OpenAI Developers says Ultrafast for Astra is available in Codex and ChatGPT Work on Enterprise plans and through the new Pro 500 plan. It is also available to all developers through the API, while Ultrafast for GPT-6.1 Sol is still coming soon.
OpenAI Developers says Ultrafast is its fastest way to build with Astra yet. In Codex, it runs up to 8x faster than Astra Standard and 4x faster than Astra Fast.
OpenAI’s premium Ultrafast tier offers up to 8x faster token generation in Codex, at 300 tokens per second, and up to 6x faster generation in the API.
Ultrafast is available today for GPT-6 Astra in Codex, ChatGPT Work, and the API, with GPT-6.1 Sol support coming soon. Access in Codex and ChatGPT Work comes through the new Pro 500 plan, which has OpenAI’s highest usage limits at 25 times Plus.
