tech
February 17, 2026
Introducing Sonnet 4.6
Claude Sonnet 4.6 is our most capable Sonnet model yet. It’s a full upgrade of the model’s skills across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. Sonnet 4.6 also features a 1M token context window in beta.
TL;DR
- Claude Sonnet 4.6 is the most capable Sonnet model to date.
- It features a full upgrade in skills for coding, computer use, long-context reasoning, agent planning, knowledge work, and design.
- Sonnet 4.6 includes a 1M token context window, currently in beta.
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