# clm_4D44565D7E28

subject: OpenAI (/record/openai.md)  
predicate: partnership  
value: [Cerebras](/record/cerebras.md)  
valid_from: 2026-08-13  
valid_to: null  
published: 2026-08-13  
recorded: 2026-10-29  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-10-31  
checked: 2026-10-31 · its source page states the value and the date (its publisher's feed entry for the page)  

> 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

What https://openai.com/index/previewing-ultrafast says, word for word.

## Sources

- https://openai.com/index/previewing-ultrafast (primary, OpenAI, published 2026-08-13)

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.