OpenAI's cheap model now has a mode costing six times more.
OpenAI switched on an Ultrafast mode for its GPT-6.1 Sol model on Thursday. It runs up to eight times faster and costs $12 per million input tokens against the usual $2. Any developer can call it, but using it inside the Codex coding tool needs the top plan.
Why it mattersSpeed now carries its own price tag, so you choose between waiting and paying. For debugging an outage or an agent clicking through an app, those seconds decide whether it is usable.
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