Anthropic releases Claude Opus 4.7, concedes it trails unreleased Mythos

Anthropic on Thursday released Claude Opus 4.7, a meaningful upgrade to its flagship AI model with better coding, sharper vision and a new ability to double-check its own work.Why it matters: Anthropic publicly conceded that the new Opus model does not match the performance of Mythos, a highly advanced system that the company hasn't released to the public due to safety concerns.In a chart accompanying its announcement, Anthropic showed that Opus 4.7 beats Opus 4.6, ChatGPT 5.4, Google Gemini 3.1...