Expired60% confidenceReleaseExact time
OpenAI launched GPT-5.6 Sol as a product to compete with Anthropic's Fable series.
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/8/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/6/2026(expired)
Sources
Fable 5对决GPT-5.6 Sol：性价比重塑前沿AI格局
bilibili英文白斑马7/3/2026
Related Claims
UnverifiedOpenAI released a new generation model GPT-5.6, internally codenamed Sol, which is reportedly capable of performance close to Fable 5—which has not yet been widely released—but at a lower cost.82% similarVerifiedOpenAI released the GPT 5.6 series, comprising three versions—Sol, Tara, and Luna—targeting different use cases and price tiers.80% similar
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