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MCP servers tagged fact-checking
58 live MCP servers tagged "fact-checking", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with fact-checking.
Cid
L.ai · Gate (CID) — per-token validation for LLMs. Catches hallucinations, math errors, and fallacies in real time. 5+ gates, 1,606 facts, 630KB WASM.
IUMBTEMS
IUMBTEMS (I Use My Brain To Express My Self): High-integrity dialectic research agent harness for Claude Code, Pi (pi.dev), and OpenCode V2. Enforces verified empirical citations,…
Citescout
Source-cited research agent for developers: asks SerpApi (Google, News, Scholar, GitHub/PyPI pages), cross-checks sources, returns a cited brief with contradiction flags.
ThesisDefender Kaggle
ThesisDefender is an adversarial multi-agent AI system that stress-tests arguments, exposes hidden assumptions, evaluates resilience, and generates stronger revisions using Google…
Claimtrace
Misinformation provenance tracer — earliest-known appearance graph
Claim Studio
营销文案事实审校与视频合成 Agent：Qwen 经 MCP 检索资料逐句核查，缺证据即停止；5 种检索策略 Hit@5 10%→43.3%，4B/14B 对照留出集 75%→100%；148 测试、OTEL/Prometheus 可观测、人工确认绑定快照后渲染 FFmpeg 视频。 | Marketing fact-checking agent: Qwe…
Factstamp Skill
Agent skill + remote MCP server: cited, dated, Ed25519-signed answers for checkable claims (figures, entities, citations, packages, documents). Paid per call via x402 on Base.
Claude Code Fact Verification Hook
Claude Code hooks to fix stale factual answers in Opus 4.7 and force verification before unsupported assertions