Retiring GPT-4o and other legacy models
Retired GPT-4o, GPT-4.1, GPT-4.1 mini, and OpenAI o4-mini from ChatGPT. Also retiring GPT-5 (Instant and Thinking), as previously announced. There are no API changes at this time.
Fetched May 30, 2026
From other products
- Upcoming deprecation of Opus 4.6 (fast)Jun 18, 20264.6
Opus 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 - GPT-5.2 and GPT-5.2-Codex deprecatedJun 5, 20265.2
GPT-5.2 and GPT-5.2-Codex models are deprecated effective immediately across Copilot Chat, inline edits, ask and agent modes, and code comp…
GitHub · GitHub Changelog
