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Fact Sentinel

factsentinel.com
5.0(

3 ratings

)
ExtensionPrivacy & Security6 users
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Overview

Protect yourself from misinformation. Auto-detects false claims as you browse + instant verification on demand.

FactSentinel helps you verify claims on any webpage without opening another tab. Select text, right-click, and get an AI-powered fact-check with a verdict, confidence score, explanation, and sources you can inspect. Use FactSentinel when you are reading news, checking social posts, reviewing research, or validating a claim before you share it. Key features: - Instant fact-checking from selected text - Source-backed verdicts with confidence scores - Web-search-enhanced verification for current claims - Auto-Protection for passive scanning as you browse - Verification history for revisiting past checks - Optional X/Twitter correction drafts - Platform mode for quick setup, or BYOK mode with your own OpenAI/Anthropic keys Privacy matters. In BYOK mode, requests go directly to your chosen AI provider and your keys stay local. Platform mode is available when you want FactSentinel to handle setup and AI costs. Install FactSentinel to check claims in seconds and browse with more confidence.

Details

  • Version
    3.3.15
  • Updated
    April 25, 2026
  • Size
    550KiB
  • Languages
    English
  • Developer
    Website
    Email
    support@factsentinel.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization

Fact Sentinel has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

Fact Sentinel handles the following:

Personally identifiable information
Authentication information
User activity
Website content

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

Support

For help with questions, suggestions, or problems, visit the developer's support site

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