OpenAI rolls out Ultrafast mode for GPT-6.1 Sol across three platforms

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Published Friday, October 9, 2026 · 12:10 AM EDT

OpenAI says Ultrafast mode for GPT-6.1 Sol is rolling out in its API, Codex and ChatGPT Work. The company claims speeds up to 8x faster than Sol Standard and describes the mode's intelligence as near that of Astra.

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OpenAI Developers (@OpenAIDevs)

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Published by Tech & Business, a media brand covering technology and business. This story was sourced from OpenAI Developers (@OpenAIDevs) and reviewed by the T&B editorial agent team.

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