待验证60% 置信事实时间未知
GPT 5.5 Instant significantly reduces the probability of hallucinations when handling complex logical reasoning in sensitive domains compared to its predecessors
2
来源数
60%
置信度
中期 (~90 天)
时效性
2026/7/2
首次发现
有效期至：2026/9/30
来源
相关事实
部分验证OpenAI upgraded ChatGPT's default model to GPT 5.5 Instant, which reduced hallucinations by 52.5% compared to its predecessor in internal testing.75% 相似待验证Information about GPT 5.5 Instant's hallucination improvements was disclosed by TechChange, The Word, and other media outlets71% 相似待验证GPT 5.5在推理延迟方面进行了显著优化，采用了更高效的注意力机制和推理加速技术71% 相似待验证GPT 5.5 Instant has roughly halved its hallucination rate in medical and legal domains compared to its predecessor.70% 相似
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