As of 7 November 2026, a French merchant cannot enroll in an open program that takes payment for its sales inside ChatGPT or Gemini. Nothing in the OpenAI and Google pages read for this article offers that for France. The decision for this quarter follows: do not fund an agentic checkout integration. Fund your product data and the readability of your pages, which pay off on any timeline.
That is not the same as ignoring the topic. AI answers already name products in your category, AI Mode has been open in France since July, and ChatGPT has been serving ads there since August. What is missing is the checkout, not the question of who gets recommended.
The market blends three registers: what works, what is promised, and what is being repeated. Separating them keeps you from starting a project on a date nobody has given.
What actually exists for a French merchant?
AI answers that name products, yes. A checkout inside the conversation, no. The table runs by strength of evidence, not importance.
| Status | Fact | Reach in France |
|---|---|---|
| Confirmed | OpenAI said on 24 March 2026 that the first version of Instant Checkout "did not offer the level of flexibility" it wanted, and is focusing on product discovery | Launched in the US in September 2025; no European launch found |
| Confirmed | ChatGPT product feeds are limited to "approved partners"; the standard format targets the US | Other markets only after OpenAI confirms them |
| Confirmed | Checkout through UCP (Universal Commerce Protocol), backed by Google: select merchants, Google Pay, retailer stays seller of record; launched in Canada on 4 November 2026 on AI Mode and Gemini | Google's help covers the US, Canada, Australia |
| Confirmed | AI Overviews and AI Mode opened on 22 July 2026 | The French announcement mentions neither buying nor Merchant Center |
| Confirmed | ChatGPT ads serving since 24 August 2026, not personalized at launch | France included |
| Announced | Simplified UCP integration in Merchant Center "starting next year" | Announced for Canada, nothing on Europe |
| Announced | Phased UCP rollout: India, Asia Pacific, Latin America "and others" | Europe not named; the page says it is not a commitment |
| Third-party reading | commercetools places Europe in Google's future plans, undated (June 2026) | Treat as an indication |
| Unconfirmed | European retailers said to be working on UCP; vendor guides promising a near-term European opening of ChatGPT Shopping | Per Lengow, a feed vendor, OpenAI has published neither criteria nor a market-by-market date |
Sources at the end of the article. OpenAI's 24 March quote is taken from TechInformed.
What is agentic commerce, exactly?
Agentic commerce is selling where an AI agent acts for the buyer, by comparing, building a basket or paying on their behalf. The term covers three levels, and each needs its own budget line.
- Discovery. The AI names products in an answer. This exists everywhere and depends on your pages and data.
- Handoff. The conversation sends a formed intent to your site or app. This is the direction OpenAI has taken since March.
- Delegation. The agent buys and pays. This is the level that gets the headlines, and the only one closed to French merchants.
Why did OpenAI pull back, and what is the signal worth?
Because payment was not the bottleneck. The best-documented case is Walmart. WIRED reported on 18 March 2026, as summarized by PPC Land, that executive VP Daniel Danker put in-chat purchases at three times lower conversion than links back to Walmart's site. He also said shoppers fear they will "receive five boxes when they actually just want it all in one." Walmart's answer is to place its own assistant inside ChatGPT, with a basket that syncs with its website and app.
Scaled back does not mean gone. TechInformed noted in March that OpenAI's documentation still lists Instant Checkout for approved partners, and the Agentic Checkout spec remains online as of 7 November 2026.
That figure comes from one merchant with an interest in defending its own environment. Still, it points the same way as a Gartner survey (322 US consumers, January 2026, cited by Communicate Online): at most 11% would let an AI make the purchase decision, against 31% for narrowing choices on household supplies and 28% on personal electronics.
The signal is not that AI does not sell. The same source says ChatGPT brings Walmart about twice the rate of new customers that search engines do, a gap PPC Land partly attributes to who uses ChatGPT heavily. What is moving is the moment of choice, ahead of the cart.
How much money is at stake for you this quarter?
Probably little in direct sales, and nobody can put a figure on it for France. This article found no reliable European measure of the share of buying journeys that start in an AI.
The firmest reference is old and not French. Maximilian Kaiser and Christian Schulze analyzed 973 e-commerce sites with about $20 billion in annual revenue, over twelve months ending in 2025. ChatGPT was under 0.2% of visits and converted below search engines, email and affiliate links, while improving through the year. That last point rules out concluding the channel will stay worthless.
