01OpenAPI MCP Server providing full access to all R2R API endpoints
02Retrieval-Augmented Generation (RAG) for advanced answer generation
03MCP Inspector GUI for visual testing and interaction with R2R tools
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05Enhanced search capabilities across R2R knowledge bases (vector, graph, web, document)
06Custom MCP Server with 5 specialized tools (search, rag, advanced_search, graph_search, advanced_rag)