Skip to content
AI Lehel Briefing
← Back to latest
Models & research OpenAI

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.

Excerpt supplied by the publisher’s feed

Read the original article at OpenAI Opens in a new tab