Leboncoin is the best-known classified ads website in France, where individuals and professionals sell second-hand goods, cars, property and services, and post job and holiday rental offers. AI assistants cite leboncoin.fr mainly in French-language answers, to illustrate used-item prices, point to listings or explain how to buy and sell safely. Outside France, it is rarely relevant.
Key takeaways
- Among the 3 e-commerce platforms tracked, Leboncoin ranks 3rd; Shopify leads with 1.19 citations per 100 answers, against 0.14 for Leboncoin.
- Leboncoin accounts for 0.03% of all source citations counted in the panel (543 of 2'074'219).
- In French-language answers, Leboncoin peaked in May 2026 at 0.29 citations per 100 answers, against 0.12 in September 2026.
- Over the whole period, Leboncoin ranks 21st of the 37 tracked platforms, between Medium (0.16) and TikTok (0.09).
Summarize this page with ChatGPTClaudePerplexity
What changed in September 2026
- Citation rate 0.10 per 100 answers (▼ 0.02 pt vs August 2026)
- Rank among the 37 platforms 17th (17th in August 2026)
- Model citing it most Gemini (0.24 per 100 answers)
Differences: September 2026 against August 2026, in points of citations per 100 answers.
Citations of Leboncoin by AI model
Gemini cites Leboncoin 5.1 times more often than Perplexity (0.31 vs 0.06 citations per 100 answers).
How to read it: one line per AI model; each point is the number of citations of Leboncoin per 100 answers of that model in the month. The table gives the totals over the whole period.
| Model | Answers analyzed | Citations of Leboncoin | per 100 answers |
|---|---|---|---|
 ChatGPT | 114'466 | 87 | 0.08 |
 Gemini | 114'458 | 356 | 0.31 |
 Perplexity | 113'962 | 70 | 0.06 |
 Claude | 22'547 | 18 | 0.08 |
 Grok | 22'038 | 17 | 0.08 |
| All models | 387'471 | 548 | 0.14 |
Per 100 answers: citations of Leboncoin for every 100 answers of the model, from August 2025 to September 2026.
Leboncoin month by month
From July to September 2026, AI assistants cited Leboncoin 0.16 times per 100 answers in French, down 26% on the previous three months (0.22).
How to read it: Leboncoin citations per 100 answers, each month, in French and in English.
| Month |  French |  English | ||
|---|---|---|---|---|
| Answers | per 100 answers | Answers | per 100 answers | |
| August 2025 | 1'140 | 0.00 | 110* | 0.00 |
| September 2025 | 2'750 | 0.18 | 375* | 0.00 |
| October 2025 | 5'160 | 0.14 | 765* | 0.00 |
| November 2025 | 2'730 | 0.22 | 255* | 0.00 |
| December 2025 | 8'840 | 0.17 | 410* | 0.00 |
| January 2026 | 22'460 | 0.01 | 240* | 0.00 |
| February 2026 | 15'420 | 0.11 | - | - |
| March 2026 | 26'601 | 0.17 | - | - |
| April 2026 | 16'183 | 0.27 | - | - |
| May 2026 | 19'819 | 0.29 | - | - |
| June 2026 | 23'336 | 0.12 | - | - |
| July 2026 | 55'321 | 0.23 | 10'544 | 0.00 |
| August 2026 | 64'104 | 0.15 | 13'369 | 0.01 |
| September 2026 | 78'814 | 0.12 | 16'250 | 0.00 |
Hollow points and asterisk: fewer than 1'000 answers that month in that language, so the rate varies strongly from one month to the next.
What is Leboncoin, and what do AI models take from it?
Leboncoin (literally "the good corner") is a French classified ads marketplace launched in 2006. Private sellers and businesses publish listings in categories such as vehicles, property, furniture, electronics, fashion, jobs and holiday rentals. For many people in France, it is the default place to buy or sell anything second-hand.
For an AI assistant, Leboncoin is mainly a price and availability signal. Listings show what a used car, a sofa or a games console actually sells for in France, and category pages show whether a market is active in a given area.
Its help and safety content is the other source: how secure payment works, how delivery between private individuals is organized, how to recognize a scam.
Which questions lead AI assistants to cite Leboncoin?
Almost all of them are asked in French and concern everyday transactions between individuals. Typical prompts, with an English translation:
- "Combien vaut une Clio 4 d'occasion" (how much is a used Renault Clio 4 worth)
- "Où vendre ses meubles rapidement" (where to sell furniture quickly)
- "Leboncoin ou Vinted pour vendre des vêtements" (Leboncoin or Vinted to sell clothes)
- "Comment éviter les arnaques sur Leboncoin" (how to avoid scams on Leboncoin)
- "Louer un appartement entre particuliers à Lyon" (renting a flat directly from the owner in Lyon)
Professional questions appear too: a car dealer asking where to publish its stock, a real estate agency comparing listing portals, a craftsman wondering whether classified ads bring customers. In those answers, Leboncoin is cited next to specialized portals rather than alone.
