One-line summary: The most important story of the last two weeks was not another model getting slightly better. It was the Microsoft-OpenAI boundary being redrawn. AWS, FedRAMP, PwC, ChatGPT ads, Claude vertical agents, and Gemini's scene-by-scene expansion all point to the same shift: AI companies are turning model capability into control over deployment, compliance, workflow, cost, and monetization.

1. Microsoft and OpenAI: this is not gossip; it is control

The structural story of this issue is the next phase of the Microsoft-OpenAI partnership. OpenAI published its own note on that next phase The next phase of the Microsoft OpenAI partnership - OpenAI . CNBC framed the change as OpenAI capping revenue-share payments to Microsoft OpenAI shakes up partnership with Microsoft, capping revenue share payments - CNBC . The New York Times used the phrase "loosen their partnership" Microsoft and OpenAI Loosen Their Partnership - nytimes.com .…