Users Report Significantly Faster GPT-4.1 Sol Response in ChatGPT

mark_k · x · 2026-08-22

Users have observed that the GPT-4.1 Sol model within ChatGPT has become noticeably faster after a month-long hiatus. Speculation suggests OpenAI may have optimized the model or downgraded the config, though output quality appears unaffected so far.

Related event: Users Report Sudden Quality Degradation in ChatGPT and Sol Models, Suspecting Routing to Smaller Model(9 posts)→

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