Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...
With CoreAI, you can start chatting with Anthropic: Claude Sonnet 4 instantly — no separate subscription needed. CoreAI bundles access to Anthropic: Claude Sonnet 4 along with 300+ other AI models from Anthropic and other providers like OpenAI, Anthropic, Google, Meta, and more.
Chat with Anthropic: Claude Sonnet 4 and 300+ other AI models — all in one app.