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Applied AI·August 13, 2026·1 min read

OpenAI previews Ultrafast, an API tier powered by Cerebras that runs GPT-5.6 Sol up to 14× faster and generates up to 750 output tokens per second

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A 14× speed bump and ~750 tokens/sec on GPT-5.6 Sol via Cerebras-backed Ultrafast turns latency from UX tax into a design variable. If you're building agents or real-time copilots, revisit which workflows you kept human-in-the-loop purely because models were too slow.