> 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/graphql/storefront/types/interfaces/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.bigcommerce.com/_mcp/server.

# Interfaces

> Build amazing commerce solutions powered by the BigCommerce platform


## API Docs

- Interfaces [B2BExtraFieldDefinition](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/b-2-b-extra-field-definition.md)
- Interfaces [BaseOrder](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/base-order.md)
- Interfaces [BulkPricingTier](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/bulk-pricing-tier.md)
- Interfaces [CartSelectedOption](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/cart-selected-option.md)
- Interfaces [CatalogProductOption](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/catalog-product-option.md)
- Interfaces [CatalogProductOptionValue](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/catalog-product-option-value.md)
- Interfaces [CheckoutAddress](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/checkout-address.md)
- Interfaces [CheckoutAddressCustomField](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/checkout-address-custom-field.md)
- Interfaces [CustomerFormFieldValue](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/customer-form-field-value.md)
- Interfaces [Error](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/error.md)
- Interfaces [ExtraFieldValue](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/extra-field-value.md)
- Interfaces [FormField](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/form-field.md)
- Interfaces [GiftCertificateSettings](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/gift-certificate-settings.md)
- Interfaces [Node](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/node.md)
- Interfaces [OrderAddress](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/order-address.md)
- Interfaces [OrderLineItemInterface](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/order-line-item-interface.md)
- Interfaces [ProductAvailability](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/product-availability.md)
- Interfaces [Script](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/script.md)
- Interfaces [SearchProductFilter](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/search-product-filter.md)
- Interfaces [WebPage](https://docs.bigcommerce.com/developer/api-reference/graphql/storefront/types/interfaces/web-page.md)