Product feed ads are the one format OpenAI says performs best. Here is what your store can run, what the results show so far and the setup to start with.
Your store can advertise most consumer goods on ChatGPT. The strongest format is the product feed, which turns your catalog into ads with image, name, price and rating, and OpenAI says feed ads have been among its best performers. The published wins come from OpenAI and its partners, such as Newegg at 3 times return on ad spend. Many small stores that posted their own tests got clicks and no sales. Start with products people research before they buy, a clean feed and working conversion tracking.
Your ad and your landing page also have to match. OpenAI's own example of a breach is a food delivery ad that leads to an alcohol delivery page.
OpenAI has published these store results, each measured by the store or by a measurement company:
The measurement companies sell their tools, and OpenAI chose which results to publish, so read these as the best cases.
Stores that posted their own numbers show a wider spread. Opascope, an agency, reported about $60,000 of spend over 15 days for 1.49 times return on ad spend, at $1.72 a click and a 2.35% conversion rate, with single days ranging from 0.2 to 2.9. One store owner posted $1,000 of spend, 517 clicks and 1 sale. A Spanish supplement brand spent €37.61 for 160 clicks and no sales. Members of the eComFuel forum for store owners describe good click rates and almost no conversions so far. OpenAI's Shopify app has a rating of 2.2 out of 5 from 21 reviews, and most complaints are about products that did not sync.
Big retailers are still testing too. Best Buy was the largest ChatGPT advertiser in February 2026 and showed no ads at all by mid-May, according to Sensor Tower. From March to August, retail and consumer brands had 10.4% of US ChatGPT ad views, from 1,510 advertisers led by Home Depot.
In OpenAI's study of ChatGPT messages from mid-2024 to mid-2025, 2.1% asked about products to buy, such as "Recommend a good laptop under $1000". Another 5.7% were about health, fitness, beauty or self-care.
When OtterlyAI ran a fixed set of US shopping questions in July 2026, 79.2% of the retail answers carried an ad. And Adobe found that visitors who reached US retail sites from ChatGPT's normal answers in July 2026 converted 60% better than other traffic. Those are free answers, not ads, but they show that people already shop through ChatGPT.
Feed campaigns can only target whole countries for now. Standard campaigns can target states and cities.
The smallest test ChatGPT allows is $25 a day, up to $175 a week. Opascope recommends $5,000 to $10,000 for a test you can trust. Whatever you spend, judge it on what each sale cost you, next to your Google Shopping and Meta numbers for the same weeks.
Based on each platform's own help pages and on the studies named below, as we read them on October 20, 2026. Prices and rules change often, so check the current numbers before you spend.
Sources: OpenAI ad policies v1.6, September 10, 2026. OpenAI Help Center, ChatGPT Ads collection (product feeds, conversion measurement, crawlers, creative enhancements, availability). OpenAI customer story (Newegg). OpenAI Ads blog, More ways to measure ChatGPT Ads, October 5, 2026. OpenAI and NBER, How People Use ChatGPT, September 2025. Opascope, ChatGPT ads benchmarks, June 2026. Public posts by store owners on X and Reddit, July to September 2026. Shopify App Store listing for ChatGPT Ads, October 2026. Sensor Tower data in The AI Ad Economy, June 11, 2026. Graphite and Similarweb, The State of ChatGPT Ads, via PPC Land, October 4, 2026. OtterlyAI ChatGPT ads study, July 2026. Adobe data via Digital Commerce 360, August 19, 2026. Digiday, October 1, 2026.
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