Cost is usually the first question, and the hardest one to answer cleanly, since ChatGPT ads pricing has already shifted once since launch and will likely keep moving as more advertisers compete for the same placements. Here's where things actually stand, with real numbers rather than vague ranges.
1. The auction sets price, not a fixed rate card
Pricing runs through a relevance-weighted, second-price auction similar in structure to Google Ads, where the winning bid pays roughly what the next-highest bidder's effective bid was. There's no flat published rate. What you pay depends on who else is bidding for the same context at the same time, and how relevant your own creative is against theirs.
2. Two bidding objectives, and what OpenAI actually recommends
Advertisers choose between Reach, which optimizes for impressions and bills per thousand shown, and Clicks, which optimizes for and bills per valid click. For CPC campaigns, OpenAI's own published guidance is to start with a maximum bid between $3 and $5. Real-world reported entry costs sit in a similar band, roughly $2 to $8 per click depending on category, with impression-based pricing running roughly $25 to $60 per thousand impressions. That range is wide on purpose: categories with more advertiser competition, and creative that's less relevant to the conversation it's shown in, both push cost up.
3. The minimum spend requirement is gone, for most advertisers
OpenAI's earliest pilot required commitments in the $250,000 to $300,000 range, accessible only through a small group of agency partners. That changed in May 2026, when self-serve access opened to US advertisers with no minimum spend requirement at all. Some international markets still expect a meaningful commitment before self-serve access opens up, so the actual floor still depends on where you're advertising from.
4. Self-serve versus managed changes the real cost, not just the media spend
Self-serve through the Ads Manager Beta puts you in direct control of budget and targeting, which works well for smaller, more experimental spend. Larger budgets often get routed through an agency partner, which adds a service cost on top of media spend but also brings access, support, and experience the self-serve tool doesn't provide on its own.
5. What a real campaign actually returned
Public spend data is still thin, but the most-cited case is a 15-day, $60,000 campaign that returned $89,000, a 1.49x blended ROAS. That's one account in one category, not a benchmark to plan around, but it's a useful sanity check against the conversion data: a good ChatGPT ads conversion rate currently runs 4% to 7% for commercial categories, meaningfully higher than the roughly 2% to 4% typical of Google Search, which is the number that actually makes a CPC in the $3 to $5 range pencil out for a lot of advertisers.
6. Creative quality is a real lever on cost, not just performance
Because the auction treats relevance as a multiplier on your bid rather than a tiebreaker, genuinely well-matched, specific creative can win placement at a lower cost than generic creative with a higher bid, the same way a $3 bid with tight relevance can beat a $7 bid with weak relevance. Treating creative as a cost lever, not just a performance one, changes how much budget is worth spending on the ad itself versus the media buy.
7. What to actually budget for a first test
A small, deliberate test, enough spend to see real auction behavior across a few weeks, tends to teach more than either skipping the platform or committing a large budget before understanding how it performs for your category. Given the minimum spend requirement is gone for US self-serve advertisers, there's little reason to over-commit before that data exists.
The real cost of ChatGPT ads isn't the CPC. It's the budget spent learning a new auction with old assumptions.
Once your budget is set, the creative is what actually earns that placement. See our guide to writing ChatGPT ad copy that works.
Before you set a budget
- Check whether self-serve access is available in your market, or whether you need a minimum commitment first.
- Budget for a genuine test period, not a single campaign burst.
- Treat creative development as part of the media budget, since it affects auction cost directly.
- Compare self-serve control against the support an agency partner would bring for your budget size.
- Revisit pricing assumptions every few months, since costs are still settling as competition grows.