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OpenAI Restricts Latest AI Launch Amid Security Concerns
27 Jun
Summary
- OpenAI limits newest AI models' release at US government's request.
- This marks the first time OpenAI has staggered a flagship model launch.
- US cited national security concerns for the temporary launch restrictions.

OpenAI has initiated a limited preview of its GPT 5.6 series models – Sol, Terra, and Luna – restricting their widespread release at the US government's request. This decision represents the first instance of OpenAI staggering a flagship product launch due to Washington's directives.
The move follows a similar temporary restriction placed on Anthropic's Fable 5 and Mythos 5 models earlier this month, prompted by national security concerns and an export control directive.
OpenAI stated the current arrangement is short-term, designed to align with the administration's development of a review framework for frontier AI models under a recent executive order. The company aims for general availability in the coming weeks.
Commentators have raised concerns about potential ad hoc government oversight impacting AI developer predictability and competitiveness, despite the administration's stated focus on cybersecurity and national security.