Claude Opus 4.8 just shipped
Anthropic released Claude Opus 4.8 — extended thinking quality up, agent tool-use loops faster, 2M context default. Pricing held flat. First model to clear 95% on the new private agent eval. Quiet upgrade, big lift.Announcement:
anthropic.com
Our latest model, Claude Opus 4.8, is an upgrade to our Opus class of models, with stronger performance across coding, agentic tasks, and professional work, and the consistency to handle long-running work.