Blog Post

Microsoft Copilot Blog
1 MIN READ

Available today: OpenAI GPT-6 Astra in Microsoft Copilot

Bas Brekelmans's avatar
Bas Brekelmans
Icon for Microsoft rankMicrosoft
Sep 04, 2026
GPT-6 Astra joins the frontier models available in Copilot Cowork and Copilot Studio, giving customers more choice for complex work they want to delegate to AI. Astra expands the range of work that c...
Updated Sep 04, 2026
Version 2.0
agents
pon's avatar
pon
Copper Contributor
Sep 06, 2026

Hi, thank you for the announcement.

Is GPT-6 Astra limited to Copilot Cowork and Copilot Studio, or is it also available in regular Microsoft Copilot Chat?

If it cannot be selected manually in regular chat, can Copilot Chat automatically route certain prompts to GPT-6 Astra?

  • isavvaidis's avatar
    isavvaidis
    Occasional Reader
    Sep 10, 2026

    Hello. Any news on that?