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GPT-5.5 officially released: OpenAI introduces its smartest model. Does it surpass Claude Opus 4.7?
OpenAI just released GPT-5.5, promising the same blazing speed as GPT-5.4 but with a serious intelligence upgrade. We dug into the benchmarks, pricing, and whether it actually outperforms Claude Opus 4.7 — which launched just a week ago.