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Computer and browser use toolsets support Claude Fable 5, Opus 5 and Sonnet 5

UpdateVerifiedAdded Sep 22, 2026

Both the computer use and browser use toolsets are available for Claude Fable 5, Mythos 5, Opus 5, Sonnet 5 and Opus 4.8 on the Claude API.

Topics: LLMs, Developer tools

Anthropic's release notes

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Also shipped on Aug 19, 2026

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