Artificial Intelligence, Bleeping Computer, News, SoftwareAnthropic web config hints at Claude Sonnet 4 and Opus 4 Posted on May 21, 2025 by [email protected] Anthropic is secretly working on two new models called Claude Sonnet 4 and Opus 4, which are believed to be the company’s most advanced AI models. […] [email protected] 100 things we announced at I/O Personalized advertising provides a €100 billion boost to EU competitiveness.