Industries where AI cites Leboncoin the most
| Industry | per 100 answers | Against its average |
|---|---|---|
 Retail | 1.20 | × 9.1 |
 Real Estate | 0.69 | × 5.3 |
 Automotive | 0.69 | × 5.2 |
 Consulting | 0.29 | × 2.2 |
 Hospitality | 0.23 | × 1.8 |
 Education | 0.15 | × 1.1 |
Industries since July 2026, citations per 100 answers in the industry and ratio to the platform's rate over the same months.
Why do AI models cite Leboncoin unevenly?
Leboncoin is a regional source, and each model's way of finding pages either amplifies or hides that.
- Gemini relies on Google Search, where Leboncoin pages are highly visible on French queries about local goods, so a French prompt has a fair chance of surfacing them.
- Perplexity and ChatGPT search the web for questions about current prices or offers, and can cite a Leboncoin search page as evidence of what is on sale.
- Grok also draws on posts from X, a source less tied to French local commerce.
- Claude usually answers price and safety questions from general knowledge and adds a link mainly when web search is active.
Language is the strongest filter. The same question asked in English rarely produces a Leboncoin link, because the assistant looks for sources that match the language and the presumed country of the user.
Reading Leboncoin data: short-lived listings and French answers
Individual listings disappear once the item is sold or the ad expires. An answer that cited a specific ad last month may now point to a dead page, so assistants that search the web are more likely to cite stable pages: category pages, search results for a city, help articles. Do not expect a given ad to stay cited for long.
Leboncoin figures should also be read with French answers in mind. Most questions in this dataset are in French, yet the overall average also includes English answers, where the platform has no reason to appear.
How to be cited by AI through Leboncoin
- Open a professional account and complete the shop page with your exact business name, address, opening hours and a description that names your specialty. In GEO (Generative Engine Optimization), identical business details across platforms help a model recognize the same company.
- Write listing titles the way people search: brand, model, year, condition and city ("Peugeot 208 2019 diesel 45000 km Nantes"). Assistants match those words against the question.
- Publish complete listings: precise description, real photos, price, delivery options. A thin ad is weak evidence and less likely to be quoted.
- Keep a permanent catalog on your own website for what you sell on Leboncoin. Ads expire, while a stable page can keep collecting AI citations for months.
- Collect ratings on your professional profile and answer messages quickly. A responsive, well-rated seller is exactly what an assistant looks for when a user asks whether a seller can be trusted.
- If you sell outside France, do not count on Leboncoin: target the classifieds and marketplaces that lead in each country instead.
Compare Leboncoin with similar platforms
Rank neighbours and platforms of the same kind; the figure is citations per 100 answers over the whole period.
Frequently asked questions
Is Leboncoin cited by AI assistants outside France?
Very rarely. Leboncoin serves the French market, its pages are in French and its listings concern goods located in France. AI assistants match sources to the language and country of the question, so English, German or Spanish prompts lead them to local classifieds or international marketplaces instead of leboncoin.fr.
Can ChatGPT find a specific Leboncoin listing?
Only when it searches the web, and even then not reliably. Listings change every day and each ad has a limited lifespan, so ChatGPT is more likely to cite a search or category page than a single ad. For an exact item, it usually suggests checking Leboncoin directly with the right keywords and filters.
Should a professional seller invest in Leboncoin for AI visibility?
Only as a complement. A complete professional shop on Leboncoin can appear in French answers about local purchases, cars or property, but the citation usually goes to the platform rather than to your brand. Your own website and the review platforms where customers rate you remain the main sources AI assistants use to describe a company.
How often do AI assistants cite Leboncoin?
On average, Leboncoin gets 0.14 citations per 100 answers from ChatGPT, Claude, Gemini, Grok and Perplexity, across 387'471 answers analyzed from August 2025 to September 2026. That puts Leboncoin 21st of the 37 platforms tracked by Sorank.
Which AI cites Leboncoin the most?
Gemini, with 0.31 citations per 100 answers. Perplexity cites Leboncoin the least: 0.06 per 100 answers.
Method and sources
387'471 answers from ChatGPT, Claude, Gemini, Grok and Perplexity, from August 2025 to September 2026, to the questions Sorank asks every week to follow its clients' visibility (88% of them in French). A citation is a source domain given in an answer; the rate is the number of citations per 100 answers. Data snapshot of 2 October 2026.
Full methodology · Raw data (JSON)
How to cite this page: Sorank Data, “Leboncoin AI citations by model, September 2026”, data.sorank.com, data snapshot of 2 October 2026.
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