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Best MCP servers for RAG

We found 145 MCP servers for RAG in the catalog; these are the 15 that rank highest. The order comes from our rank, which weighs adoption, freshness, documentation and publisher identity. Nobody can pay for a place on this list. haiku.rag, Google Surf MCP and Synaplan lead it. Apple-rag is published by the company that makes it. haiku.rag has the most GitHub stars here (636). 14 of the 15 had activity in the last 30 days. Remote servers need no local install; local ones run on your machine and can reach local files. Each entry lists why it made the list and links to its install page.

Updated Oct 26, 2026 · Built from catalog data; how we rank and grade

Top 15 of 145

  1. 1
    haiku.rag

    ggozad

    Local-first agentic RAG with citations - hybrid search, reranking, multimodal document retrieval

    • Most GitHub stars here (636)
    • Most weekly downloads here (806)
    • Active in the last 30 days

    ★ 636↓ 806/wkLast active Oct 23, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  2. 2
    Google Surf MCP

    HarimxChoi

    Web, academic and code search with graph RAG, data lineage, ontology and cross-project schema links.

    • Active in the last 30 days
    • Open source (MIT)

    ★ 291Last active Oct 20, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  3. 3
    Synaplan

    metadist

    Self-hosted AI workspace: semantic RAG document search, long-term memory, and AI chat.

    • Remote server, no local install
    • Active in the last 30 days
    • Open source (Apache-2.0)

    ★ 220Last active Oct 24, 2026Remote (HTTP)Claude Code, VS Code, Cursor, Windsurf

  4. 4
    PDF MCP

    jztan

    Agentic RAG over one PDF or a whole folder: hybrid search, selective page reads, tables, OCR.

    • Active in the last 30 days
    • Open source (MIT)

    ★ 155↓ 770/wkLast active Oct 8, 2026Local (stdio)Claude Code, Codex, VS Code, Claude Desktop +2

  5. 5
    Apple-rag

    apple-rag.comOfficial

    Apple developer docs and WWDC transcripts with RAG retrieval and Jev relevance ranking.

    • Published by the vendor
    • Remote server, no local install
    • Active in the last 30 days

    ★ 121Last active Oct 21, 2026Remote (HTTP)Claude Code, VS Code, Cursor, Windsurf

  6. 6
    MCP Local RAG

    shinpr

    Easy-to-setup local RAG server with minimal configuration

    • Active in the last 30 days
    • Open source (MIT)

    ★ 420Last active Oct 22, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  7. 7
    loci

    IvenKooLab

    Cross-session memory and hybrid RAG over your notes and docs.

    • Active in the last 30 days
    • Open source (MIT)

    ★ 99↓ 273/wkLast active Oct 22, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  8. 8
    Minirag MCP

    sfrangulov

    Local-first RAG MCP server: hybrid search over a folder of your own documents

    • Active in the last 30 days
    • Open source (MIT)

    ★ 58↓ 411/wkLast active Oct 23, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  9. 9
    DocPull

    raintree-technology

    Sync public web sources into cited context packs for AI agents, RAG, and MCP clients.

    • Active in the last 30 days
    • Open source (MIT)

    ★ 29↓ 348/wkLast active Oct 23, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  10. 10
    NVIDIA NemoClaw CKG

    Yarmoluk

    NVIDIA NemoClaw knowledge graph — 55 nodes, F1 0.576 (+269% vs RAG), 11x fewer tokens.

    • Runs locally or as a remote server
    • Active in the last 30 days
    • Open source (MIT)

    ↓ 182/wkLast active Jul 29, 2026Local (stdio), Remote (HTTP)Claude Code, VS Code, Codex, Cursor +2

  11. 11
    PageIndex MCP

    VectifyAI

    Reasoning-based RAG system for chatting with long PDFs.

    • Open source (MIT)

    ★ 404↓ 31/wkLast active Jul 25, 2026Local (stdio)Claude Code, Codex, VS Code, Claude Desktop +2

  12. 12
    DataSinking

    heubme2020

    Full-text financial reports (US, China, Japan, Korea, Taiwan, UK) as clean Markdown for RAG agents.

    • Runs locally or as a remote server
    • Active in the last 30 days
    • Open source (MIT)

    ★ 22↓ 63/wkLast active Oct 19, 2026Local (stdio), Remote (HTTP)Claude Code, VS Code, Codex, Cursor +2

  13. 13
    Salesforce AgentForce CKG

    Yarmoluk

    Salesforce AgentForce knowledge graph — 40 nodes, Einstein Trust Layer, 11x fewer tokens than RAG.

    • Runs locally or as a remote server
    • Active in the last 30 days
    • Open source (MIT)

    ↓ 134/wkLast active Jul 29, 2026Local (stdio), Remote (HTTP)Claude Code, VS Code, Codex, Cursor +2

  14. 14
    Gctrl

    GCTRL-TECH

    Governed graph-native agent memory: knowledge extraction, fusion, hybrid RAG, scoped access tokens.

    • Active in the last 30 days
    • Open source (AGPL-3.0)

    ★ 7Last active Oct 23, 2026Local (stdio)Claude Code, Codex, VS Code, Cursor +2

  15. 15
    Tw Legal RAG

    aa0101181514

    Citation-guarded retrieval over 22M Taiwan court judgments and administrative interpretations

    • Remote server, no local install
    • Active in the last 30 days

    ★ 332Last active Oct 21, 2026Remote (HTTP)Claude Code, VS Code, Cursor, Windsurf

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