OpenAI releases GPT-5.6 to everyone after the US government signed off
Covered by 3 sources
Read full postOpenAI has publicly released GPT-5.6 after the Trump administration approved it following a government review due to the model's advanced capabilities in coding, biology, and cybersecurity. The model comes in three tiers: Sol, Terra, and Luna, with Sol offering significant efficiency improvements. This release marks the first US frontier AI model launched under a government-managed access list, reflecting a new regulatory approach to vetting powerful AI systems before public availability.

Covered by 3 sources
- How to use GPT-5.6· Ben’s Bites
- OpenAI GPT-5.6 Sol, Terra, and Luna are now generally available on Amazon Bedrock· AWS Blog
- Chinese developers are climbing the firewall to pay more for GPT-5.6, and doing the maths on why· The Next Web
- OpenAI rolls out GPT-5.6 after government greenlight — and announces ‘ChatGPT Work’· The Verge
- ChatGPT is now a partner for your most ambitious work· 2 sources
- White House Denies Giving OpenAI ‘Green Light’ to Publicly Release Its Latest Model· Gizmodo

