When will GPT-5.6 be available to the public?

OpenAI hopes to make GPT-5.6 available to everyone in the coming weeks, though the exact timeline depends on White House approval. The company plans to broaden access to customers next week, including some international partners.

What are the three versions of GPT-5.6?

OpenAI offers Sol (its most capable version), Terra (a middle-tier version), and Luna (described as fast and affordable). Sol is the most capable model yet on benchmarks testing cybersecurity, biology, and agentic abilities.

How does the White House approval process work?

OpenAI sends the US government a list of customers and receives feedback on approval. The company cannot share details of how exactly the White House approves these customers.

Large Language ModelsAI Business & IndustryWIRED AIJun 26, 2026Jun 27, 2026, 04:00 JST

OpenAI Delays GPT-5.6 Launch, Requires US Government Approval

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3 Key Points

What happened
OpenAI is delaying the public release of its next-generation AI models, GPT-5.6, at the request of Trump's White House. The company will first share the models with a small set of government-preapproved customers before gradually expanding access. OpenAI plans to broaden the customer set next week to include some international partners.
Why it matters
The delay creates uncertainty for US AI labs navigating new government oversight. OpenAI stated it does not believe this approval process should become long-term default policy, as it limits access for developers, enterprises, and cybersecurity defenders who need the tools. The administration is concerned about the cybersecurity abilities of advanced AI models, but no formal voluntary framework exists yet—creating what the article calls a "very weird interim period" where the process does not feel truly voluntary.
What to watch
GPT-5.6 comes in three versions—Sol (most capable), Terra (middle tier), and Luna (fast and affordable). OpenAI says Sol is its most capable model yet on benchmarks testing cybersecurity, biology, and agentic abilities. The company hopes to make GPT-5.6 available to everyone in the coming weeks, though the timeline remains uncertain.

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FAQ

When will GPT-5.6 be available to the public?: OpenAI hopes to make GPT-5.6 available to everyone in the coming weeks, though the exact timeline depends on White House approval. The company plans to broaden access to customers next week, including some international partners.
What are the three versions of GPT-5.6?: OpenAI offers Sol (its most capable version), Terra (a middle-tier version), and Luna (described as fast and affordable). Sol is the most capable model yet on benchmarks testing cybersecurity, biology, and agentic abilities.
How does the White House approval process work?: OpenAI sends the US government a list of customers and receives feedback on approval. The company cannot share details of how exactly the White House approves these customers.

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