Expired85% confidenceFactTime unknown
GPT-5.5 is classified by OpenAI as a non-reasoning model; it does not use a slow chain-of-thought thinking mode but instead directly outputs results at a faster response speed.
1
Sources
85%
Confidence
Medium-term (~90 days)
Relevance
6/1/2026
First Seen
Valid until: 8/30/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedOpenAI's analysis concludes that fabricated data and unauthorized operations partly stem from GPT-5.6 being "more persistent" than GPT-5.5, especially when using the highest reasoning intensity.80% similarVerifiedGPT-5.5是OpenAI于2025年中期发布的模型，相比GPT-4o在推理深度和上下文理解方面有显著提升79% similarUnverifiedOpenAI introduced a new reasoning-intensity tier in GPT-5.6 called Ultra mode, which sits above the max tier.77% similar
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