Fallacy Detector

AI-powered detection of logical fallacies and cognitive biases in articles

Detect cognitive biases and logical fallacies in news articles with AI-powered analysis. Fallacy Detector uses Claude Sonnet 4 to analyze articles for 15 types of cognitive biases and logical fallacies, helping you read critically and identify misinformation. ✨ KEY FEATURES - 15 Bias Types Detected: Ad Hominem, Strawman, False Dichotomy, Appeal to Emotion, Confirmation Bias, Cherry Picking, Loaded Language, and more - Two Analysis Modes: Fast Mode (~6 seconds) for quick checks, Accurate Mode (~17 seconds) for precision - Smart Detection: Distinguishes article bias from quoted sources, ignores ads and navigation - Customizable: Select which bias types to check, save your preferences - Easy to Use: Just highlight text, right-click "Check for Fallacies", get instant results 🎯 PERFECT FOR Journalists, students, researchers, news readers, and anyone who wants to read critically and avoid misinformation. 🆓 FREE TO USE No API key required! Just install and start analyzing. Completely free with no hidden costs. 🔒 PRIVACY FIRST Your text is analyzed but not stored or logged. No tracking, no personal data collection. Full privacy policy available. ⚙️ HOW IT WORKS 1. Highlight article text on any website 2. Right-click → "Check for Fallacies" 3. Get instant AI-powered analysis 4. See bias score (0-10) and specific fallacies 5. Upgrade to Accurate mode for precision