u73fe\u5728\u3001\u3042\u308b\u30c4\u30fc\u30eb\u306e\u51fa\u529b\u3092\u5225\u306e\u30c4\u30fc\u30eb\u306b\u6e21\u3059\u552f\u4e00\u306e\u65b9\u6cd5\u304c\u3001<strong>LLM\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u81ea\u4f53<\/strong>\u3092\u7d4c\u7531\u3059\u308b\u3053\u3068\u3060\u304b\u3089\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u57cb\u3081\u8fbc\u307f\u306f\u9ad8\u6b21\u5143\u30d9\u30af\u30c8\u30eb\u3067\u3042\u308a\u3001\u305d\u308c\u3089\u3092LLM\u3092\u7d4c\u7531\u3057\u3066\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u3053\u3068\u306f\u3001\u30c8\u30fc\u30af\u30f3\u3068\u9045\u5ef6\uff08\u30ec\u30a4\u30c6\u30f3\u30b7\uff09\u306e\u89b3\u70b9\u304b\u3089\u975e\u52b9\u7387\u7684\u3067\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"990\" height=\"813\" src=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2025\/12\/image-11.png\" alt=\"\" class=\"wp-image-81282\" srcset=\"https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2025\/12\/image-11.png 990w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2025\/12\/image-11-360x296.png 360w, https:\/\/www.creationline.com\/tech-blog\/cms_x3GWkuX\/wp-content\/uploads\/2025\/12\/image-11-768x631.png 768w\" sizes=\"auto, (max-width: 990px) 100vw, 990px\" \/><\/figure>\n\n\n\n<p>\u4e0a\u8a18\u306e\u56f3\u306b\u793a\u3059\u3088\u3046\u306b\u3001\u3088\u308a\u826f\u3044\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u306b\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u5168\u4f53\uff08\u57cb\u3081\u8fbc\u307f\u306e\u751f\u6210\u3068\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u5b9f\u884c\uff09\u3092\u51e6\u7406\u3055\u305b\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u57cb\u3081\u8fbc\u307f\u304cLLM\u3092\u901a\u904e\u3059\u308b\u3053\u3068\u306f\u306a\u304f\u3001\u3059\u3079\u3066\u304c\u5358\u4e00\u306e\u30c4\u30fc\u30eb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u80cc\u5f8c\u306b<strong>\u304d\u308c\u3044\u306b\u62bd\u8c61\u5316<\/strong>\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">GraphRAG VectorCypher MCP<\/h3>\n\n\n\n<p>\u3044\u3088\u3044\u3088\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u306e\u5b9f\u88c5\u3067\u3059\u3002\u79c1\u306fMCP\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u5c02\u9580\u5bb6\u3067\u306f\u306a\u3044\u305f\u3081\u3001MCP Neo4j Cypher\u30b5\u30fc\u30d0\u30fc\u306e\u69cb\u9020\uff08FastMCP\u3067\u69cb\u7bc9\u3055\u308c\u3066\u3044\u307e\u3059\uff09\u3092\u30b3\u30d4\u30fc\u3057\u3001\u305d\u308c\u3092\u9069\u5408\u3055\u305b\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u57cb\u3081\u8fbc\u307f\u30e2\u30c7\u30eb\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u67d4\u8edf\u306a\u65b9\u6cd5\u304c\u5fc5\u8981\u3067\u3059\u3002VectorCypherRetriever\u3092\u30b3\u30fc\u30c9\u306e\u5909\u66f4\u306a\u3057\u306b<strong>\u4efb\u610f\u306e\u30e2\u30c7\u30eb\u3068MCP\u4e92\u63db\u6027\u3092\u6301\u305f\u305b\u308b<\/strong>\u305f\u3081\u306b\u3001LangChain\u306e<code>init_embeddings<\/code>\u95a2\u6570\u3092\u6d3b\u7528\u3057\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u306a<code>provider:model<\/code>\u6587\u5b57\u5217\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u3001\u7570\u306a\u308b\u57cb\u3081\u8fbc\u307f\u30e2\u30c7\u30eb\u3078\u306e\u5207\u308a\u66ff\u3048\u304c\u4fe1\u3058\u3089\u308c\u306a\u3044\u307b\u3069\u7c21\u5358\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># Example\nembedding_model = init_embeddings(\"openai:text-embedding-3-small\")<\/code><\/pre>\n\n\n\n<p>\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u3092\u6a5f\u80fd\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Neo4j\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a<\/strong><\/li>\n\n\n\n<li><strong>\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/strong>\u540d<\/li>\n\n\n\n<li>\u691c\u7d22\u7528\u306e<strong>Cypher\u30af\u30a8\u30ea<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u3092\u69cb\u6210\u3057\u305f\u5f8c\u3001\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30b5\u30fc\u30d0\u30fc\u3092\u69cb\u7bc9\u3059\u308b\u95a2\u6570\u306b\u6e21\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>embedding_model = init_embeddings(embedding_model)\ndriver = GraphDatabase.driver(db_url, auth=(username, password))\nretriever = VectorCypherRetriever(\n    driver,\n    index_name=index_name,\n    embedder=embedding_model,\n    retrieval_query=retrieval_query,\n    neo4j_database=database\n)\n\nmcp = create_mcp_server(retriever, namespace)<\/code><\/pre>\n\n\n\n<p>MCP\u30b5\u30fc\u30d0\u30fc\u306f\u3001LLM\u3068\u3001<strong>\u30c4\u30fc\u30eb<\/strong>\u3068\u3057\u3066\u516c\u958b\u3055\u308c\u308b\u5916\u90e8\u6a5f\u80fd\u3068\u306e\u9593\u306e\u6a4b\u6e21\u3057\u5f79\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u30b5\u30fc\u30d0\u30fc\u306fLLM\u304c\u30e6\u30fc\u30b6\u30fc\u306e\u30af\u30a8\u30ea\u306b\u7b54\u3048\u308b\u306e\u3092\u52a9\u3051\u308b\u305f\u3081\u306b\u3001\u305d\u308c\u3089\u306e\u5b9f\u884c\u3092\u8981\u6c42\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30b1\u30fc\u30b9\u3067\u306f\u3001\u5358\u4e00\u306e\u30c4\u30fc\u30eb\u3092\u516c\u958b\u3057\u307e\u3059\u3002\u305d\u308c\u306f\u3001<strong>\u30d9\u30af\u30c8\u30eb\u691c\u7d22<\/strong>\u3092\u5b9f\u884c\u3059\u308b\u95a2\u6570\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@mcp.tool(\n    name=namespace_prefix + \"neo4j_vector\",\n    annotations=ToolAnnotations(\n        title=\"Neo4j vector\",\n        readOnlyHint=True,\n        destructiveHint=False,\n        idempotentHint=True,\n        openWorldHint=True,\n    ),\n)\nasync def vector_search(\n    query: str = Field(..., description=\"Natural language question to search for.\")\n) -> list&#91;ToolResult]:\n    \"\"\"Find relevant documents based on natural language input\"\"\"\n\n    try:\n\n        result = vector_retriever.search(query_text=query, top_k=5)\n        text = \"\\n\".join(item.content for item in result.items)\n\n        return ToolResult(content=&#91;TextContent(type=\"text\", text=text)])\n\n    except Neo4jError as e:\n        logger.error(f\"Neo4j Error executing read query: {e}\\n{query}\")\n        raise ToolError(f\"Neo4j Error: {e}\\n{query}\")\n\n    except Exception as e:\n        logger.error(f\"Error executing read query: {e}\\n{query}\")\n        raise ToolError(f\"Error: {e}\\n{query}\")<\/code><\/pre>\n\n\n\n<p>\u8981\u3059\u308b\u306b\u3001\u3053\u306e\u95a2\u6570\u306fNeo4j\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u305f\u3081\u306e\u30bb\u30de\u30f3\u30c6\u30a3\u30c3\u30af\u691c\u7d22\u30c4\u30fc\u30eb\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002LLM\u304c\u3053\u306e\u30c4\u30fc\u30eb\u306e\u4f7f\u7528\u3092\u6c7a\u5b9a\u3059\u308b\u3068\u3001\u81ea\u7136\u8a00\u8a9e\u30af\u30a8\u30ea\u3092\u305d\u308c\u306b\u6e21\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u95a2\u6570\u306f\u30d9\u30af\u30c8\u30eb\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u95a2\u9023\u6027\u306e\u9ad8\u3044\u4e0a\u4f4d5\u3064\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u51fa\u3057\u3001\u305d\u306e\u7d50\u5408\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u30b3\u30f3\u30c6\u30f3\u30c4\u3092LLM\u306b\u8fd4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e<code>@mcp.tool<\/code>\u30c7\u30b3\u30ec\u30fc\u30bf\u30fc\u304c\u3001<code>vector_search<\/code>\u95a2\u6570\u3092<strong>\u5229\u7528\u53ef\u80fd\u306a\u30c4\u30fc\u30eb\u3068\u3057\u3066\u6b63\u5f0f\u306b\u767b\u9332<\/strong>\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u30c4\u30fc\u30eb\u306e\u8aac\u660e\u306f\u3001LLM\u306b\u660e\u78ba\u306a\u6307\u793a\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u3001\u305d\u306eDocstring\u304b\u3089\u81ea\u52d5\u7684\u306b\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u30c4\u30fc\u30eb\u306b\u3064\u3044\u3066\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30c4\u30fc\u30eb\u306e\u76ee\u7684\uff08\u300c\u4f55\u3092\u3059\u308b\u304b\u300d\uff09<\/strong>: \u95a2\u6570\u306e\u30e1\u30a4\u30f3\u306eDocstring\u304c\u30c4\u30fc\u30eb\u306e\u5168\u4f53\u7684\u306a\u8aac\u660e\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u9ad8\u30ec\u30d9\u30eb\u306a\u8981\u7d04\u306f\u3001LLM\u306b\u30c4\u30fc\u30eb\u304c\u4f55\u3092\u3059\u308b\u304b\u3092\u4f1d\u3048\u3001<strong>\u3044\u3064<\/strong>\u4f7f\u7528\u3059\u3079\u304d\u304b\u3092\u5224\u65ad\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c4\u30fc\u30eb\u306e\u5165\u529b\uff08\u300c\u3069\u306e\u3088\u3046\u306b\u3059\u308b\u304b\u300d\uff09<\/strong>: \u95a2\u6570\u304c\u5fc5\u8981\u3068\u3059\u308b\u5404\u30d1\u30e9\u30e1\u30fc\u30bf\u3082\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5177\u4f53\u7684\u306a\u8aac\u660e\u306f\u3001LLM\u306b\u5404\u5165\u529b\u306b\u5bfe\u3057\u3066<strong>\u3069\u306e\u3088\u3046\u306a\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u3079\u304d\u304b<\/strong>\u3092\u6b63\u78ba\u306b\u4f1d\u3048\u3001\u6b63\u3057\u304f\u30c4\u30fc\u30eb\u3092\u547c\u3073\u51fa\u305b\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3055\u3089\u306b\u3001\u30c4\u30fc\u30eb\u306e\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>name<\/code>: \u30c4\u30fc\u30eb\u306b\u4e00\u610f\u306e<strong>\u540d\u524d<\/strong>\u3092\u4e0e\u3048\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>readOnlyHint=True<\/code>: \u3053\u306e\u30c4\u30fc\u30eb\u304c\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u53d6\u308a\u306e\u307f\u3092\u884c\u3044\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u5909\u66f4\u3092\u884c\u308f\u306a\u3044\u3053\u3068\u3092\u7d04\u675f\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>destructiveHint=False<\/code>: \u30c4\u30fc\u30eb\u304c\u975e\u7834\u58ca\u7684\u3067\u3042\u308b\u3053\u3068\u3092\u660e\u793a\u7684\u306b\u8ff0\u3079\u307e\u3059\u3002<\/li>\n\n\n\n<li><code>idempotentHint=True<\/code>: \u540c\u3058\u30af\u30a8\u30ea\u3067\u30c4\u30fc\u30eb\u3092\u8907\u6570\u56de\u547c\u3073\u51fa\u3057\u3066\u3082\u3001\u540c\u3058\u7d50\u679c\u304c\u5f97\u3089\u308c\u3001\u8ffd\u52a0\u306e\u526f\u4f5c\u7528\u304c\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u300c\u732b\u300d\u30922\u56de\u691c\u7d22\u3057\u3066\u3082\u540c\u3058\u7d50\u679c\u304c\u751f\u6210\u3055\u308c\u3001\u4f55\u3082\u5909\u66f4\u3055\u308c\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li><code>openWorldHint=True<\/code>: \u30c4\u30fc\u30eb\u304c\u6301\u3064\u77e5\u8b58\u6e90\uff08Neo4j\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff09\u304c\u72ec\u7acb\u3057\u3066\u66f4\u65b0\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3092LLM\u306b\u901a\u77e5\u3057\u307e\u3059\u3002\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u304c\u8ffd\u52a0\u3055\u308c\u305f\u5834\u5408\u3001\u4eca\u65e5\u5f97\u3089\u308c\u305f\u56de\u7b54\u306f\u660e\u65e5\u5f97\u3089\u308c\u308b\u56de\u7b54\u3068\u306f\u7570\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Claude Desktop\u3067\u306e\u30c6\u30b9\u30c8<\/h3>\n\n\n\n<p>\u3053\u308c\u3067\u3001Claude\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u4ee5\u4e0b\u306e\u8a2d\u5b9a\u3092\u4f7f\u7528\u3057\u3066\u30b5\u30fc\u30d0\u30fc\u3092\u30c6\u30b9\u30c8\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306f\u3001\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306eNeo4j\u6620\u753b\u30ec\u30b3\u30e1\u30f3\u30c7\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3059\u308b\u3088\u3046\u306b\u4e8b\u524d\u306b\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30c6\u30ad\u30b9\u30c8\u57cb\u3081\u8fbc\u307f\u30e2\u30c7\u30eb\u306e\u305f\u3081\u306b<code>OPENAI_API_KEY<\/code>\u3092\u5165\u529b\u3059\u308b\u3060\u3051\u3067\u6e08\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{\n  \"mcpServers\": {\n    \"neo4j-dev\": {\n      \"command\": \"uv\",\n      \"args\": &#91;\"--directory\", \"\/path\/to\/servers\/mcp-neo4j-vector-graphrag\", \"run\", \"mcp-neo4j-vector-graphrag\", \"--transport\", \"stdio\", \"--namespace\", \"dev\"],\n      \"env\": {\n        \"NEO4J_URI\": \"neo4j+s:\/\/demo.neo4jlabs.com:7687\",\n        \"NEO4J_USERNAME\": \"recommendations\",\n        \"NEO4J_PASSWORD\": \"recommendations\",\n        \"NEO4J_DATABASE\": \"recommendations\",\n        \"OPENAI_API_KEY\": \"sk-proj-\",\n        \"INDEX_NAME\": \"moviePlotsEmbedding\",\n        \"EMBEDDING_MODEL\": \"openai:text-embedding-ada-002\",\n        \"RETRIEVAL_QUERY\": \"RETURN 'Title: ' + coalesce(node.title,'') + 'Plot: ' + coalesce(node.plot, '') AS text, {imdbRating: node.imdbRating} AS metadata, score\"\n      }\n    }\n  }\n}<\/code><\/pre>\n\n\n\n<p><code>moviePlotsEmbedding<\/code>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u57cb\u3081\u8fbc\u307e\u308c\u305f\u6620\u753b\u30d7\u30ed\u30c3\u30c8\u30c7\u30fc\u30bf\u306b\u5bfe\u3059\u308b\u81ea\u7136\u8a00\u8a9e\u691c\u7d22\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u30c6\u30b9\u30c8\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h3>\n\n\n\n<p>\u6628\u5e74\u306e\u691c\u7d22\u30b7\u30b9\u30c6\u30e0\u304c\u5ec3\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u3001<strong>\u65b0\u3057\u3044\u5f62<\/strong>\u3092\u3068\u3063\u305f\u3060\u3051\u3067\u3059\u3002\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u6642\u4ee3\u306b\u304a\u3044\u3066\u3001\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u306f\u30e2\u30b8\u30e5\u30fc\u30eb\u5f0f\u3067\u3001\u52b9\u7387\u7684\u3067\u3001\u6a19\u6e96\u5316\u3055\u308c\u305f<strong>\u30c4\u30fc\u30eb<\/strong>\u3068\u3057\u3066\u30e9\u30c3\u30d7\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u57cb\u3081\u8fbc\u307f\u751f\u6210\u3068\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u8907\u96d1\u3055\u3092\u30af\u30ea\u30fc\u30f3\u306aMCP\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u80cc\u5f8c\u306b\u62bd\u8c61\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u691c\u7d22\u306e\u4f4e\u30ec\u30d9\u30eb\u306a\u4ed5\u7d44\u307f\u3067\u306f\u306a\u304f\u3001\u63a8\u8ad6\u3068\u30aa\u30fc\u30b1\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u96c6\u4e2d\u3059\u308b\u3088\u3046\u306bLLM\u3092\u5f37\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306f<code>text-embedding-3-small<\/code>\u306e\u8907\u96d1\u3055\u3084\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u69cb\u9020\u3092\u77e5\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u5f37\u529b\u306a\u30bb\u30de\u30f3\u30c6\u30a3\u30c3\u30af\u691c\u7d22\u30c4\u30fc\u30eb\u3092\u6301\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u77e5\u3063\u3066\u3044\u308c\u3070\u3044\u3044\u306e\u3067\u3059\u3002\u540c\u3058\u539f\u5247\u3092\u9069\u7528\u3057\u3066\u3001\u4ed6\u306e<strong>GraphRAG<\/strong>\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u3084\u3001\u4efb\u610f\u306e\u30ab\u30b9\u30bf\u30e0\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u516c\u958b\u3057\u3001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u305f\u3081\u306e\u591a\u7528\u9014\u3067\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>MCP\u30b3\u30fc\u30c9\u306f<a href=\"https:\/\/github.com\/tomasonjo-labs\/neo4j-mcp-experiments\/tree\/main\/servers\/mcp-neo4j-vector-graphrag\">GitHub<\/a>\u3067\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u7a3f\u306f Implementing Neo4j GraphRAG Retrievers as MCP Server \u306e\u548c\u8a33\u8a18\u4e8b\u3067\u3059\u3002 VectorCypher\u691c\u7d22\u3084\u305d\u306e\u4ed6\u306eGraphRAG\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u3067MCP\u30c4\u30fc\u30eb\u30dc\u30c3\u30af\u30b9 [&#8230;]<\/p>\n","protected":false},"author":189,"featured_media":81294,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[1115,37,919],"tags":[1114,46],"class_list":["post-81080","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-graphrag","category-neo4j","category-r-goto","tag-graphrag","tag-neo4j"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Neo4j GraphRAG\u30ea\u30c8\u30ea\u30fc\u30d0\u30fc\u3092MCP\u3068\u3057\u3066\u5b9f\u88c5 - Tech Blog\uff5c\u30af\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u30e9\u30a4\u30f3<\/title>\n<meta name=\"description\" content=\"GraphRAG, Neo4j, r-goto |\u672c\u7a3f\u306f Implementing Neo4j GraphRAG Retrievers as MCP Server\" \/>\n<meta name=\"robots\" content=\"index, follow, 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