---
title: Target APIs
api_version: 2026-01
api_name: checkout-ui-extensions
source_url:
  html: https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis
  md: https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis.md
---

# Target APIs

## Checkout APIs

[Addresses API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/addresses-api)

[The API for interacting with addresses.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/addresses-api)

[Attributes API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/attributes-api)

[The API for interacting with cart and checkout attributes.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/attributes-api)

[Buyer Identity API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/buyer-identity-api)

[The API for interacting with the buyer identity.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/buyer-identity-api)

[Buyer Journey API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/buyer-journey-api)

[The API for interacting with the buyer journey.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/buyer-journey-api)

[Cart Instructions API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/cart-instructions-api)

[Instructions used to create the checkout.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/cart-instructions-api)

[Cart Lines API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/cart-lines-api)

[The API for interacting with the cart lines.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/cart-lines-api)

[Checkout Token API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/checkout-token-api)

[The API for interacting with the token of a checkout.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/checkout-token-api)

[Cost API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/cost-api)

[The API for interacting with the cost of a checkout.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/cost-api)

[Customer Privacy API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/customer-privacy-api)

[The API for interacting with a customer's privacy consent.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/customer-privacy-api)

[Delivery API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/delivery-api)

[The APIs for interacting with delivery and shipping options.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/delivery-api)

[Discounts API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/discounts-api)

[The API for interacting with discounts.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/discounts-api)

[Gift Cards API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/gift-cards-api)

[The API for interacting with gift cards.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/gift-cards-api)

[Localized Fields API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/localized-fields-api)

[The API for interacting with localized fields.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/localized-fields-api)

[Note API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/note-api)

[The API for interacting with the note applied to checkout.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/note-api)

[Order API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/order-api)

[The API for interacting with the order confirmation, available on the **Thank You** page.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/order-api)

[Payments API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/payments-api)

[The API for interacting with the payment options.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/checkout-apis/payments-api)

## Platform APIs

[Analytics API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/analytics-api)

[The API for interacting with web pixels.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/analytics-api)

[Extension API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/extension-api)

[The API for interacting with the metadata of an extension.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/extension-api)

[Localization API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/localization-api)

[The APIs for localizing your extension.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/localization-api)

[Metafields API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/metafields-api)

[The API for interacting with metafields.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/metafields-api)

[Session Token API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/session-token-api)

[The API for interacting with session tokens.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/session-token-api)

[Settings API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/settings-api)

[The API for interacting with merchant settings.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/settings-api)

[Shop API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/shop-api)

[The API for interacting with shop.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/shop-api)

[Storage API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/storage-api)

[The API for interacting with local storage.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/storage-api)

[Storefront API](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/storefront-api)

[Querying the Storefront API.](https://shopify.dev/docs/api/checkout-ui-extensions/latest/target-apis/platform-apis/storefront-api)