Sonnet 4.6

The most capable Sonnet model yet

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About

Claude Sonnet 4.6 is an upgrade across coding, computer use, long-context reasoning, agent planning, knowledge work, and design, with a one-million-token context window in beta.

It improves on benchmarks broadly and approaches Opus-level capability at a price that makes it practical for far more tasks, with a notable jump in computer-use skills.

It is aimed at developers and businesses who want strong capability for agents, coding, and analytical work but need pricing that works for high-volume or latency-sensitive production use, and is available through Anthropic's API and apps.

AI-assisted draft, human-reviewed before publishing — see how we choose & review tools.

Why we picked it

Sonnet 4.6 earns its spot for the price-to-capability jump specifically — approaching Opus-level results at Sonnet pricing changes which tasks are worth automating, not just how well a single hard task gets solved.