AI model launches · Anthropic
Claude Opus 4.6 launch
Anthropic introduces Claude Opus 4.6, which plans more carefully, keeps agentic tasks going longer and is its first Opus model with 1M context.
Claude @claudeai · 5 Feb 2026
From the post
Introducing Claude Opus 4.6. Our smartest model got an upgrade. Opus 4.6 plans more carefully, sustains agentic tasks for longer, operates reliably in massive codebases, and catches its own mistakes. It’s also our first Opus-class model with 1M token context in beta.
Claude @claudeai on X · 5 Feb 2026
