releases.shpreview
Anthropic/Claude/Claude Sonnet 4.6 launch

Claude Sonnet 4.6 launch

February 17, 2026ClaudeView original ↗
$npx -y @buildinternet/releases show rel_GPnUSQJsaleaYeSOv3R0Q

Launched the most capable Sonnet model yet with upgrades across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. Features a 1M token context window in beta.

Fetched April 10, 2026