Sources: Waymo is exploring exiting its Uber partnership, with their relationship souring amid an intense lobbying battle over the future of robotaxis (Rafe Rosner-Uddin/Financial Times)

Meta, Nvidia, Microsoft, a16z, and others sign a letter defending open-source AI; Jensen Huang, in his first X post, says open models strengthen cybersecurity (Leo Schwartz/The Information)

Sources: OpenAI told Hugging Face only this week its models caused the July 11 hack; the models appear to have been active online for days before being stopped (Wall Street Journal)

Google says it appreciates the engagement by the Trump administration and US government on the EU's $1B fine; Trump called the fine "illegal" (Rocio Fabbro/Bloomberg Law)

An OpenAI staffer says the Hugging Face breach is "a big warning shot" externally but internally "related incidents have been happening for a while" (Harry Booth/Time)

Cognition acquires the makers of Poke, an AI assistant that users can access via messaging services, in a deal valuing Poke's parent in the "low nine figures" (Sarah Perez/TechCrunch)

Paper, which allows designers to connect directly with production code and the AI agents that create it, raised a $34M Series A led by Accel and ICONIQ (Chris Metinko/Axios)