Arithmetic illustration, redo it with your own numbers: 1,000,000 monthly visits, 0.2% from ChatGPT, 2% conversion and an €80 basket give 40 orders and €3,200 a month. Even tripled, that does not justify a payment project on a program you cannot join. Last-click measurement does understate an answer's influence on a purchase completed elsewhere: to frame this, see how to measure AI traffic in GA4 and how to prove GEO incrementality.
What can you do on the ChatGPT side today?
Two things, and only one depends on OpenAI. The first is to apply: OpenAI's getting-started guide says feed onboarding is "currently available to approved partners," through the form at chatgpt.com/merchants. Lengow, which sells this integration, describes a limited beta, market by market.
Read the feed spec before you accept any quote. It says the target_countries field is not enough: "Standard uploads use ["US"] regardless of this column," and other markets apply only after OpenAI confirms them. A vendor promising that a French feed places you in ChatGPT should show that confirmation.
The second is entirely yours. OpenAI's documentation separates its bots: blocking OAI-SearchBot keeps a site out of ChatGPT search answers, navigational links aside, while GPTBot only concerns training. Check what your CDN or firewall actually lets through, using the method in the article on whether to block or allow AI bots.
What does Google change for a French catalog?
Nothing on payment, a good deal on data. Merchant Center help keeps the Buy button to listings with the native_commerce attribute, for select merchants in the United States, Canada and Australia. PPC Land noted on 7 October 2026 that Google's help rolls out merchant onboarding gradually in the US, with Australia and Canada to follow next year, and pointed out that this covers merchant onboarding, not necessarily consumer launch. Canada's November checkout bears that out.
Beyond that, Google says little. Its AI features documentation asks for no special file or markup, and lists up-to-date Merchant Center and Business Profile information and structured data that matches visible text among baseline practices. It does not explain how Merchant Center affects AI Overviews or AI Mode, so do not credit that setting with an effect Google never states.
Pressure varies by sector. SE Ranking found on 7 and 8 August 2026, across 100,000 French keywords, an AI Overview on 52.63% of them, 33.58% in e-commerce and 20.28% in fashion and beauty. The figure is weighted by keyword, not search volume, and covers AI Overviews, not AI Mode. Details are in the first AI Overviews figures for France.
Marketplace or direct: who keeps control?
Whoever controls the listing, the customer account and agent access, which is not always you. No public data read for this article says whether AI answers in France favor marketplaces or brand sites. Two facts are worth keeping in mind.
- Agent access is being litigated. Amazon had won a preliminary injunction against the shopping agent in Perplexity's Comet browser. The Ninth Circuit vacated it on 4 August 2026, treating the user as the one accessing the site. Per Engadget, the case continues on the merits in San Francisco. This is US law on a preliminary injunction: not a rule, and not a French precedent. Selling on a marketplace still means depending on where it stands in this debate.
- The programs address the merchant. At Google, the retailer stays seller of record, and OpenAI's feed requires a
seller_name, plus the seller's terms and privacy policy where payment is involved. On a marketplace, check who fills that role: you or the platform.
The simplest test takes half a day. Ask ChatGPT, Gemini and AI Mode your 30 priority buying questions, then note for each the brand named and the domain the answer links to. If the link goes to the marketplace rather than to you, you already have a channel decision to make, checkout or not.
What is still unknown?
Quite a lot, and it is better said to your leadership team than discovered after a quote.
- The European date. Neither OpenAI nor Google publishes one in the pages read, and this can change fast: Canada opened three days before this article was written.
- ChatGPT's eligibility criteria. Lengow says OpenAI has not published any for ChatGPT Shopping.
- Real sales in France. There is no reliable public figure for what AI answers generate for a French merchant.
- The effect of regulation. The European Commission designated ChatGPT a very large online search engine under the DSA on 31 August 2026, with compliance due by January 2027. No source read links that to the commerce timeline.
- How much product data weighs in selection. The best clue so far is experimental, as the next section shows.
What should you do this quarter?
Catalog work and a decision, not an integration.
- Decide in writing not to fund agentic checkout this quarter, and set a review date. The trigger is simple: an official OpenAI or Google page that names France.
- Complete your product pages against OpenAI's spec. Its nine required fields (ID, title, description, URL, brand, seller, image, availability, price) and its returns fields make a good checklist, even without access to the program. Keep them current: the spec asks you to update price and availability as soon as they change.
