Sports card pricing, market analysis, grading ROI, and player stats (NBA/NFL/MLB)
Connect Runs on your machine
claude mcp add sports-card-agent -e EBAY_APP_ID=<EBAY_APP_ID> -e EBAY_CERT_ID=<EBAY_CERT_ID> -e BALLDONTLIE_API_KEY=<BALLDONTLIE_API_KEY> -- uvx sports-card-agent==1.0.1
{
"mcpServers": {
"sports-card-agent": {
"command": "uvx",
"args": [
"sports-card-agent==1.0.1"
],
"env": {
"EBAY_APP_ID": "<EBAY_APP_ID>",
"EBAY_CERT_ID": "<EBAY_CERT_ID>",
"BALLDONTLIE_API_KEY": "<BALLDONTLIE_API_KEY>"
}
}
}
}
{
"mcpServers": {
"sports-card-agent": {
"command": "uvx",
"args": [
"sports-card-agent==1.0.1"
],
"env": {
"EBAY_APP_ID": "<EBAY_APP_ID>",
"EBAY_CERT_ID": "<EBAY_CERT_ID>",
"BALLDONTLIE_API_KEY": "<BALLDONTLIE_API_KEY>"
}
}
}
}
{
"servers": {
"sports-card-agent": {
"type": "stdio",
"command": "uvx",
"args": [
"sports-card-agent==1.0.1"
],
"env": {
"EBAY_APP_ID": "<EBAY_APP_ID>",
"EBAY_CERT_ID": "<EBAY_CERT_ID>",
"BALLDONTLIE_API_KEY": "<BALLDONTLIE_API_KEY>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
EBAY_APP_IDOptional, secret | eBay API application ID (register free at developer.ebay.com) |
EBAY_CERT_IDOptional, secret | eBay API certificate ID (register free at developer.ebay.com) |
BALLDONTLIE_API_KEYOptional, secret | Ball Don't Lie API key for player stats (register free at app.balldontlie.io) |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 24 Mar 2026 |
| Last updated | 24 Mar 2026 |
| Registry name | io.github.rjexile/sports-card-agent |
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