AI majors shift to risk aversion as Nvidia launches agent safety platform

Major AI players are shifting from speed to safety: Nvidia rolled out a software platform to contain AI agents, OpenAI scrapped GPT-6.1 Astra over safety concerns, and Anthropic released Sonnet 5.5, stressing it improves existing tasks rather than pushing capability frontiers. Nvidia also announced a $150 billion buyback, lifting its shares, while Michael Burry warned the AI bubble may burst sooner than later.

• Anthropic releases Sonnet 5.5, cheaper and faster2026-09-28
• Nvidia: robots await a ChatGPT moment2026-09-16
• AI labs still have a data trust problem2026-09-15
• Michael Burry criticizes OpenAI and Anthropic calls to slow AI2026-09-15
• Anthropic plans IPO as a public benefit corporation2026-09-29