Claude Opus 5.5 vs GPT-6 Sol: Same Day, Half the Price, a Lower Ceiling
OpenAI shipped GPT-6 Sol 90 minutes after Claude Opus 5.5, at half the token price. Artificial Analysis ran both on the same tests: Sol is cheaper to any index score up to about 44, then runs out of headroom. Every benchmark, both effort ladders and the real bill.
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· Abdeladim Fadheli