Karsten Wenzlaff, Advisor
August 26th, 2025
Karsten Wenzlaff is a Crowdfunding and Fintech Expert from Germany. He is Secretary-General of Digit[...]
ChatGPT Ads Hits $1B as AI Enters a Regulated Ad Market
August 31, 2026 | NCFA Insight | Artificial Intelligence And Data, Competition And Market Structure, Data Privacy And Governance
OpenAI built a sizable ad business in under 200 days as regulators scrutinize the digital markets it is entering
On August 31, 2026, OpenAI said ChatGPT Ads reached a US$1 billion annualized revenue run rate in less than 200 days. Tens of thousands of advertisers are using the platform, OpenAI reports more than one billion weekly active ChatGPT users, and ads are available across more than 40 countries through direct sales, agencies and technology partners.
US$1 billion is a run rate, not revenue already collected. At that pace, ChatGPT Ads would produce roughly US$250 million per quarter. That's small beside the companies OpenAI now competes with for advertising budgets, but getting there in less than seven months gives advertisers, competitors and regulators something tangible to watch.
Notably, on the same day OpenAI announced the milestone, European regulators designated ChatGPT a Very Large Online Search Engine under the Digital Services Act. In the United States, the FTC and 22 states sued Amazon over alleged practices in its advertising auctions. Google is already operating under court ordered search remedies after losing a U.S. monopolization case.
OpenAI is building its advertising business in a market where regulators already know how digital distribution, auction rules, data and default positions can concentrate power.
OpenAI Built an Ad Platform in Seven Months
ChatGPT Ads started as a U.S. test on February 9 for adult Free and Go users. Canada, Australia and New Zealand followed in the spring. OpenAI added self service Ads Manager and cost per click buying in May, expanded into the U.K., Mexico, Brazil, Japan and South Korea in August, and is now adding more markets across Europe, India, the Middle East and North Africa.
The product itself has grown just as quickly. CPC and outcome optimized bidding now account for most campaigns, according to OpenAI. Advertisers can use Pixel and Conversions API measurement, product feeds, geographic targeting and custom audiences, while more than 50 technology and measurement partners connect businesses to the platform.
OpenAI says one ecommerce advertiser produced a 3x return on ad spend over 28 days, while one technology partner reported that more than 80% of traffic generated by ChatGPT ads came from new customers. Those are select examples supplied by OpenAI, so they shouldn't be treated as typical campaign performance. OpenAI also says it doesn't yet have reliable performance benchmarks across industries and campaign types.
Back in February, NCFA asked whether conversational advertising could develop into a new route for product discovery. Six months later, OpenAI has a US$1 billion annualized ad run rate, self service buying, conversion tools and tens of thousands of advertisers. Businesses will pay to advertise inside AI conversations, and enough of them are doing so to create a sizable new revenue stream.
Alec Shao, Newegg performance marketing manager, an advertiser on OpenAI's own ads site explains the attraction directly:
“We want Newegg to be part of the conversation when someone is researching what to buy.”
Google Still Owns the Scale, ChatGPT Has the Conversation
OpenAI isn't close to Google in advertising revenue. Alphabet reported US$81.63 billion of Google advertising revenue in Q2 2026. Search and other advertising alone generated US$63.27 billion, up from US$54.19 billion a year earlier.
Meta generated US$59.36 billion of Q2 advertising revenue, while Amazon generated US$19.81 billion from advertising services. OpenAI's roughly US$250 million quarterly equivalent makes clear how much ground separates a fast growing new entrant from established digital advertising businesses.
However, ChatGPT offers advertisers something those numbers don't capture. Search advertising usually begins with a query. Social advertising often begins with interests, behaviour and attention. Amazon can catch a shopper close to purchase. A ChatGPT conversation can contain a goal, budget, constraints, preferences and several rounds of comparison before an ad is selected.
OpenAI says its ad system considers the context and intent of the current conversation, the ad and landing page, advertiser supplied context hints and, when personalization is enabled, selected information from a user's wider ChatGPT experience. Advertiser hints describe relevant conversations, topics or keywords, but they aren't exact match search keywords.
The auction is already becoming familiar territory for performance marketers. OpenAI supports CPM and CPC buying and recommends starting CPC bids around US$3 to US$5. It says eligible ads compete through a relevance weighted second price auction.
Whether a detailed conversation produces a better customer than a search keyword hasn't been established. Advertisers now have enough buying and measurement tools to start finding out.
Regulators May Reach AI Advertising Earlier
Regulators may reach AI advertising earlier than they reached search and social platforms. Google is already operating under court ordered search remedies, while Amazon now faces allegations over how its ad auctions were priced. OpenAI is entering the same commercial territory with regulators already alert to distribution control, auction transparency, data use and platform power.
ChatGPT Ads is still small beside Google, Meta and Amazon, but it reached a US$1 billion annualized run rate in less than 200 days. Regulators may not need to wait for comparable scale before asking how the market works, especially if distribution, data or auction rules begin limiting competition.
Canada Can Test the Channel, With Limits
Canadian advertisers can already create and manage ChatGPT Ads through OpenAI's self service Ads Manager, with a minimum daily budget of C$25. Canadian financial firms face an important limit, though. OpenAI currently generally prohibits financial services ads outside the United States, where approved advertisers can be accepted case by case for products such as credit cards, mortgages, brokerages, insurance, loans and payments.
See: OpenAI Pulls Back From Checkout As Agentic Commerce Expands
OpenAI treats financial services as a restricted category requiring extra safeguards, including enhanced advertiser verification or manual review, and says advertisers may have to prove they are properly licensed.
Financial software, budgeting tools and educational products may have more room to experiment. For firms that can participate, can ChatGPT produce customers at a better cost and with stronger intent than search, social media, affiliates or other channels?
Talking Point
Will regulators act on AI advertising before market power becomes difficult to unwind?
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