Ebay MCP Server
Enables searching eBay for auctions by providing a query and number of results, returning auction listings from eBay's Browse REST API.
README
eBay MCP Server — Claude.ai Connector
Search eBay for live auction listings via a hosted MCP server connected to Claude.ai.
Forked from CooKey-Monster/EbayMcpServer.
What it does
Adds two tools to Claude.ai for researching eBay auctions:
"Find me 10 auctions for vintage cameras" "Get the details on that first listing"
Deployment (Railway)
1. Prerequisites
- Railway account
- eBay Developer app credentials (Client ID + Secret)
2. Deploy
- Fork this repo and create a new Railway project from it
- In Railway project settings, set Build > Builder to Dockerfile with path
Dockerfile.plugin - Set the following environment variables in Railway:
| Variable | Description |
|---|---|
EBAY_CLIENT_ID |
Your eBay App ID |
EBAY_CLIENT_SECRET |
Your eBay Client Secret |
MCP_AUTH_TOKEN |
A strong random secret (e.g. output of openssl rand -hex 24) |
MCP_CLIENT_ID |
A client identifier string (e.g. ebay-mcp) |
MCP_AUTH_PASSPHRASE |
Optional. If set, the authorization page requires this passphrase before granting access |
Railway automatically sets PORT and RAILWAY_PUBLIC_DOMAIN.
3. Connect to Claude.ai
- Go to Claude.ai → Settings → Connectors → Add custom connector
- Fill in:
- MCP Server URL:
https://<your-railway-domain>/mcp - Client ID: the value you set for
MCP_CLIENT_ID
- MCP Server URL:
- Click Connect and approve access on the authorization page that appears
Tools
| Tool | Arguments | Description |
|---|---|---|
list_auction |
query (string), amount (int, default 10) |
Search eBay auctions by keyword. Returns title, current bid, end time, item ID, and URL for each result. |
get_auction_detail |
item_id (string) |
Fetch full details for a single listing using the item ID from list_auction. Returns title, condition, current bid, bid count, seller feedback score and positive %, return policy, all shipping options with estimated delivery, item specifics (model, storage, etc.), full description, and all listing photos. |
Note: Watcher count is not available — eBay restricts that to seller-authenticated APIs only.
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