Modelpeers

Grok 4.5 changelog

Every change to Grok 4.5 that Modelpeers has recorded, newest first, each with the source it came from. The record starts Jul 8, 2026.

All (4)Releases (3)Retiring (1)

October 2026

GitHub Copilot character

Gemini 3.7 Flash, Grok 4.5 and GitHub Copilot

3 products from Google and SpaceXSI and GitHub

Retired

Copilot removes Gemini 3.7 Flash, Grok 4.5 and older GPT models

On October 19, 2026 Copilot deprecated Gemini 3.7 Flash (use Gemini 3.8 Flash), Grok 4.5 (use Grok 4.7), and GPT-5.5, GPT-5.4, GPT-5.4 mini and GPT-5 mini.

Who is affected:
Copilot users and integrations pinned to those models.
Action needed:
Switch to the suggested alternatives. Admins may need to enable them.

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