> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://developer.ordergroove.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://developer.ordergroove.com/_mcp/server.

# Credit Card Types

Payment-related requests identify a card brand with a numeric `cc_type` code.

| Code | Card type        |
| ---- | ---------------- |
| `1`  | Visa             |
| `2`  | Mastercard       |
| `3`  | American Express |
| `4`  | Discover         |
| `5`  | Diners           |
| `6`  | JCB              |