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OpenAI previews 'Ultrafast' GPT-5.6 Sol running up to 14 times faster
OpenAI is introducing a new service tier named Ultrafast, designed to run its GPT-5.6 Sol model significantly faster than standard options. Claimed speeds can reach up to 14 times greater, with this innovation powered by Cerebras technology. This capability aims to cater to latency-sensitive applications, including customer support and financial research. Currently, access is exclusive to a limited number of clients as the company assesses operational impacts.
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Published 13 Aug 2026, 18:30 UTC1 min read
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Summary
TL;DR
- Ultrafast mode enhances GPT-5.6 Sol processing speed up to 14 times.
- Service powered by Cerebras technology.
- Targets real-time applications in various industries.
- Access currently limited to a select group of customers.
- Businesses can join a waitlist to access Ultrafast features.
Interesting facts
- The service can generate up to 750 tokens per second.
- OpenAI's developers have already begun implementing the Ultrafast mode in real-world scenarios.
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