"Finding source code search tools similar to Probe" matching MCP connectors:

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

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.

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

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

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.

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.

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.

No-code databases, forms, portals and AI sites. Manage records and automation via natural language.

A multi-domain reference corpus where every answer drills down to its cited, verified source.