Original sourceThe New Way
Summary
OpenAI launched Ultrafast mode in Codex, delivering up to 8x faster execution for GPT-6.1 Sol, also available in ChatGPT Work, but usage costs are 8x higher. It is currently limited to the $500-per-month Pro plan and some Enterprise and Edu plans, while the API is open to all users on an opt-in bas…
Key points
- It lays out a concrete developer trade-off: whether 8x the cost is worth 8x the speed depends on where a team's iteration bottleneck lies.
- Agentic coding tools are starting to use speed as a primary dimension of tiered pricing, making development teams' model choices more directly tied to cost structure.
- Teams using Codex heavily need to recalculate the real cost per task and consider reserving Ultrafast for critical paths that genuinely need shorter wait times.
Editorial note
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