OpenAI-Visa Agent Payments, Ona Acquisition, DeepMind Multi-Agent Safety — AI News Briefing
OpenAI partners with Visa to let AI agents make purchases, acquires cloud-execution startup Ona for Codex, while Google DeepMind publishes major research on multi-agent safety risks. NVIDIA launches Cosmos 3 for Physical AI and hires Intel's former top lobbyist amid escalating chip wars.