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

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

Anthropic’s first developer conference kicked off in San Francisco on Thursday, and while the rest of the industry races ...

Anthropic has rolled out Claude 4 Sonnet and Claude 4 Opus to its users, bringing a host of upgrades to the AI models running ...

In a fictional scenario, Claude blackmailed an engineer for having an affair.

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

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

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

Anthropic unveiled its new AI models, Claude Sonnet 4 and Claude Opus 4. The launch comes at a time when the company needed a strong response to maintain its position against rivals like Google Gemini ...

Chief Product Officer Mike Krieger called the release a milestone in Anthropic's work to make increasingly autonomous AI. He ...

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