Unverified50% confidenceFactExact time
Within the GPT-6 product line, Astra is positioned as the flagship, and the Sol series serves the primary productivity role.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/29/2026
First Seen
Valid until: 12/28/2026
Sources
Related Entities
Related Claims
UnverifiedAccording to leaked information, GPT-6 may adopt a four-tier naming system, ranked from highest to lowest in terms of intelligence level and price: Astra, Sol, Terra, and Luna.73% similarUnverifiedThe standard API input and output token price for GPT-6.1 Sol is only one-fifth that of Astra.72% similarVerifiedSol is the flagship model of the GPT-5.6 family, designed specifically for the most complex task scenarios.72% similarUnverifiedGPT-6 Sol and GPT-6 Luna deliver strong performance at lower cost and have pushed the Pareto frontier on the OfficeQA Pro benchmark71% similarUnverifiedOpenAI officially stated that GPT-6 Sol and Luna share the same lineage as the previously released Astra series.71% similar
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