GPT-5.6 Sol

OpenAI has received permission to publicly release GPT-5.6 Sol, Terra, and Luna on July 9. The models will be widely available starting Thursday.

GPT-5.6 Sol, along with Terra and Luna, will launch publicly this Thursday. The announcement includes links to a Twitter post and Hacker News discussion.

The Trump administration has lifted restrictions on Anthropic's Claude Fable 5 and Mythos 5 AI models after cybersecurity concerns raised by Amazon's researchers. Anthropic now offers Fable 5 widely and limited access to Mythos 5 for approved U.S. organizations, while OpenAI restricts its new GPT-5.6 Sol model at the administration's request.

The Trump administration has lifted restrictions on Anthropic's Claude Fable 5 and Mythos 5 AI models after cybersecurity concerns led to a temporary ban. Anthropic now offers Fable 5 widely and Mythos 5 to U.S.-approved organizations, while OpenAI restricts its GPT-5.6 Sol model at the administration's request. President Trump's executive order on AI oversight requires vetting advanced systems before public release.

The Trump administration has removed restrictions on Anthropic's Claude Fable 5 AI model and partially restored access to Mythos 5, following cybersecurity concerns raised by Amazon researchers. OpenAI also restricted its new GPT-5.6 Sol model at the administration's request, as part of a new AI oversight framework.

OpenAI released three versions of GPT-5.6—Sol, Terra, and Luna—as a limited preview to a small number of companies through a collaboration with the U.S. government. Sol is the most powerful model, Terra balances efficiency and power, and Luna prioritizes speed and affordability.

OpenAI and Anthropic have restricted new AI models to customers approved by President Donald Trump’s administration during a cybersecurity review. OpenAI’s GPT-5.6 Sol and Anthropic’s Mythos 5 are limited to small groups of trusted partners, following government concerns about potential cyber risks from advanced AI systems.

OpenAI is restricting the release of its new AI model, GPT-5.6 Sol, to a small group of Trump administration-approved partners during a cybersecurity review. The White House is collaborating with AI labs to address risks, following similar actions against Anthropic, which removed two models after a Trump directive. OpenAI described the testing period as temporary.

OpenAI has restricted the release of its new AI model GPT-5.6 Sol to a small group of Trump administration-approved partners during a cybersecurity review. The move follows government actions against rival Anthropic, which removed two AI models after a Trump directive, and reflects heightened scrutiny of advanced AI systems under a recent executive order.

OpenAI is restricting the initial release of its new AI models GPT-5.6 Sol, Terra, and Luna to trusted partners at the U.S. government's request. The company plans broader availability soon but emphasizes the vetting process should not become the long-term default.

OpenAI is restricting the release of its new AI model, GPT-5.6 Sol, at the request of President Donald Trump's administration during a cybersecurity review.

OpenAI is restricting the release of its new AI model GPT-5.6 Sol to a small group of Trump administration-approved partners during a cybersecurity review. The decision follows a Trump executive order requiring vetting of advanced AI systems for national security risks, with OpenAI stating the phased release is temporary. Anthropic recently removed two AI models in response to similar Trump directives.

OpenAI has restricted the release of its new AI model GPT-5.6 Sol to a small group of Trump administration-approved partners during a cybersecurity review. The decision follows a Trump executive order requiring government vetting of advanced AI systems for national security risks.