Unverified50% confidenceBenchmarkExact time
GPT-5.4 achieved a completion rate of 62.5% on CAD World, with an average of 104.6 action steps and an average of 46.9 steps for successfully completed tasks.
1
Sources
50%
Confidence
Long-term
Relevance
9/26/2026
First Seen
Sources
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Related Claims
UnverifiedThe full TwinCheck strategy improved the task success rate of the GPT-5.6 Sol model from 45.3% to 58.5%, with a 95% task bootstrap confidence interval of [8.2, 18.8].76% similarUnverifiedGPT-6 (Astral) achieved an accuracy rate of 72.6% on the OS World 2.0 benchmark, with an average of approximately 40 minutes per task.72% similarPartially VerifiedAll three GPT-5.6 models achieved a perfect score of 10 on the long-horizon agent fine-tuning task, while GPT-5.5 and Opus 4.7 could only score two or three points on that task.72% similar
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