> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://ordergroove.ferndocs.com/reference/rest-rpc-api/customers/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://ordergroove.ferndocs.com/_mcp/server. # Customers > APIs, SDKs, and guides for building subscription commerce with Ordergroove. ## API Docs - Customers [List](https://ordergroove.ferndocs.com/reference/rest-rpc-api/customers/list.md) - Customers [Retrieve](https://ordergroove.ferndocs.com/reference/rest-rpc-api/customers/retrieve.md) - Customers [Create](https://ordergroove.ferndocs.com/reference/rest-rpc-api/customers/create.md) - Customers [Update](https://ordergroove.ferndocs.com/reference/rest-rpc-api/customers/update.md) - Customers [Set Contact Details](https://ordergroove.ferndocs.com/reference/rest-rpc-api/customers/set-contact-details.md) - Customers [List Cancellation Reasons](https://ordergroove.ferndocs.com/reference/rest-rpc-api/customers/list-cancellation-reasons.md) ## OpenAPI Specification The raw OpenAPI 3.1 specification for this API is available at: - [OpenAPI JSON](https://ordergroove.ferndocs.com/openapi.json) - [OpenAPI YAML](https://ordergroove.ferndocs.com/openapi.yaml)