How ChatGPT Ads conversion campaigns work

The Conversion optimization objective asks ChatGPT Ads to optimize delivery toward one selected supported standard conversion event, such as a completed order or lead. You choose whether to pay for valid clicks or impressions. It is not a pay-per-conversion model, and the event must be measurable before launch.

Choose the campaign objective

OpenAI currently offers Views (CPM), Clicks (CPC) and Conversions. Views suit an exposure goal; Clicks suit a website-traffic goal; Conversion optimization suits a measured downstream action. Choose based on the outcome you need, not just the metric that sounds cheapest.

Understand oCPC and oCPM

With click billing (oCPC), you pay for valid clicks and delivery optimizes toward conversions that happen after an ad click. With impression billing (oCPM), you pay for impressions served while delivery optimizes toward a broader set of eligible conversions, including those driven by views and clicks. Clicks still matter under impression billing. Neither option means that each conversion has a fixed price.

For oCPC, watch average CPC together with attributed conversions. For oCPM, review average CPM, impressions, conversion volume and cost per conversion; include click-through and view-through reporting where it is available. Compare the same attribution windows and date basis.

Check prerequisites before creating the campaign

• Conversion tracking is connected to the correct Ads Manager account and has been tested.
• At least one supported standard conversion event is available. Custom events are not currently supported for this objective.
• You have chosen one event that represents the campaign’s actual business goal.
• The team understands which settings are locked after campaign creation.

For a Pakistan store, this might be a correctly recorded order_created event. A service business may choose a supported lead or appointment event. Do not optimize toward a page view just because the real action is not yet measured. Review the event’s volume and confirm that it represents an outcome you can reconcile with your store or CRM.

Event and billing choices are consequential

Each Conversion optimization campaign uses one selected event, and you cannot change that event in place later. The objective and billing option are also locked after creation. OpenAI supports cloning for specific changes, including moving a conversion campaign from click billing to impression billing; for other changes, make a new campaign. Recheck event, objective and billing selections before publishing.

The bid strategy is separate from billing. Eligible new ad groups may default to Maximize results, which automatically adjusts bids to pursue more of the selected result within budget. It prioritizes volume and does not guarantee a particular CPA, CPC or ROAS. Manual or other available bid controls may suit a business with a defined limit. For Conversion optimization, Bid Cap shapes the auction bid; it is not a guaranteed cost per conversion. Check the current interface and official help because available controls can change.

Set a Pakistan test budget thoughtfully

Use your margin, lead-to-sale rate, fulfilment costs and tolerance for test spend to set a budget. OpenAI’s current minimum daily budget table lists PKR 2,100, checked 27 October 2026; the applicable minimum depends on billing currency and may change. A platform minimum is an eligibility floor, not evidence that the amount will generate enough conversions or be profitable.

Launch and evaluate

Confirm the campaign is active and approved, billing and account requirements are complete, and the event continues to arrive. Conversion reporting may take 24–48 hours. Allow enough event volume before making large changes. Reconcile Ads Manager with CRM or order records using the same date range, time zone, event definition, attribution windows and reporting-date basis.