Free, Pro, Max, Team, and Enterprise Claude plans can access Claude Sonnet 4 and Opus 4 now, with an extended thinking mode ...

Claude 4 Sonnet is a leaner model, with improvements built on Anthropic's Claude 3.7 Sonnet model. The 3.7 model often had ...

Anthropic claims Claude Opus 4 can compete with GPT-4.1 and Gemini 2.5, while Sonnet 4 outperforms its predecessor in ...

Today, on 22 May 2025, Anthropic introduced the next generation of Claude models: Claude Opus 4 and Claude Sonnet 4. These ...

Anthropic introduces Claude 4 Sonnet and Opus models with enhanced reasoning, coding abilities, and memory for sustained, ...

Anthropic has unveiled Claude Opus 4 and Claude Sonnet 4, next-generation AI models designed to enhance coding, reasoning, ...

Anthropic has released Claude 4, its latest family of AI models featuring Claude Opus 4 and Claude Sonnet 4. Designed to ...

Anthropic has introduced two advanced AI models, Claude Opus 4 and Claude Sonnet 4, designed for complex coding tasks.

The Anthropic Claude Opus 4 model is not only helps with writing code, but can also do everything possible to prevent the ...

Anthropic said Claude Sonnet 4 achieved state-of-the-art (SOTA) on the SWE-Bench benchmark with a score of 72.7 percent.

Claude Opus 4 can independently write and execute code for extended durations, far exceeding the performance of previous ...