"A Minecraft server with a personal API key" matching MCP connectors:
Matching Connector Tools:
Deterministic AI agent microtools, no accounts/API keys. fetch_extract: 98% token cut. 38 tools.
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.
AI-first file sharing and collaboration. 251 tools give agents a full workspace: file storage, branded shares, comments, workflows, and built-in RAG. 50GB free, no credit card.
**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
Persistent semantic memory for AI agents: store and recall text by meaning (RAG). x402
Serve a folder of Markdown notes as an MCP server: hybrid search, reading, and sourced answers.
Build and run grounded business agents over MCP: agents, knowledge bases, skills, Storylines.
AI session memory: the brief your AI reads before every session so no session starts cold.
Collaborative, cache-first web search for agents — cited answers from a shared live-web pool.
Semantic search across 50,000+ food recipes with hybrid retrieval and reranking.
Extract PDFs to Markdown, RAG chunks and cited tables; publish tracked Doc Links with read stats.
Hosted persistent memory with semantic search, importance and TTL for AI agents.
Your company's brain for AI agents. Cited, permission-aware knowledge across every system.
Generate 18 AI readiness files (llms.txt, ai.txt, RAG indexes, schema) for any website.
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
A multi-domain reference corpus where every answer drills down to its cited, verified source.
Kannada/English Carnatic flute KSGMS syllabus — search lessons, log practice, ask a RAG guru.