TruthPrism by Paul Laikind
AI-powered fact-checker. Verify claims on any page with live web search and source citations.
Available on Firefox for Android™Available on Firefox for Android™
Extension Metadata
About this extension
TruthPrism by PKL Media Lab uses Claude AI and Brave Search to analyze any news article and give you two scores:
For each article, TruthPrism delivers:
- An executive summary of the article's core argument
- A verdict on each key claim (Supported, Partially Supported, Contested, Unverified, or False)
- A plain-English assessment of factual reliability and contextual completeness
HOW TO USE:
1. Browse to any news article
2. Click the TruthPrism icon in your toolbar
3. Click "Check This Page" — results stream in within seconds
4. Or paste article text directly for any content you can't link to
Reads article text directly from most sites in your browser — fact-check paywalled sites (NYT, Washington Post, etc.) if you're a subscriber, with no copy-paste needed.
AUTHENTICATION:
TruthPrism requires a Distiller Pack access code. A limited supply of packs are available by request at pklmedialab.com. The app also includes a demonstration function with no code required.
Built by PKL Media Lab — AI-powered tools for smarter news reading.
app.truthprism.app
- Factual Score — verifies the article's key claims against independent sources
- Context Score — evaluates framing, balance, and what may be missing from the story
For each article, TruthPrism delivers:
- An executive summary of the article's core argument
- A verdict on each key claim (Supported, Partially Supported, Contested, Unverified, or False)
- A plain-English assessment of factual reliability and contextual completeness
HOW TO USE:
1. Browse to any news article
2. Click the TruthPrism icon in your toolbar
3. Click "Check This Page" — results stream in within seconds
4. Or paste article text directly for any content you can't link to
Reads article text directly from most sites in your browser — fact-check paywalled sites (NYT, Washington Post, etc.) if you're a subscriber, with no copy-paste needed.
AUTHENTICATION:
TruthPrism requires a Distiller Pack access code. A limited supply of packs are available by request at pklmedialab.com. The app also includes a demonstration function with no code required.
Built by PKL Media Lab — AI-powered tools for smarter news reading.
app.truthprism.app
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Permissions and data
Required permissions:
- Access your data for all websites
Optional permissions:
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.7
- Size
- 168.26 KB
- Last updated
- 12 hours ago (May 24, 2026)
- Related Categories
- License
- All Rights Reserved
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
- Add to collection