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Deployment Simulation

OpenAI | In Edition 39,

The call on this one

WATCHif you run pre-deployment safety reviews

SOURCE OpenAI, Predicting model behavior before release by simulating deployment

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.

Added to The Deploy Log , updated . Read Edition 39, the edition that carried it.

111 rows from OpenAI in The Deploy Log are dated on or before this one, this one included.

The same day from OpenAI: ChatGPT Enterprise spend controls (0 days apart). After it: Jalapeño inference chip, 7 days later.

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One line every time AI actually ships, as it ships, 24/7. Follow the wire: Threads | Bluesky

One line every time AI actually ships, around the clock, free on Threads and Bluesky. Every one is in The Deploy Log with its source.

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