Google Cloud Unifies GPT-6, Claude, and Gemini on Single Invoice for Enterprise

For the first time in the enterprise AI era, a single cloud invoice can cover all three dominant closed-source AI model families — Google's own Gemini, Anthropic's Claude, and OpenAI's GPT-6 — because Google Cloud has added OpenAI's latest models to its Model Garden platform. That convenience is real — and so is the tradeoff: consolidating all three AI families onto one cloud provider is the opposite of the multi-cloud risk management strategy that most enterprise architecture guidelines recommend. Google Cloud VP Michael Gerstenhaber made the announcement in an official blog post, confirming that three OpenAI models are entering private preview for select enterprise customers: GPT-Astra, designed for advanced software engineering, computer use, and scientific research; GPT-6.1 Sol, optimized for agentic coding and professional workflows at a lower cost; and…