"General search" matching MCP connectors:

For queries a model can't confidently place: resolves or declines. Built to decline, not guess.

A semantic search server that gives AI assistants instant access to Dodo Payments documentation and knowledge base.

**ColdState Knowledge Search MCP Server** https://github.com/daniel-coldstate/coldstate-mcp Semantic search over 64.6M knowledge entries — the structured alternative to web search APIs and web scraping for LLM agents. No crawling, no rate limits, sub-3s responses. Cloud-hosted at services.coldstate.ai

Serve a folder of Markdown notes as an MCP server: hybrid search, reading, and sourced answers.

Disposable private vector search + semantic RAG for AI agents. x402 pay-per-call, no account.

Extractive legal answers and semantic search over the public wiki.private.law corpus

Semantic search across 50,000+ food recipes with hybrid retrieval and reranking.

x402-gated web search gateway. Tools: search, search_enriched.

Collaborative, cache-first web search for agents — cited answers from a shared live-web pool.

Hosted persistent memory with semantic search, importance and TTL for AI agents.

Historical market memory for AI agents using semantic vector search across years of financial market data. Discover similar market regimes, price patterns, and market context for quantitative research and algorithmic trading.

Apple Developer Documentation with Semantic Search, RAG, and AI reranking for MCP clients

Kannada/English Carnatic flute KSGMS syllabus — search lessons, log practice, ask a RAG guru.

Serper MCP — wraps the Serper Google Search API (serper.dev)

Exa MCP — neural/semantic web search + content retrieval (exa.ai)

Multilingual YouTube → Knowledge Pack engine. Paste a video URL and get a structured pack — summary, key ideas, glossary, quiz, transcript with timestamps — in Spanish, Portuguese, German, or English. Anonymous endpoint plus OAuth-gated tools for library search, RAG Q&A on a single pack, and Anki export.

Semantic search over a 200-chunk ACLM lifestyle medicine knowledge base.

Brave Search MCP — independent web index (no Google/Bing dependency)

Search and retrieve cryptographically-verified compliance nodes. 3,000+ nodes across 31 pillars AI Governance, Banking & Global Finance, Cybersecurity, Medical & Healthcare, Legal & IP Sovereignty, ESG and more. Zero hallucination: every node traces to primary legal sources with avg 7 citations.

Shared knowledge base for AI agents. Semantic search across agents, no setup required — just a URL.