GitHub Copilot to Retire Three Models on November 16
10/16/2026 — 10/16, 15:20·1 sources (all)·1 reports (all)
Key takeaways
- According to an October 15 changelog, GitHub Copilot will remove Claude Opus 4.8, Claude Opus 5 and GPT-5.6 Terra on November 16 across Chat…
Background & analysis
According to a GitHub changelog entry dated October 15, GitHub Copilot will remove three models from its model picker on November 16, 2026: Claude Opus 4.8, Claude Opus 5, and GPT-5.6 Terra. The changelog states that the removal affects Chat, inline edits, ask and agent modes, and code completions.
The same report notes that all three models remain available through their respective vendors' APIs. Anthropic's page lists claude-opus-5 with a retirement date no earlier than July 24, 2027, and OpenAI has not marked gpt-5.6-terra as deprecated. The report does not explain why GitHub is removing these models, nor does it mention any replacements.
AI-generated from 1 reports · updated 23 hours ago
Latest turnGitHub will remove Claude Opus 4.8, Claude Opus 5 and GPT-5.6 Terra from Copilot's model picker on November 16, per its October 15 changelog, covering Chat, inline edits, ask, agent modes and code completions. None of the three is retired by its maker: Anthropic lists claude-opus-5 as active until at least July 24, 2027, and OpenAI's deprecation page still recommends gpt-5.6-terra.
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GitHub will remove Claude Opus 4.8, Claude Opus 5 and GPT-5.6 Terra from Copilot's model picker on November 16, per its October 15 changelog, covering Chat, inline edits, ask, agent modes and code completions. None of the three is retired by its maker: Anthropic lists claude-opus-5 as active until at least July 24, 2027, and OpenAI's deprecation page still recommends gpt-5.6-terra.
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