Expired80% confidenceReleaseExact time
The core foundation of this update is the new frontier model GPT-5.6 (codenamed Sol in the demo), which is open to all users.
4
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
7/21/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/19/2026(expired)
Sources
Related Claims
VerifiedGPT-5.6 Sol is being made available to Pro and Enterprise customers first, then gradually expanded to Plus and various API tiers.81% similarUnverifiedGPT-5.6 Sol is the flagship top-tier model, designed specifically for complex agentic workflows, and was made available to all paid users within 24 hours of launch.80% similar
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