Epoch AI chart puts GPT-5.6 Sol ahead on Overall ECI and SWE-ECI, with GPT-6 teased for August
iruletheworldmo · x · 2026-07-25
A benchmark chart from Epoch AI shows GPT-5.6 Sol leading the compared models on both Overall ECI and SWE-ECI, while Claude Opus 5 slightly edges Claude Fable 5 on SWE-ECI but trails on overall ECI.
The poster argues that Sol will only be surpassed by GPT-6 and claims it is coming in August.
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