Expired50% confidenceReleaseExact time
OpenAI launched the Sol, Terra, and Luna series of models, imitating Anthropic's poetic naming approach.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/8/2026
First Seen
Valid until: 10/6/2026(expired)
Sources
GPT-5.6 Sol对决Fable 5：半价能否媲美旗舰？
bilibiliYoutube力工7/6/2026
Related Claims
UnverifiedOpenAI introduced the Sol, Terra, and Luna series of model names, abandoning the numerical naming approach.75% similarUnverifiedOpenAI uses the semantic codenames "Sol" (sun) and "Luna" (moon) to differentiate between variants of the same model generation.70% similarUnverifiedOpenAI has built a three-tier model ecosystem consisting of Soul (top tier), Terra (middle tier), and Luna (bottom tier).70% similarUnverifiedMeta's Llama series takes an open-source approach, contrasting with the closed-source approaches of OpenAI and Anthropic70% similarUnverifiedCodex supports the three mainstream large language model providers: OpenAI, Anthropic, and Gemini.68% similar
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