Anthropic Secretly Developing Two New AI Models: Claude Sonnet 4 and Opus 4

22 May 2025

ArtificialIntelligenceSoftware

Anthropic is secretly developing two new AI models named Claude Sonnet 4 and Opus 4. These models are considered the most advanced by the company. Anthropic's web configuration has revealed hints about these new developments.

Read the original article on bleepingcomputer.com

Anthropic Secretly Developing Two New AI Models: Claude Sonnet 4 and Opus 4 | Cyber Hub