Day 1 of OpenAI's '28 Days of Improvements': community guesses GPT-6.1 Sol arrives in ChatGPT

mark_k · x · 2026-10-05

markk notes that day 1 of OpenAI's "28 Days of Improvements" (which he jokes could be "resets") has kicked off, asking followers to guess the first improvement. His bet: we might finally see GPT-6.1 Sol ship in ChatGPT. Unconfirmed community speculation about OpenAI's update cadence.

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