eBay
live CommerceMarketplaceeBay Browse + Taxonomy APIs — search active listings, get item detail, and walk the US category tree via client_credentials.
3 tools
0ms auth
free tier 50 calls/day
Authentication
BYO app credentials. Format: ?_apiKey=<App ID>:<Cert ID>. Get a free production keyset at https://developer.ebay.com/my/keys.
Config with credentials
{
"mcpServers": {
"pipeworx-ebay": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://gateway.pipeworx.io/ebay/mcp?_apiKey=your_app_id:your_cert_id"
]
}
}
}Tools
ebay_search
required: q Search active eBay listings (US). Returns title, price, condition, seller, thumbnail, and item_id per hit.
Parameters
Name Type Description
q req string Keyword query category_id opt string eBay category ID limit opt number 1–200 (default 25) offset opt number Pagination offset (default 0) sort opt string price | -price | newlyListed | endingSoonest filter opt string Advanced Browse API filter string Try it
Response
ebay_get_item
required: item_id Full item detail. Accepts RESTful ID (v1|XXX|0) or legacy numeric ID.
Parameters
Name Type Description
item_id req string RESTful or legacy item ID Try it
Response
ebay_get_categories Category subtree under category_id (omit for top-level US categories).
Parameters
Name Type Description
category_id opt string Parent category ID. Omit for top-level. Try it
Response
Test with curl
The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.
List available tools
bash
curl -X POST https://gateway.pipeworx.io/ebay/mcp \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'Call a tool
bash
curl -X POST https://gateway.pipeworx.io/ebay/mcp \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"ebay_search","arguments":{"q": "hello"}}}'Use with the SDK
Install @pipeworx/sdk to call tools from any TypeScript/Node project.
TypeScript
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("ebay_search", {"q":"example"}); ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("ebay browse + taxonomy apis — search active listings, get item detail, and walk the us category tree via client_credentials");