Featured · Artificial Intelligence (AI)

What Is GPT-5.6? OpenAI’s Sol, Terra, and Luna Family, Explained

Update, July 10, 2026: GPT-5.6 is now generally available. After a limited government-gated preview in late June, OpenAI released GPT-5.6 to everyone on July 9, 2026 across ChatGPT, Codex, and the API. This post…

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AI 9 min read Updated Jul 10, 2026