Expired90% confidenceFactExact time
GPT-5.6 is no longer a single model but has been split into three tiers: Sol, Tera, and Luna.
14
Sources
90%
Confidence
Medium-term (~90 days)
Relevance
7/8/2026
First Seen
Valid until: 10/6/2026(expired)
Sources
GPT-5.6 Sol限量预览：分级模型Sol/Tera/Luna与准入机制详解
bilibili开水庆余年6/27/2026
Related Claims
UnverifiedIn the GPT-5.6 Codex evaluation, three different model tier configurations—Sol, Terra, and Luna—were set up.84% similarUnverifiedGPT-5.6, codenamed 'Sol,' will be launched to the public simultaneously with two companion products, Terra and Luna.80% similarUnverifiedGPT-5.6的命名规则从代次编号转向能力档位命名，Sol、Terra、Luna三个名字代表能力档位，各自可按自己的节奏迭代80% similarUnverifiedThe GPT-5.6 model family contains three members — Sol, Terra, and Luna — each covering different application scenarios.79% similarUnverifiedGPT-5.6 adopts a model family strategy comprising three members: Sol (flagship), Terra (medium scale), and Luna (smaller and cheaper).79% similar
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