Copilot Vendor page
Copilot retires GPT-5.5, GPT-5.4 and GPT-5 mini
Changed (SGT) · GitHub · Entry updated
On 19 Oct 2026, GitHub: Copilot retired GPT-5.5, GPT-5.4, GPT-5.4 mini, GPT-5 mini and Gemini 3.7 Flash; GitHub suggests the latest GPT Sol, GPT Luna and Gemini Flash models. AI-credit allowances did not change.
PlanYield, 'Copilot retires GPT-5.5, GPT-5.4 and GPT-5 mini', updated 24 Oct 2026, https://planyield.dev/changes/2026-10-19-copilot-models-retired-oct19/
Status and sources
PlanYield status: Vendor page. What the statuses mean.
Sources: docs.github.com ↗ · github.blog ↗
Plans this touches
GitHub Copilot Free · GitHub Copilot Pro · GitHub Copilot Pro+ · GitHub Copilot Max
Inferred: the source does not name every plan, so PlanYield chose these.
Current limits: GitHub Copilot AI Credits
Other GitHub changes
2 Oct 2026 Copilot retires Claude Opus 4.7 and older Gemini Flash models · 16 Jun 2026 Copilot individual sign-ups reopen · 1 Jun 2026 Copilot switches to AI Credits · 12 May 2026 GitHub announces Copilot Max
Get the Monday diff when the next change lands. All changes