Directory / Search & discovery MCP servers

Search & discovery MCP servers

Model Context Protocol servers for search & discovery, with nightly status, tool counts and install commands for the hosted ones.

17 servers listed. Of the 14 hosted, 12 answered without credentials, 2 need auth and 0 did not answer on 2026-10-12.

• AgentoolRankhttpLive

  Search open-source AI agent tools and MCP servers ranked by live GitHub activity, refreshed daily, and get alternatives for any tool; read-only search needs no API key. Install: claude mcp add --transport http agentoolrank https://agentoolrank.com/api/mcp · Docs · Registry: com.agentoolrank/agent-tools

  9 tools~1.5k tokens of tool definitions1208 ms0 starslast push 2026-10-05
  claude mcp add --transport http agentoolrank https://agentoolrank.com/api/mcpCopy

• AISOToolshttpLive

  Search a curated catalog of 1,766 AI tools by keyword, category, or pricing; compare 2–5 products side by side and find alternatives. Read-only, no API key, sponsored results flagged. Install: claude mcp add --transport http aisotools https://aisotools.com/api/mcp · Docs

  5 tools~643 tokens of tool definitions648 ms3 starslast push 2026-09-07
  claude mcp add --transport http aisotools https://aisotools.com/api/mcpCopy

• Anansi HavenhttpLive

  MIT-licensed hosted server (also A2A and HTTP) giving agents a persistent identity, versioned key-value memory that survives restarts, client-side encrypted storage, an agent directory and a job board. Read-only utility tools need no key; memory tools need a free key from register_agent. Endpoint: https://anansi-haven.anansidata.workers.dev/mcp · Docs · Registry: io.github.kburrus64-max/anansi-haven

  87 tools~11.3k tokens of tool definitions296 ms0 starslast push 2026-10-12
  claude mcp add --transport http anansi-haven https://anansi-haven.anansidata.workers.dev/mcpCopy

• BOIM (보임)httpLive

  Find Korean businesses by region and industry (2.7M, all industries), public-procurement vendors (75,000+) and open public bids; read-only, no account or API key on the free tier (5 results per tool). Endpoint: https://boim.io/api/mcp · Registry: io.boim/vendors

  6 tools~3.1k tokens of tool definitions807 ms0 starslast push 2026-10-08
  claude mcp add --transport http boim https://boim.io/api/mcpCopy

• Court RuleshttpNeeds auth

  U.S. federal court rules, local rules, judge standing orders, court holidays and filing deadline checks; API key required, free tier. Endpoint: https://mcp.courtrules.app/mcp

  706 ms3 starslast push 2026-09-30
  claude mcp add --transport http court-rules https://mcp.courtrules.app/mcpCopy

• DerrickstdioLocal

  B2B data enrichment from a name, a domain or a LinkedIn URL: verified work emails, phone numbers, company firmographics, tech stack, hiring signals, and French SIRET/SIREN records. Install: npx derrick-mcp · Docs

  0 starslast push 2026-10-07

• Find MCPstdioLocal

  Discover other MCP servers: searches a catalog of 17,000+ servers synced from the official MCP registry. Install: npx @agentage/find-mcp · Registry: io.agentage/find-mcp

  6 starslast push 2026-10-10

• nothumansearchhttpLive

  Search engine over 8,600+ agent-native services: discover MCP servers, OpenAPI providers, and llms.txt publishers by keyword, category, or agentic-readiness score. Registry: ai.nothumansearch/search

  14 tools~3.7k tokens of tool definitions806 ms
  claude mcp add --transport http nothumansearch https://nothumansearch.ai/mcpCopy

• Papers by Ouroboros AppshttpLive

  Research paper search with real citations from OpenAlex, Semantic Scholar, PubMed, Crossref, and arXiv: find papers, fetch abstracts, follow citations, and format references. OAuth sign-in. Endpoint: https://papers-mcp.vercel.app/mcp · Docs · Ouroboros Apps

  4 tools~735 tokens of tool definitions362 ms0 starslast push 2026-10-11
  claude mcp add --transport http papers-by-ouroboros-apps https://papers-mcp.vercel.app/mcpCopy

• Parallel SearchhttpLive

  Free live web search and URL fetching, no account or API key. Endpoint: https://search.parallel.ai/mcp

  2 tools~1.4k tokens of tool definitions219 ms
  claude mcp add --transport http parallel-search https://search.parallel.ai/mcpCopy

• Patent by Ouroboros AppshttpLive

  USPTO patent search and prior art lookup: search public patent records, fetch a patent, list citations, and run a prior-art search. Not legal advice. Hosted coverage is USPTO only. OAuth sign-in. Endpoint: https://patent-mcp.vercel.app/mcp · Docs · Ouroboros Apps

  4 tools~738 tokens of tool definitions464 ms0 starslast push 2026-10-11
  claude mcp add --transport http patent-by-ouroboros-apps https://patent-mcp.vercel.app/mcpCopy

• srezaihttpLive

  Web search, page reading as clean Markdown, site crawling, JSON-schema extraction and claim verification with quotes for AI agents, with strong Russian-web coverage. Русский: веб-поиск и чтение страниц для ИИ-агентов, 12 инструментов. Endpoint: https://srezai.ru/api/mcp, API key required · Docs

  12 tools~28.0k tokens of tool definitions1706 ms0 starslast push 2026-10-12
  claude mcp add --transport http srezai https://srezai.ru/api/mcpCopy

• StatsnethttpLive

  Background check any company in the world: registration, executives, courts and finances. Endpoint: https://statsnet.co/mcp · Registry: io.github.usenetstate/statsnet

  2 tools~724 tokens of tool definitions395 ms0 starslast push 2026-09-16
  claude mcp add --transport http statsnet https://statsnet.co/mcpCopy

• TwitterAPI.iohttpLive

  12 read-only tools over twitterapi.io: tweet search with full operators, profiles, followers, conversation threads, real-time streaming, trending topics. Endpoint: mcp.twitterapi.io/mcp

  12 tools~2.5k tokens of tool definitions221 ms1 starslast push 2026-10-07
  claude mcp add --transport http twitterapi-io https://mcp.twitterapi.io/mcpCopy

• UnifAPIhttpNeeds auth

  Public-data tools for social, search, scraping, news, creator research, and KOL pricing workflows. Endpoint: https://mcp.unifapi.com · Docs · Registry: com.unifapi/mcp

  481 ms4 starslast push 2026-05-31
  claude mcp add --transport http unifapi https://mcp.unifapi.comCopy

• Vend API MerchanthttpLive

  Pay-per-call web intelligence: extract clean text from URLs, web search, link checking, domain WHOIS/DNS/SSL info, IP geolocation, and PDF text extraction. 22+ endpoints, no signup or API key, each call settles in Nano (XNO) via x402 at 0.0001–0.0005 XNO. Endpoint: https://extract.paypercall.dev/mcp · Docs · Registry: dev.paypercall.extract/vend-api-merchant

  9 tools~1.1k tokens of tool definitions463 ms
  claude mcp add --transport http vend-api-merchant https://extract.paypercall.dev/mcpCopy

• XquikhttpNot checked

  X/Twitter search, extraction workflows, account insights, webhooks, and SDK access. Docs

  212 starslast push 2026-10-12

Checks record what a server answered, not whether it is safe. A listing is not a security audit; read a server's source and permissions before you connect it. Add a server · JSON · llms.txt · llms-full.txt

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