"How to work with Google Sheets" matching MCP connectors:
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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
Create your digital twin: a public page that answers from your own material, with citations.
The first low-latency wire service purpose-built for AI agents. Ingests 54+ public APIs and 71k RSS feeds across 232 countries, outputs CWF (Cognitive Wire Format) – 80% shorter than JSON, sub-second WebSocket delivery. 9 MCP tools: get_latest_signals, search_signals, get_fused_signal, scope_signals, get_facet_manifest, list_facets, get_related_signals, list_data_sources, get_billing_profile. 26 citable fusion products with verifiable formulas – no black-box scores.
LLM-ready web search + instant answers + URL-to-clean-text fetch for agents and RAG.
1 Google Search endpoints. Pay per call in USDC via x402.
Document-to-Markdown MCP server — convert PDF, Office and HTML into LLM-ready Markdown.
Apple Developer Documentation with Semantic Search, RAG, and AI reranking for MCP clients
Build and run grounded business agents over MCP: agents, knowledge bases, skills, Storylines.
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.
Parse PDF/Word/PPT/HTML to Markdown; tables as JSON, image extraction, RAG chunking, page ranges.
Hosted persistent memory with semantic search, importance and TTL for AI agents.
Diffbot MCP — Knowledge Graph company enrichment + web content extraction (diffbot.com)
A multi-domain reference corpus where every answer drills down to its cited, verified source.
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.
Brave Search MCP — independent web index (no Google/Bing dependency)