GPT-5.6 Hits an IQ Score of 136

JensHonack · x · 2026-07-15

According to a cited post, GPT-5.6 scored 136 on an IQ test. The author notes that 4 different configurations of GPT-5.6 all landed on exactly 136, suggesting that this benchmark may have hit a ceiling and can no longer differentiate higher-level models.

The core discussion revolves around the evaluation results of GPT-5.6 and the "distortion/saturation" of this IQ benchmark: the model scores higher than 99% of humans, but the test itself can no longer effectively拉开差距.

Related event: GPT-5.6 reportedly scores 136 on an offline IQ test(7 posts)→

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