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Gemini 4 Argon reaches Copilot
GitHub lists Pro+, Max, Business and Enterprise access, with a gradual rollout. Administrators can govern the model through policy. Run a bounded acceptance task when it appears in your picker; the announcement supplies vendor testing, without establishing parity on your repository. 2
Relevant to: Copilot users choosing a model for complex coding tasks.
What the verdict meansAvailable, works, worth your time today.
Sources
Originally part of the 14 October 2026 edition.