"JSON File Upload, Data Vectorization, and LLM Similarity Search" matching MCP servers:

• Similarity Search MCP Server

  nexus-mcp-infra

  F

  license

  -

  quality

  B

  maintenance

  Enables stateless similarity search over pre-computed vector corpora using NMI and cosine fusion with entropy-calibrated weighting. Provides tools for ranking, scoring, outlier detection, and alpha calibration for AI agents.

  Last updated 2026-07-28

• Personal File Search MCP

  rafiqul713

  F

  license

  -

  quality

  C

  maintenance

  Enables semantic search over personal files using natural language, with optional AI summarization, all running locally.

  Last updated 2026-06-28

• gemini-file-search-rag-mcp

  node2flow-th

  A

  license

  -

  quality

  D

  maintenance

  MCP server for Google's Gemini File Search (RAG). Manage file search stores, upload documents, and query with RAG through 12 tools.

  Last updated 2026-02-14

  3

  MIT

• Local File Search MCP

  dchatpar

  F

  license

  -

  quality

  B

  maintenance

  Provides tools for searching and reading local files, supporting metadata filters, PDF full-text keyword search, and sandboxed file access.

  Last updated 2026-06-03

  2

• File AI

  flyfish-dev

  A

  license

  B

  quality

  C

  maintenance

  A read-only MCP server that provides document awareness for agents by parsing local files into structured profiles, blocks, chunks, and search results, enabling agents to understand and cite document content without dealing with raw file formats.

  Last updated 2026-06-24

  5

  47

  3

  Apache 2.0

• llm-context

  cyberchitta

  A

  license

  B

  quality

  D

  maintenance

  Share code context with LLMs via MCP or clipboard

  Last updated 2026-07-28

  4

  305

  Apache 2.0

• LLM Wiki Kit

  iamsashank09

  A

  license

  -

  quality

  F

  maintenance

  Enables creation of persistent, compounding knowledge bases using Karpathy's LLM Wiki pattern with LLM-maintained markdown wikis. Supports automated ingestion, cross-referencing, synthesis, and linting of sources as an alternative to traditional RAG systems.

  Last updated 2026-04-08

  61

  MIT

• File Context MCP

  compiledwithproblems

  F

  license

  -

  quality

  F

  maintenance

  This server provides an API to query Large Language Models using context from local files, supporting various models and file types for context-aware responses.

  Last updated 2025-03-04

  1

• Sylex Search

  MastadoonPrime

  A

  license

  A

  quality

  F

  maintenance

  Universal search engine for AI agents. Discover products, services, and businesses across every category. 10 MCP tools, zero LLM calls, millisecond responses.

  Last updated 2026-04-24

  11

  4

  AGPL 3.0

• LLM-Adviser-Mcp

  Daichi-Kudo

  A

  license

  A

  quality

  B

  maintenance

  Give your AI assistant real-time LLM/VLM knowledge. Pricing, benchmarks, and recommendations — updated every hour, not every training cycle.

  Last updated 2026-06-18

  4

  123

  1

  MIT

• llm-wiki-mcp

  quick-sort

  F

  license

  A

  quality

  C

  maintenance

  Enables natural language query and ingestion of wiki knowledge bases built from documents, powered by Claude Agent SDK skills.

  Last updated 2026-06-26

  2

• Cross-LLM MCP Server

  JamesANZ

  A

  license

  A

  quality

  D

  maintenance

  A Model Context Protocol server that provides unified access to multiple LLM APIs including ChatGPT, Claude, and DeepSeek, allowing users to call different LLMs from MCP-compatible clients and combine their responses.

  Last updated 2026-04-17

  7

  37

  16

  MIT

• Zoom Search

  goofrey

  A

  license

  B

  quality

  A

  maintenance

  MCP search and evidence tool for AI agents. Rewrites queries, zooms into source domains, and returns sourced answers with metrics.

  Last updated 2026-07-16

  4

  1

  1

  MIT
• 

  JSON MCP Server by CDataofficial

  CDataSoftware

  A

  license

  -

  quality

  D

  maintenance

  JSON MCP Server by CData

  Last updated 2025-10-18

  MIT

• skill-search

  sowhan

  A

  license

  -

  quality

  A

  maintenance

  Semantic, on-demand skill retrieval for Claude Code that saves tokens and improves skill discovery by replacing the native skill listing with vector embedding search.

  Last updated 2026-06-18

  8

  MIT

• MCP File Assistant

  Kaviyasree27

  A

  license

  -

  quality

  B

  maintenance

  MCP server that allows AI agents to read, search, summarize, and answer questions about local PDF, DOCX, XLSX, and TXT files through five tools.

  Last updated 2026-07-11

  MIT

• thought-search

  Reppin123

  A

  license

  -

  quality

  C

  maintenance

  MCP server for searching files on macOS by name or content using semantic and lexical search, providing file paths and line numbers for agents to read from.

  Last updated 2026-07-29

  MIT

• search-docs

  otolab

  A

  license

  -

  quality

  B

  maintenance

  Enables AI agents to search local Markdown documents using natural language, with automatic indexing and section-level retrieval.

  Last updated 2026-06-04

  26

  1

  MIT

• LLM Evaluation Harness MCP

  SaiArja

  A

  license

  -

  quality

  C

  maintenance

  Evaluates RAG outputs on faithfulness, answer relevancy, and context precision using an LLM-as-a-Judge backend. Exposes tools for running evaluations, scoring individual samples, and checking thresholds, enabling CI gating and on-demand assessment via MCP.

  Last updated 2026-07-12

  MIT

• Agent Search

  cedarsaam

  A

  license

  -

  quality

  B

  maintenance

  A self-hosted, MCP-native web-search backend for AI agents that provides meta-search, clean extraction, RAG with citations, and GitHub project selection.

  Last updated 2026-07-08

  1

  MIT