News Summary

• OpenAI has restricted the initial rollout of its latest frontier AI models at the request of the US government.
• The decision follows a similar move by Anthropic, which disabled access to its Fable 5 and Mythos 5 models three days after launch.
• The company said the “short-term” arrangement is intended to bridge the gap while the administration develops a framework for reviewing frontierAI models.
• The tighter scrutiny marks a shift in the administration’s approach to artificial intelligence and cybersecurity.