Fast mode for Claude Opus 4.6 waitlist
Fast mode for Opus 4.6 is available as a limited research preview on the Claude Developer Platform (API). Interested customers can join the waitlist by completing this form.
Developers using Claude Code with extra usage enabled can use fast mode today. Learn more.
FAQ
Fast mode is a high-speed configuration of Opus 4.6 that delivers 2.5x faster output token speeds. It provides the same Opus-level model intelligence with significantly faster speeds.
Fast mode is available in research preview on Claude Code for all developers with extra usage enabled. Learn more.
Fast mode is also available in a limited research preview on the Claude Developer Platform. Interested customers can join the waitlist by completing this form.
Explore the documentation to learn more about fast mode on Claude Code and the Claude Developer Platform.