Anthropic releases Claude Opus 4.6 at $5/$25

Anthropic released Claude Opus 4.6 on February 5, calling it its most capable model to date. Building on Opus 4.5, it brings new reliability and precision to coding, agents and enterprise workflows. Opus 4.6 focuses on planning, long-running agent reliability, larger codebases, and better code review and debugging. Pricing is $5 input and $25 output per million tokens, matching later Opus 4.7.