Claude Haiku 3 model retired
We've retired the Claude Haiku 3 model (claude-3-haiku-20240307). All requests to this model will now return an error. We recommend upgrading to Claude Haiku 4.5.
Fetched April 24, 2026
From other products
- Grok Code Fast 1 deprecatedMay 15, 2026Grok Code Fast 1 deprecated; switch to GPT-5 mini or Claude Haiku 4.5
Grok Code Fast 1 is deprecated effective immediately across all Copilot experiences including Chat, inline edits, and code completions. Git…
GitHub · GitHub Changelog - Claude Sonnet 4 deprecatedMay 7, 2026
We have deprecated the following model across all GitHub Copilot experiences (including Copilot Chat, inline edits, ask and agent modes, an…
GitHub · GitHub Changelog
