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Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed

OpenAI has announced a preview of Ultrafast, a new API service tier that runs GPT-5.6 Sol up to 14 times faster than standard. Powered by Cerebras hardware, this tier can deliver up to 750 output tokens per second, enabling low-latency and high-throughput applications for developers.

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English

Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed

OpenAI has announced a preview of Ultrafast, a new API service tier that runs GPT-5.6 Sol up to 14 times faster than standard. Powered by Cerebras hardware, this tier can deliver up to 750 output tokens per second, enabling low-latency and high-throughput applications for developers.

  • OpenAI previews a new API service tier called Ultrafast.
  • Ultrafast runs GPT-5.6 Sol up to 14 times faster than standard.
  • The tier is powered by Cerebras and reaches up to 750 output tokens per second.
  • Designed for low-latency, high-throughput developer applications.

Chinese

预览超快模式：GPT-5.6 Sol 速度提升至14倍

OpenAI 预览了全新的 UltraFast API 服务层级，该层级基于 Cerebras 硬件运行 GPT-5.6 Sol，生成速度最高可提升至标准模式的 14 倍，每秒可输出多达 750 个 token，为开发者带来低延迟、高吞吐的体验。

  • OpenAI 预览了名为 UltraFast 的新 API 服务层级。
  • 该层级运行 GPT-5.6 Sol，速度最高可提升至标准模式的 14 倍。
  • 由 Cerebras 提供支持，每秒最多可输出 750 个 token。
  • 旨在满足开发者的低延迟和高吞吐需求。

OpenAI / GPT-5.6 Sol / Ultrafast / API / Cerebras / speed / preview

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Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed

Preview Ultrafast, a new OpenAI API service tier that runs GPT-5.6 Sol up to 14× faster. Powered by Cerebras, it delivers up to 750 output tokens per second.

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