Today, we are expanding our GPT-6 series by welcoming GPT-6 Sol and GPT-6 Luna to our generally available lineup in Microsoft Foundry .

Building on the exceptional customer momentum of GPT-5.6 Sol and GPT-6 Astra , this launch continues our work to deliver transformative capabilities in Microsoft Foundry that produce less noise and are more capable at completing full tasks with agents .

Explore GPT models in Foundry today Astra brings advanced reasoning , software engineering and computer use to demanding work that requires both judgment and action.

Azure customers report a step-change in capabilities, and strong cost-to-performance with the model using fewer, higher-value tokens to drive agents.

Completing the lineup, GPT-6 Sol is excellent for general-purpose use, while Luna brings efficient intelligence to high-volume data and preparatory work.

Put the right intelligence behind every agent The right model for a job should be determined through evaluations: an agent handling a complex business decision and one routing routine requests have different needs.

Microsoft recommends customers start with GPT-6 Astra for demanding work.

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