The Deploy Log | Models and APIs
Deployment Simulation
OpenAI's Deployment Simulation replays previous conversations with candidate models and achieved a median multiplicative error of 1.5x in predicting deployment-time undesired behavior rates across GPT-5-series Thinking deployments.
The call on this one
What shipped is free. The call on it, what to do about it and the condition on that, opens with a signup: free, no card, every edition in full.
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