… When using the Claude coding agent, the following models are currently available: Claude Sonnet 4.6 Claude Opus 4.6 Claude Sonnet 4.5 Claude Opus 4.5 When using the Codex coding agent, the following models are currently available: GPT-5.2-Codex GPT-5.3-Codex GPT-5.4 For more information, see our do… …
… Model Deprecation date Suggested alternative GPT-5.1 2026-04-15 GPT-5.3-Codex GPT-5.1-Codex 2026-04-01 GPT-5.3-Codex GPT-5.1-Codex-Mini 2026-04-01 GPT-5.3-Codex GPT-5.1-Codex-Max 2026-04-01 GPT-5.3-Codex Please update your workflows and integrations to use supported models. …
Back to changelog We will deprecate the following models across all GitHub Copilot experiences including Copilot Chat, inline edits, ask and agent modes, and code completions , with the exception of GPT-5.2-Codex in Copilot Code Review, on June 1st, 2026: Model Deprecation date Suggested alternativ… …
… May 17, 2026: GPT-5.3-Codex becomes the base model for all Copilot Business and Copilot Enterprise organizations. February 4, 2027: End of the LTS availability window for GPT-5.3-Codex. …
Back to changelog Starting today, in our Copilot Student plan, we are removing GPT-5.3-Codex from the model picker. …
Back to changelog We will deprecate the following models across all GitHub Copilot experiences including Copilot Chat, inline edits, ask and agent modes, and code completions : Model Deprecation date Suggested alternative Gemini 3 Pro 2026-03-26 Gemini 3.1 Pro GPT-5.1 2026-04-15 GPT-5.4 GPT-5.1-Cod… …
… May.19 Improvement Easily apply Copilot code review feedback with Copilot cloud agent copilot May.19 Release Gemini 3.5 Flash is generally available for GitHub Copilot copilot May.18 Improvement One-click fixes for failing Actions with Copilot cloud agent copilot May.18 Release Copilot cloud agent:…