GPT-6.1 Sol Ultrafast begins rolling out as model steering improves

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Tibo· @thsottiaux · X· 2026-10-09 03:15 · Original publication time AI score60

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GPT-6.1 Sol Ultrafast is rolling out today in the API, Codex, and ChatGPT Work. The announcement claims speeds up to 8 times faster than Sol Standard with near-Astra intelligence, and says the model now responds more quickly to real-time changes in direction.

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We have improved steering to be instant, leading to the model now reacting much faster to adjustments you make, allowing you to course-correct direction in realtime and not have the model waste effort.

Also releasing GPT-6.1 Sol ultrafast. The two work very well together.

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Ultrafast is rolling out today for GPT-6.1 Sol in the API, Codex, and ChatGPT Work. Near-Astra intelligence at up to 8x faster speeds than Sol Standard, so you can build as fast as the ideas come. https://t.co/Cyy9k2hifV

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