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313•09/22/2026, 17:46•2 min read

Azure Reveals Upcoming GPT-6 Sol, Luna, and Astra Models

Azure Reveals Upcoming GPT-6 Sol, Luna, and Astra Models
Executive TL;DR30s read

New model identifiers for GPT-6 Sol, Luna, and Astra have appeared in Azure configurations, signaling an imminent release.

Azure Reveals Upcoming GPT-6 Sol, Luna, and Astra Models

New AI model identifiers—gpt-6-sol, gpt-6-luna, and gpt-6-astra-minor—have surfaced in Azure's configuration files. This discovery suggests that these models are in the final stages of preparation for release.

Additionally, the same commit indicates that the GPT-5.6 Sol model has been designated as a workhorse, highlighting its current role in production environments before the next generation arrives.

These new models have already been added to Microsoft's model registry. While there has been no official announcement from OpenAI or Microsoft yet, the technical infrastructure within Azure is clearly gearing up for the launch of the GPT-6 series.

Why it matters

Analysis

These technical leaks provide the first concrete evidence that OpenAI and Microsoft are finalizing preparations for the GPT-6 era, potentially reshaping the generative AI landscape.

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