Unverified50% confidenceFactExact time
OpenAI's model matrix includes 6 Astra (frontier flagship), 6.1 Sol (high cost-efficiency), and Luna, all of which sit on the Pareto frontier of cost versus accuracy.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/8/2026
First Seen
Valid until: 1/6/2027
Sources
Related Entities
Related Claims
UnverifiedOpenAI introduced two models, SOL and LUNA, forming a tiered pricing structure alongside the top-tier Astra.74% similarUnverifiedAstra remains OpenAI's most powerful model, and Sol is its cheaper alternative.73% similarUnverifiedOpenAI has launched a three-tier product line consisting of the flagship Astra, the balanced Sol, and the lightweight Luna.73% similarUnverifiedAstra is used in OpenAI's product context as an internal codename referring to a higher capability tier, forming a product line tiered naming system together with Sol.65% similarUnverifiedBased on naming conventions, Astra may refer to a specific version within OpenAI's next-generation flagship model series.63% similar
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