Soldgraph
Best overallThe most complete sold-data API we found. One key returns eBay sold and active listings in 8 countries, plus Poshmark, Mercari, Depop, Whatnot, OfferUp, Facebook Marketplace, Vinted and TCGplayer, all in the same response shape. Every page comes with its median, low and high price, so you don't have to work out the comp yourself.
- Price
- 100 free searches. $9 for 2,000, $19 for 5,000, $49 for 20,000, $149 for 100,000. Or $10 per 1,000 with no plan.
- Coverage
- eBay US, UK, CA, AU, DE, FR, IT, ES, plus 8 more marketplaces
- Data
- Up to 200 rows per search, 100 pages deep, with a price summary. CSV for batches.
Pros
- Nine marketplaces on one key and one response format
- Median, low and high price on every page
- Pay as you go with no subscription, and searches never expire
- Batches price a whole list in one call, with a CSV of every row
- Hosted MCP server, so AI agents can call it directly
- Public status page per marketplace; failed searches are free
Cons
- No multi-year archive: you get what the marketplace shows today
- The 100 free searches are a one-time grant, not monthly

