Fact-checking MCP servers

A server here checks factual claims in news, posts or AI answers against sources and gives a verdict.

Not here: servers that merely cite their sources, sign or certify data, or verify identities.

384servers
262 remote122 localTagged by Odel's AI, which can make mistakes

Best fit

221 made for this, ranked by starsRemoteLocal
  1. GeniusFlow Evidence @kaydeep0/geniusflow-federationRe-check pinned sources, package and cite. Live Federation MCP. No account.5% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  2. Scrapecheck @fieldmodellc/scrapecheckVerify before your agent acts on data it paid for. Signed verdicts, checkable offline, via x402.8% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  3. Truth Bear - GAUGE verifiable signals @changchinfu/mcp-gaugeVerify official facts with Bitcoin-anchored proof. 180+ signals, x402 pay-per-call.15% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  4. Muffed — verified NFL stats and fantasy context @muffed/muffedVerified NFL stats and Sleeper league context. Every figure carries its own source rank.3% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  5. Oathlayer @oathlayer/oathlayerVerify AI outputs against real sources. Returns a trust signal and permanent doc number.6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  6. Zetesis Scientific Due Diligence @reutavidan/zetesisDue diligence on life-science claims: omics, trials, gene therapy. Dimension by dimension.3% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  7. Verifi @verifi/human-verificationGet a real human to verify, decide, or improve an AI agent's work. Pay per review via x402 on Base.6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  8. Off-Nadir Delta @offnadir-delta/mcpFrom first signal to satellite evidence: live world-event intelligence and collection planning.6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.
  9. Lenz Fact-Check @lenz/fact-checkCheck the factual claims in a draft or an answer: a quick verdict, or a deep check with sources.5% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.
  10. Verity Skills @cchurctrip/verityReal-time social media and prediction market integrity layer for traders, funds, and quant desks.11% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.
  11. vuln-intel @rozetyp/vuln-intelFree hosted CVE intel for bug-bounty agents: CVE fact-check, attack approaches from paid H1 reports19% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  12. Fact Verification MCP @foundrynet/fact-check-mcpVerify claims with verdict, confidence & cited sources; batch verify, source checks, daily brief.7% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  13. Citeguard @franksterino/citeguardVerify citations in AI text: fetches each cited source, returns verdicts with evidence quotes.3% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  14. Search Fragments @searchfragments/search-fragmentsResolves half-remembered books, films, songs and people into a cited answer, a shortlist or a no.3% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  15. Citation Verifier @lazymac2x/citation-verifierCloudflare Workers MCP server: citation-verifier6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  16. GYIBB @patheras/gyibb-mcpCited product-review verdicts from real user voices — free remote MCP, no API key.8% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  17. Event Resolver API @br0ski777/event-resolverResolve prediction market events. Price checks, claim verification, outcome confidence.9% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  18. Fact Checker API @br0ski777/fact-checkerVerify claims with web evidence. Returns sources and verdict. x402 micropayment.11% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  19. Amalgix @amalgix-io/amalgixCross-model evidence pipeline for financial filings & contracts. x402 pay-per-call.6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  20. Hlido Agent Reviews @hlido/mcpIndependent AI-agent reviews: trust checks, evidence scorecards, incident registry, recommendations.3% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  21. Taste @humantaste/taste-mcpExpert review for AI agents. On-chain proof of human review.6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  22. ECCA @eccaai/eccaCompare engine claims, inspect dissent and check study evidence for student questions.6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.
  23. Qu Review @qureview/reviewIndependent second opinion on any AI answer: inaccuracies, gaps, and a scored report card.7% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.
  24. R/IV — Verify Claims, Citations & Agent Actions @duranivrobert-glitch/rivVerify claims, citations & agent actions. Free receipt trial; paid prices via live R/IV quotes.Not assessed yet.A remote server; no sign-in.