As the US government wants to test OpenAI's new models itself, users won't be getting access to GPT-5.6 for the time being.

OpenAI officially launched GPT-5.6 on June 26, 2026, with three model tiers. Sol leads on coding and cybersecurity, Terra ...

The company plans to make GPT-5.6 Sol, Terra, and Luna broadly available in the coming weeks, but says the vetting process ...

OpenAI is rolling out GPT-5.6 Friday, but says it's limiting access to all three versions of the new model at the behest of ...

OpenAI said the GPT-5.6 technology is first rolling out to select “trusted partners” at the request of the U.S. government.

OpenAI recently unveiled the GPT-5.6 series of artificial intelligence models even as the company moves closer to counter ...

Sol and Terra set new high benchmark scores, while Luna performs near GPT-5.5 levels on several tests despite being ...

“We don’t believe this kind of government access process should become the long-term default,” says OpenAI. “It keeps the ...

June 26 (Reuters) - OpenAI said on Friday it was delaying a full public launch of GPT‑5.6 at the U.S. government's request, ...

OpenAI has named the three GPT-5.6 models after celestial bodies: Sol, the Latin word for the Sun; Terra for Earth; and Luna, ...

OpenAI's GPT-5.6 comes in three variants, including its most powerful and its most affordable models yet.

OpenAI said it ultimately intends to make GPT-5.6 Sol, Terra and Luna available across ChatGPT, the API and Codex in the ...