ProductsOct 28, 20261 min readOne prompt made ChatGPT, Claude, and Gemini stop acting like my buddy - PCWorld0SaveShareContentsWhy it mattersTopicsCategoryProductsIndustry DomainThe Core DevelopmentOne prompt made ChatGPT, Claude, and Gemini stop acting like my buddy PCWorldWhy it mattersOne prompt made ChatGPT, Claude, and Gemini stop acting like my buddy PCWorld Reported by Google News — Anthropic / Claude on October 28, 2026.Topic dossiers Anthropic & Claude OpenAI Google DeepMind & Gemini