OpenAI models on Google Cloud follow-up: GPT-6.1 Astra, Sol, and Luna arrive within weeks and will also come to Antigravity (report)

Verified (fact)

According to Ars Technica, the OpenAI models coming to Google Cloud are GPT-6.1 Astra, Sol, and Luna, which will be available within weeks. OpenAI models will also be added to Google's Antigravity.

Why it matters (interpretation)

The previously announced partnership now has specific models and timing. It also newly confirms that a competitor's models will be built into Antigravity, Google's own tool.

Sources

• Press OpenAI's latest AI models are coming to Google Cloud and Antigravity Ars Technica

Story thread

1. 2026-10-21 OpenAI models come to Google Cloud, with frontier models and Codex workflows offered via Model Garden and Marketplace
2. 2026-10-21 OpenAI models on Google Cloud follow-up: GPT-6.1 Astra, Sol, and Luna arrive within weeks and will also come to Antigravity (report)

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