Google Cloud is launching OpenAI’s models in its model garden, the company said in an October 21, 2026 announcement, adding GPT-Astra, GPT-6.1 Sol, and GPT-6 Luna to its enterprise AI platform. The three models began rolling out in private preview to select enterprise customers the same day. Michael Gerstenhaber, vice president of product management for Gemini at Google Cloud, authored the announcement. He wrote that Google Cloud has been defined by choice, enterprise-grade governance, and…