OpenAI on October 8 rolled out Ultrafast mode for GPT-6.1 Sol in Codex and ChatGPT Work, a new tier that speeds up token generation1. Ultrafast is available on the $500 Pro plan and eligible Enterprise and Edu plans; Enterprise access is off by default and must be enabled by workspace owners. GPT-6.1 Sol Ultrafast supports inference residency in the United States and Europe (EEA plus Switzerland).
OpenAI adds Ultrafast inference tier for GPT-6.1 Sol in Codex and ChatGPT Work
OpenAI's Ultrafast mode speeds token generation for GPT-6.1 Sol in Codex and ChatGPT Work, available on Pro, Enterprise, and Edu plans.