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TruthCheck

Verify claims, fact-check content, check URL trustworthiness, and trace claims to their origin using the TruthCheck CLI. Use when: (1) user asks to fact-chec...

skill openclawclawhub Free
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High Signal

Verify claims, fact-check content, check URL trustworthiness, and trace claims to their origin using the TruthCheck CLI. Use when: (1) user asks to fact-chec...

โฌ‡ 0 downloads โ˜… 0 stars Unverified but indexed

Install for OpenClaw

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Quick setup
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  2. Review SKILL.md only after the source returns a real package.
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Requirements

Target platform
OpenClaw
Install method
Manual import
Extraction
Extract archive
Prerequisites
OpenClaw
Primary doc
SKILL.md

Package facts

Download mode
Manual review
Package format
ZIP package
Source platform
Tencent SkillHub
What's included
SKILL.md, _meta.json

Validation

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  • Review SKILL.md only after the download returns a real package.
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Trust & source

Release facts

Source
Tencent SkillHub
Verification
Indexed source record
Version
0.4.3

Documentation

ClawHub primary doc Primary doc: SKILL.md 10 sections Open source page

TruthCheck Skill

AI content verification CLI. Verify claims, check URLs, and trace misinformation.

Verify a claim

truthcheck verify "claim text" --llm gemini Returns TruthScore 0-100 with breakdown (publisher, content, corroboration, fact-checks) --llm is optional but improves accuracy Add --json for structured output

Check URL trustworthiness

truthcheck check https://example.com truthcheck check "text with multiple URLs" truthcheck check -f file.txt Detects hallucinated URLs that don't exist Rates publisher credibility

Trace a claim to its origin

truthcheck trace "claim text" # balanced, ~1-2 min truthcheck trace "claim text" --quick # fast, ~30 sec truthcheck trace "claim text" --deep # thorough, ~3-5 min Finds original source and builds propagation tree

Look up a publisher

truthcheck lookup "publisher name"

Sync publisher database

truthcheck sync Run periodically to keep publisher ratings current.

Interpreting TruthScore

ScoreLabelMeaning80-100TRUEStrong evidence supports the claim60-79POSSIBLY TRUESome supporting evidence, inconclusive40-59UNCERTAINMixed or insufficient evidence20-39POSSIBLY FALSEEvidence leans against the claim0-19FALSEStrong evidence contradicts the claim

LLM Integration (Optional)

TruthCheck works without any LLM, but adding --llm improves content analysis accuracy. truthcheck verify "some claim" --llm gemini # recommended, fast & free tier truthcheck verify "some claim" --llm openai # GPT models truthcheck verify "some claim" --llm anthropic # Claude models truthcheck verify "some claim" --llm ollama # local models, fully offline Privacy: API keys are stored in your local environment only. TruthCheck never sends your keys to any external service โ€” they are used solely for direct API calls to the respective LLM provider.

Environment Variables

VariableWhen neededDescriptionGEMINI_API_KEY--llm geminiGoogle AI API key (free tier available)OPENAI_API_KEY--llm openaiOpenAI API keyANTHROPIC_API_KEY--llm anthropicAnthropic API keyBRAVE_API_KEY--search braveBrave Search API key No keys needed for --llm ollama (runs locally) or default DuckDuckGo search.

Tips

Verify commands can take 15-60 seconds depending on search results Without --llm: basic scoring using publisher reputation, corroboration, and fact-checks With --llm: adds AI content analysis for better accuracy --search brave gives better search results than default DuckDuckGo For batch verification, loop through claims individually

Category context

Code helpers, APIs, CLIs, browser automation, testing, and developer operations.

Source: Tencent SkillHub

Largest current source with strong distribution and engagement signals.

Package contents

Included in package
1 Docs1 Config
  • SKILL.md Primary doc
  • _meta.json Config