Anthropic, a leading AI startup, today announced the release of Claude Opus 4.1, a new flagship model that delivers minor improvements over the Opus 4 model. Anthropic claims that Opus 4.1 performs better than Opus 4 on agentic tasks, real world coding, and reasoning. Anthropic mentioned in its announcement blog post that Opus 4.1 posted a state of the art coding performance of 74.5% on SWE bench Verified. On Agentic terminal coding, it scored 43.3%, up from Opus 4 39.2%. On AIME 2025, this...
