Claude Sonnet 4.6 improves coding skills

"Anthropic has launched Claude Sonnet 4.6, an update to the company's hybrid reasoning model that brings improvements in coding consistency and instruction following, Anthropic said. Introduced February 17, Claude Sonnet 4.6 is a full upgrade of the model's skills across coding, computer use, long-context reasoning, agent planning, design, and knowledge work, according to Anthropic. the model also features a 1M token context window in beta."

"With Claude Sonnet 4.6, improvements in consistency, instruction following, and other areas have made developers with early access prefer this release to its predecessor, Claude Sonnet 4.5, by a wide margin, according to Anthropic. Early Sonnet 4.6 users are seeing human-level capability in tasks such as navigating a complex spreadsheet or filling out a multi-step web form, before pulling it all together across multiple browser tabs, said Anthropic."

Claude Sonnet 4.6 is a hybrid reasoning model released February 17 that upgrades skills across coding, computer use, long-context reasoning, agent planning, design, and knowledge work. The model introduces a 1M-token context window currently in beta. Early-access developers prefer Sonnet 4.6 over Sonnet 4.5 because of improved consistency and instruction following. Sonnet 4.6 demonstrates human-level capability in tasks like navigating complex spreadsheets and completing multi-step web forms across multiple browser tabs. Performance comparable to prior Opus-class models is now achievable with Sonnet 4.6 for real-world, economically viable office tasks. Computer-use skills show major gains over prior Sonnet releases.

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