Unverified50% confidenceBenchmarkExact time
Third-party platform tests show that Opus 5.5's token efficiency is far inferior to that of the GPT-6 series.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/30/2026
First Seen
Valid until: 12/29/2026
Sources
Related Entities
Related Claims
UnverifiedFor small and medium-sized projects, it is already difficult to perceive a notable difference between Fable 5 and Sol compared to the previous generation Opus 4.8 and GPT 5.5, so AI models do not need to be maxed out.76% similarUnverifiedGPT-5.6 Sol achieves 62.6% on the OSWorld 2.0 computer operation benchmark, surpassing Opus 4.8, while reducing output tokens by 85%.76% similarUnverifiedThe GPT-5.6 series achieves performance equal to or higher than Opus 4.8 and Fable 5 at a lower cost across multiple benchmarks.76% similar
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