Fast mode for Claude Opus 4.7 deprecated, with removal on July 24, 2026. After removal, requests to claude-opus-4-7 with speed: "fast" will return an error. Migrate to fast mode for Claude Opus 4.8.
Fetched June 28, 2026
Rate limits raised across the Claude API. Claude Sonnet and Claude Haiku rate limits now match Claude Opus at every usage tier. Usage tiers…
Anthropic · Claude PlatformWe've retired the Claude Sonnet 4 model ( ) and the Claude Opus 4 model ( ). All requests to these models will now return an error. We reco…
Anthropic · Claude PlatformClaude Opus 4.8 fast mode is rolling out in preview on GitHub Copilot, offering significantly faster output token speeds at reduced cost wh…
GitHub · GitHub ChangelogOpus 4.6 (fast) will be deprecated across all GitHub Copilot experiences on June 29th, 2026. The suggested alternative is Opus 4.8 (fast);…
GitHub · GitHub Changelog