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MCP servers tagged semantic-search
890 live MCP servers tagged "semantic-search", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with semantic-search.
Roampal
Memory that learns what works.
Iai Personal Memory Engine
The best-benchmarked open-source memory system for AI coding assistants
Sidekick
Local coding-agent orchestrator — DAG of auto-approved, git-worktree-isolated sub-sessions across LLM providers (Claude/Kimi/Grok/DeepSeek/local). AGPL-3.0.
Codeseek
Rust-powered code intelligence CLI for AI coding agents. Builds call graphs and hybrid semantic search indexes (Dense + Sparse + RRF + Reranker) across 7 languages. Ships as nativ…
Redevops Rag
Hybrid RAG (DuckDB vector + BM25 + RRF + recency/keyword priors + optional cross-encoder rerank) as an installable library + CLI.
Fojin
Buddhist Digital Text Platform — 10,500+ texts, 613 sources, trilingual cross-canon, AI Q&A (RAG), knowledge graph, full-text search
Uteke
🧠 The Brain for Your AI — Local-first memory engine for AI agents. Store, recall, and search memories with semantic embeddings. Single Rust binary, zero config, fully offline.
Open Codebase Index
Semantic codebase indexing and search for OpenCode, Claude, Codex, Pi, Jcode, and MCP hosts. Powered by Rust and tree-sitter.
Opencode Personal Knowledge
🧠 Personal knowledge MCP server with vector database for Opencode. Store and retrieve knowledge using semantic search, powered by local embeddings.
tomohiro-owada/devrag
Markdown vector search MCP server for Claude Code. Natural language search for markdown files using multilingual-e5-small embeddings.
Momento
A model context protocol server for Momento
Jevgrep
Jev-powered semantic code search for coding agents — find behavior across repositories via CLI or MCP, with exact source excerpts and line numbers.
Code Graph MCP
AST knowledge graph MCP server for Claude Code — semantic search, call graph traversal, HTTP route tracing, impact analysis. Auto-indexes 10 languages via Tree-sitter.
Hexdocs
MCP server for searching Hex package documentation
Gno
Local semantic search for your documents. Index Markdown, PDF, and Office files with hybrid BM25 + vector search.
Researchmcp
MCP server for Perplexity
Hive MCP Server
Hive MCP server — AI dev session logs, plans, and semantic search via Supabase pgvector
Lex
UK legal API for AI agents and researchers.
Compass
Compass is a context engine that builds a knowledge graph of your organization's metadata, capturing entities, relationships, and lineage across systems and time, making it disc…
Pensieve
One place for all your information, for context engineering: your files, repos, agent sessions and tickets, on your Mac, for you and your AI agents.
Ctxvault
Local memory infrastructure for AI agents. Store knowledge and skills in isolated vaults you compose, control and query.
Mnemos
Local-first MCP memory server for AI agents, with source citations and OKF/Markdown knowledge bases.
Deepseekagents DSA Context Engine
Cost saving Cognitive Architecture for AI Agents. Infinite Context. Perfect Recall. Zero Hallucinations.
Par
Persistent Agent Runtime — self-hosted cognitive runtime for AI coding agents: semantic memory, knowledge graph, agent coordination, event-driven workflows, and autonomous self-ma…
Agent Memory Engine
A long-term memory engine for coding agents: two-stage retrieval + gating, hybrid (vector + BM25) search, optional cross-encoder rerank, Ebbinghaus decay, and cross-session collab…
Sugar
Persistent memory for AI coding agents. Local-first, cross-session context, global knowledge, and optional autonomous task execution.
Rememex
semantic search for your local files find by meaning, not keywords. 120+ file types, OCR, MCP server for AI agents. 100% private.
Augmented Codebase Indexer
Semantic level code search/indexer with tree-sitter parsing, Qdrant vector store, and Typer/FastAPI interfaces. Supports calling via MCP.
Openclaw Engram
Local-first memory plugin for OpenClaw AI agents. LLM-powered extraction, plain markdown storage, hybrid search via QMD. Gives agents persistent long-term memory across conversati…
Remnic
Local-first memory plugin for OpenClaw AI agents. LLM-powered extraction, plain markdown storage, hybrid search via QMD. Gives agents persistent long-term memory across conversati…
Second Brain Cloudflare
Store and retrieve knowledge across AI tools with an MCP server deployed on Cloudflare Workers.
Pmb
Local-first persistent memory for AI coding agents (Claude Code, Cursor, Codex) via MCP. 94.5% LoCoMo recall@10, 70ms p50, multilingual, zero API keys.
Obsidian Hybrid Search
Hybrid search over your Obsidian vault – CLI and MCP server
Context Runtime
Context Runtime — a database query planner for LLM context. Decides what a model sees before it answers; plans it, runs it through reused substrate, and learns from the outcome.
Docsmint
DocsMint - self-hosted AI-native knowledge workspace with semantic search, GraphRAG, REST, CLI, SDK, and MCP.
LodeDB
World's fastest and most compact embedded vector database: exact by default, multimodal, local-first, and GPU-accelerated
SirChatalot
A Telegram bot that proves you don't need a body to have a personality. Works with any OpenAI-compatible LLM; agentic tools, MCP, RAG over your files, memory, vision, voice and im…
Open Note
一款跨平台智能笔记 Agent 应用，支持多格式笔记、本地知识库、AI 智能助手、向量语义检索 。
Tracedecay
Local semantic code intelligence, project memory, and workflow context for AI coding agents.
Hearth
Hearth is a local-first persistent AI memory system. Install it once, and every AI tool you use — Claude Desktop, LM Studio, Cursor — can store and recall memories across conversa…
Infigraph
AST-powered code intelligence engine. Graph database + hybrid semantic search for 62 languages. Zero LLM dependency. Runs locally.
Scanadi MCP AI Memory
A production-ready Model Context Protocol (MCP) server for semantic memory management
Jurisd
Model Context Protocol server for Australian legislation and case law search.
Not Ace Tool Rs
MCP server for codebase indexing, semantic search, and prompt enhancement
Ghost
The Private Agent OS — search files, run AI agents, connect to 10,000+ tools via the complete protocol stack (MCP, AG-UI, A2UI, A2A). Zero cloud. Zero telemetry. On-device inferen…
Mnemo
Persistent memory for Claude Code. Your AI never starts from scratch again.
Obsidian Vault MCP
MCP server for semantic search over an Obsidian vault using LanceDB and OpenAI/Ollama embeddings
Youtube MCP
YouTube MCP Server is an AI-powered solution designed to revolutionize your YouTube experience. It empowers users to search for YouTube videos, retrieve detailed transcripts, and…
Remembrallmcp
Whole-codebase knowledge for AI coding agents. A field-aware code graph (functions, classes, methods, fields, references) plus persistent memory. Rust, Postgres + pgvector, MCP.
Remembrallmcp
Whole-codebase knowledge for AI coding agents. A field-aware code graph (functions, classes, methods, fields, references) plus persistent memory. Rust, Postgres + pgvector, MCP.