Expired80% confidenceReleaseExact time
GPT-5.6 adds an Ultra Reasoning Effort option, allowing more compute to be devoted to a small number of high-value problems.
10
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
7/8/2026
First Seen
Valid until: 10/6/2026(expired)
Sources
GPT-5.6 Sol限量预览：分级模型Sol/Tera/Luna与准入机制详解
bilibili开水庆余年6/27/2026
Related Claims
UnverifiedGPT-5.6 introduces a Max Reasoning mode, similar to Claude's Deep Thinking mode.80% similarUnverifiedGPT-5.6 flagship version Sol achieves significant capability improvements in three professional domains—coding, biology, and cybersecurity—and introduces the Max reasoning compute option and Ultra mode.80% similarUnverifiedEach GPT-5.6 model can be configured with different thinking intensities, with the highest level being Ultra.79% similarUnverifiedThe goal of GPT-5.6 is to lower the barrier to prompt engineering, enabling the model to proactively fill in logic and infer requirements even when information is incomplete.79% similar
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