Everything we know about getting eBay sold listings out of eBay and into code or a spreadsheet: what the official APIs return, working tutorials, and how resellers turn sold comps into prices.
Price used and OEM auto parts by part number, not title: exact-number searches, interchange numbers, cores and fitment noise, plus pricing a whole inventory.
Oct 23, 2026 · 2 min
The same item often sells for less at auction than with Buy It Now on eBay. Why the gap exists and which sold prices to use for your listing.
Oct 22, 2026 · 2 min
Not one you can sign up for. Finding is gone, Browse is active-only, and Marketplace Insights is closed to new developers. Here's every option left.
Oct 22, 2026 · 3 min
How to work out an item's eBay average sold price, why the median beats the average for comps, and the IQR rule to drop outliers, with code.
Oct 22, 2026 · 2 min
eBay often shows the list price on Best Offer sales, which inflates sold comps. How to spot accepted offers and keep them out of your price.
Oct 22, 2026 · 2 min
eBay's only sold-data API, from its OpenAPI spec: every field, the 200-per-page and 90-day limits, the Growth Check, and what to do when denied.
Oct 22, 2026 · 3 min
Since mid-2026 eBay sends signed-out Sold searches to a sign-in page. The timeline, why proxies don't help, the Gmail myth, and what still works.
Oct 22, 2026 · 5 min
eBay only shows about 90 days of sold listings. How to see longer price history, what Product Research shows, and how to start your own.
Oct 22, 2026 · 2 min
The eBay sell-through rate formula, a worked example, what counts as a good STR, why the numbers disagree, and a faster sales-per-week check.
Oct 22, 2026 · 3 min
