Amazon's $70B Ad Machine Now Reaches ChatGPT Shoppers
Retailers using Amazon DSP can now test product feed ads in ChatGPT, automatically generating creative from catalogues and serving them beneath AI responses. The U.S. pilot extends Amazon's retail media power beyond its own marketplace, with implications for both endemic and nonendemic sellers.
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Retail briefing
Key takeaways
- Retailers using Amazon DSP can now test product feed ads in ChatGPT, automatically generating creative from catalogues and serving them beneath AI responses.
- pilot extends Amazon's retail media power beyond its own marketplace, with implications for both endemic and nonendemic sellers.
In this briefing
Mentioned
Key Intelligence
Key Facts
- 1Amazon operates the third-largest digital advertising platform and neared $70 billion in ad revenue last year.
- 2ChatGPT Ads will be bought via Amazon DSP as a managed service, with Amazon's team helping set up and optimize campaigns.
- 3Inventory is available on both a cost-per-click and cost-per-mille basis, and the pilot is limited to the U.S. at launch.
- 4OpenAI will control all ad delivery decisions through its own systems, with text and image units appearing beneath organic ChatGPT responses under sponsored labels.
- 5Amazon is offering product feed ads that automatically generate assets based on product catalogues, which may appeal to nonendemic advertisers.
- 6Advertisers testing the integration will receive aggregated performance data on impressions, clicks, cost per result, CPM and CPC metrics.
Who's Affected
Analysis
For e-commerce and retail operators, the pilot turns ChatGPT into a new storefront-adjacent surface where product feed ads can appear next to AI-generated shopping research. Amazon handles campaign setup and optimization as a managed service, but OpenAI makes the call on delivery, meaning retail teams must adapt to a placement environment they don't directly control. The auto-generated assets from product catalogues lower the barrier for sellers already running Sponsored Products or DSP campaigns.
Amazon has begun piloting advertising services inside ChatGPT through its Amazon DSP, a move that links the third-largest digital advertising platform to one of the most widely used AI assistants. The pilot, confirmed by marketing and retail trade coverage in September 2026, is limited to the United States and is being sold as a managed service. That means Amazon's team will help advertisers set up and optimize ChatGPT Ads campaigns, while OpenAI retains control over ad delivery decisions through its own systems. Amazon neared $70 billion in advertising revenue last year, and this tie-up gives it a bridge into a channel that is increasingly influencing consumer decision-making. For OpenAI, the arrangement could open a floodgate of new advertiser demand at a critical moment, as ChatGPT Ads recently hit a revenue milestone.
That means Amazon's team will help advertisers set up and optimize ChatGPT Ads campaigns, while OpenAI retains control over ad delivery decisions through its own systems.
The mechanics of the pilot reflect a carefully negotiated division of labor. Inventory will be available on both a cost-per-click and cost-per-mille, or cost per thousand impressions, basis. The ads themselves surface as text and image units beneath organic ChatGPT responses with clearly marked sponsored labels, aligning with how OpenAI has served ads to date. ChatGPT currently runs ads on its free model and the cheaper Go subscription tier, so this is not OpenAI's first advertising test, but it is the first time a major external DSP has been connected to that inventory. Amazon is also offering product feed ads that automatically generate assets based on product catalogues, which could lower the creative barrier for sellers and brands already using Amazon's advertising tools. Those testing the integration will receive aggregated performance data related to impressions, clicks, cost per result, CPM and CPC metrics, though the granularity and speed of that reporting are still being evaluated in the pilot.
The strategic implications for Amazon are significant. Amazon has long been able to monetize its own retail search results, streaming properties, and display network, but ChatGPT represents inventory that lives outside Amazon's owned-and-operated ecosystem. By making ChatGPT Ads available through Amazon DSP, Amazon extends its demand-side platform into a conversational AI surface where shopping research, travel planning, and other high-intent activities are increasingly happening. The company's troves of shopping and streaming data give it a precision advantage that many advertisers value. However, because OpenAI controls all ad delivery decisions, Amazon does not control placement in the same way it does on its own properties. That is a notable trade-off: Amazon gains new supply and a managed-service revenue stream, but the placement algorithm remains a black box to Amazon itself. This could limit Amazon's ability to guarantee the same level of closed-loop attribution that its retail media network normally provides.
What to Watch
For OpenAI, the deal is a low-capital way to scale its advertising business. Instead of building a massive direct sales force, OpenAI can tap Amazon's existing advertiser relationships and managed-service capabilities. The ChatGPT Ads revenue milestone mentioned in the retail coverage suggests that advertising is becoming a meaningful part of OpenAI's monetization strategy. Yet the arrangement also carries risk. If ChatGPT users perceive sponsored content as intrusive or if ad load increases too quickly, the user experience could suffer. OpenAI's decision to keep ad delivery in-house suggests it wants to maintain control over the tone and relevance of placements, but that control also means OpenAI bears the primary responsibility for ad quality and brand safety inside a conversational interface.
The broader industry context is one of convergence between retail media, programmatic advertising, and generative AI. Amazon, Google, and Meta are all racing to define what advertising looks like inside AI assistants. Amazon's move into ChatGPT is particularly striking because it pairs shopping intent data with conversational context. Nonendemic advertisers, such as travel brands like Delta Vacations, see value in reaching consumers during AI-assisted planning moments. Katrin Koenig, president of Delta Vacations, noted that travel planning is becoming increasingly personalized and that travelers expect experiences that feel relevant. That comment underscores why a brand with no presence on Amazon's marketplace might still want to buy ChatGPT Ads through Amazon DSP. Looking ahead, the pilot will be watched closely for performance benchmarks, advertiser adoption beyond early testers, and any signs of expansion beyond the U.S. If the pilot delivers strong returns, it could accelerate the integration of advertising into AI chat interfaces and pressure competitors to offer similar access. If it disappoints or triggers user backlash, it may slow the broader industry's push into conversational ad inventory.
Cite This Page
"Amazon's $70B Ad Machine Now Reaches ChatGPT Shoppers." Retail Intelligence Brief, September 11, 2026. https://getretailbrief.com/story/amazon-chatgpt-ads-retail-media
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