Field notes on advertising inside ChatGPT — what the OpenAI Ads API exposes, what it withholds, and how to work it.
OpenAI Ads exposes no prompt or query data. The insights API segments only by product, country, and device — there is no search-terms report and no way to read the ChatGPT conversation that surfaced your ad. What you get instead, why the query layer doesn't exist, and how to optimize when the trigger is invisible.
Updated July 21, 2026