Real eBay sold listings: 3 years of price history, real accepted Best Offer prices, 8 marketplaces.
One address for any MCP client. Your key stays in your Odel vault.
At most: only reads or looks up information.
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Hosted MCP server that gives any AI agent real eBay sold listings: up to 3 years of price history and the real accepted Best Offer price, not the crossed out asking price. Ask for comps in plain language, get structured sold data back.
https://api.compsapi.com/mcp (streamable HTTP, no install)Claude Desktop, Claude Code, Cursor and any other MCP client that supports remote servers:
{
"mcpServers": {
"compsapi": {
"url": "https://api.compsapi.com/mcp",
"headers": { "Authorization": "Bearer sk_live_YOUR_KEY" }
}
}
}
Claude Code one-liner:
claude mcp add --transport http compsapi https://api.compsapi.com/mcp --header "Authorization: Bearer sk_live_YOUR_KEY"
search_sold_listingsSearch real eBay sold listings. Returns price statistics (average, median, range, best offer share) plus the newest matching sales.
| Parameter | Description |
|---|---|
query | What to search, e.g. charizard psa 10 |
days | How far back, 1 to 1095 (3 years). Default 90. |
condition | new, open_box, refurbished, used, parts |
best_offer | 1 adds real accepted offer prices, only returns accepted offers only |
site | eBay marketplace: US (default), UK, DE, FR, IT, ES, CA, AU |
category | eBay category id(s), e.g. 31387 for wristwatches |
min_price / max_price | Sold price range |
page | Result page, newest first |
Example prompts once connected:
eBay put sold listings behind a login in 2026 and the public sold search only ever showed 90 days. CompsAPI returns up to 3 years of real sales, including what accepted Best Offers actually closed at. Full REST API with the same data at compsapi.com.
Not affiliated with eBay Inc. eBay is a trademark of eBay Inc.