Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed
Must ReadOpenAI Blog · 2026-08-13 10:00 UTC AI
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AI Summary
OpenAI introduces Ultrafast, a new API tier that runs GPT-5.6 Sol up to 14× faster. The service is powered by Cerebras and can deliver up to 750 output tokens per second. It represents a significant speed improvement for GPT-5.6 Sol usage.
AI analysis by Groq
Why should I care?
Because the reader is highly interested in AI, Generative AI, LLMs, and AI Model Releases, this speed boost directly enhances their ability to deploy and experiment with large language models.
Content
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.