- Rewrite descriptions as facts, not sales copy. Bagga and co-authors tested rewrites on Amazon listings ranked by models: advertising style lost 1.82 places on average and storytelling 4.36 (preprint, July 2026, simulated ranking over ten products, with storytelling as a negative control). This is not a test on a production engine, only the best public clue available.
- Clean up Merchant Center and align price, stock and structured data with what the customer sees. Google cites it in its AI features documentation, and its UCP help calls it the central hub for product data.
- Check what AI says about your prices, warranties and delivery times. A wrong answer costs a sale and leaves no trace. The method is in the article on what AI gets wrong about your brand.
- Handle advertising separately. It is open in France, OpenAI's feed even has a dedicated field, and it follows a different logic: see ChatGPT advertising in France.
The marketplace test and the answer review work by hand once. Keeping them up over time, across several engines and against the same competitors, is harder. Nanga's GEO module handles it: your buying prompts grouped into topics, weekly tracking by default with daily as an option, the AI Visibility Index, share of voice and position engine by engine, your competitors on the same answers, and the domains and pages those answers cite. The AI audit, in beta, compares what engines say with your source of truth on prices, warranties and delivery.
To see which brands AI engines name on your buying prompts: request a demo.
Frequently asked questions
What is agentic commerce?
It is selling where an AI agent acts for the buyer: comparing, building a basket, sometimes paying. In a January 2026 Gartner survey, at most 11% of US consumers would let an AI make the purchase decision.
Can a French merchant take a payment inside ChatGPT?
Not through an open program, as of 7 November 2026. OpenAI's documentation limits product feeds to approved partners, its standard format targets the US, and other markets require confirmation from OpenAI.
Is Google's UCP checkout available in France?
No. Google's Merchant Center help limits the feature to products eligible in the United States, Canada and Australia, for select merchants. The public UCP roadmap does not name Europe and states that it is not a commitment.
Do I need a special file or markup to appear in Google AI Mode?
No, according to Google Search Central: no machine-readable file and no special structured data. Google does advise keeping Merchant Center up to date and keeping structured data consistent with the visible text on the page.
Should I favor my marketplace or my own site for AI?
No public data read for this article settles it for France. The Amazon and Perplexity dispute, in which a US appeals court vacated the injunction on 4 August 2026, only shows that a platform can contest an agent's access. Keep a strong product page on your own site.
Sources:
- OpenAI, Get started, documentation accessed 7 November 2026.
- OpenAI, Product feed spec, documentation accessed 7 November 2026.
- OpenAI, Agentic Checkout Spec, documentation accessed 7 November 2026.
- OpenAI, OpenAI crawlers, documentation accessed 7 November 2026.
- OpenAI, 24 March 2026 announcement quoted by TechInformed, OpenAI refocuses ChatGPT shopping on discovery, March 2026.
- Google, A new way to shop: introducing a more intuitive agentic shopping experience for consumers and retailers in Canada, November 2026.
- Google, About the Universal Commerce Protocol (UCP) and UCP-powered checkout feature on Google, Merchant Center help, accessed 7 November 2026.
- Google, AI features and your website, Search Central, accessed 7 November 2026.
- Google France, Announcement of AI Overviews and AI Mode in France, July 2026.
- UCP, Roadmap, accessed 7 November 2026.
- commercetools, Google UCP merchant guide to agentic commerce, June 2026.
- PPC Land, Canada and Australia face 2027 wait for Google's Merchant Center UCP hub, October 2026.
- WIRED, 18 March 2026, summarized by PPC Land, Walmart's ChatGPT checkout flopped: here's what comes next, March 2026.
- Gartner, January 2026 survey, summarized by Communicate Online, Shoppers open to AI help, not AI decisions, May 2026.
- Kaiser and Schulze, study of 973 e-commerce sites, summarized by Mobile Marketing Reads, ChatGPT boosts e-commerce traffic but lags in sales conversion, study finds, October 2025.
- Bagga, Farias, Korkotashvili, Peng and Wu, E-GEO, preprint, July 2026.
- SE Ranking, AI Overviews France study, August 2026.
- Engadget, Perplexity has successfully overturned Amazon's injunction on its AI shopping bot, August 2026.
- Metaturbine, ChatGPT ads launched in Europe: here is what actually shipped, accessed 7 November 2026.
- Lengow, ChatGPT Shopping guide, Italian edition, accessed 7 November 2026.
- European Commission, Commission designates ChatGPT, Reddit and Roblox under the Digital Services Act, August 2026.