> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.bigcommerce.com/developer/api-reference/rest/admin/catalog/products/custom-fields/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.bigcommerce.com/_mcp/server.

# Custom Fields

> Build amazing commerce solutions powered by the BigCommerce platform


## API Docs

- Custom Fields [List Product Custom Fields](https://docs.bigcommerce.com/developer/api-reference/rest/admin/catalog/products/custom-fields/get-product-custom-fields.md)
- Custom Fields [Create Product Custom Field](https://docs.bigcommerce.com/developer/api-reference/rest/admin/catalog/products/custom-fields/create-product-custom-field.md)
- Custom Fields [Get Product Custom Field](https://docs.bigcommerce.com/developer/api-reference/rest/admin/catalog/products/custom-fields/get-product-custom-field.md)
- Custom Fields [Update Product Custom Field](https://docs.bigcommerce.com/developer/api-reference/rest/admin/catalog/products/custom-fields/update-product-custom-field.md)
- Custom Fields [Delete Product Custom Field](https://docs.bigcommerce.com/developer/api-reference/rest/admin/catalog/products/custom-fields/delete-product-custom-field.md)

## OpenAPI Specification

The raw OpenAPI 3.1 specification for this API is available at:
- [OpenAPI JSON](https://docs.bigcommerce.com/openapi.json)
- [OpenAPI YAML](https://docs.bigcommerce.com/openapi.yaml)