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Unstoppable Domains Cart API

Shopping cart management, payment methods, and checkout (requires authentication)

Unstoppable Domains Cart API is one of 33 APIs that Unstoppable Domains publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Cart. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

This API exposes 11 operations across 11 paths, and defines 12 schemas. It is described by OpenAPI 3.1.0, at version 3.0.0.

Requests are made against 2 base URLs: https://api.unstoppabledomains.com/partner/v3, https://api.ud-sandbox.com/partner/v3.

11 operations 11 paths 12 schemas 11 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
3.0.0
Base URL
https://api.unstoppabledomains.com/resolve
Authentication
HTTP Bearer
Resource Areas
1

Authentication & Security 1

Unstoppable Domains Cart API declares 1 security scheme for authenticating requests. It accepts HTTP bearer tokens (JWT) (bearer). By default, every request must be authenticated.

Paths & Operations 11

Across 11 paths, the API surfaces 11 operations — 11 POST. Each is listed below with its method, path, parameters, and response codes.

Cart 11

Shopping cart management, payment methods, and checkout (requires authentication)

POST
/mcp/v1/actions/ud_cart_get
Get shopping cart with pricing
cartGet body → 200401
POST
/mcp/v1/actions/ud_cart_add_domain_registration
Add domains to cart for registration
cartAddDomainRegistration body → 200401
POST
/mcp/v1/actions/ud_cart_add_domain_listed
Add marketplace-listed domains to cart
cartAddDomainListed body → 200401
POST
/mcp/v1/actions/ud_cart_add_domain_afternic
Add Afternic marketplace domains to cart
cartAddDomainAfternic body → 200401
POST
/mcp/v1/actions/ud_cart_add_domain_sedo
Add Sedo marketplace domains to cart
cartAddDomainSedo body → 200401
POST
/mcp/v1/actions/ud_cart_add_domain_renewal
Add domain renewals to cart
cartAddDomainRenewal body → 200401
POST
/mcp/v1/actions/ud_cart_remove
Remove items from cart
cartRemove body → 200401
POST
/mcp/v1/actions/ud_cart_get_payment_methods
Get available payment methods
cartGetPaymentMethods body → 200401
POST
/mcp/v1/actions/ud_cart_add_payment_method_url
Get URL to add a payment method
cartAddPaymentMethodUrl body → 200401
POST
/mcp/v1/actions/ud_cart_checkout
Complete cart checkout
cartCheckout body → 200401
POST
/mcp/v1/actions/ud_cart_get_url
Get checkout URL
cartGetUrl body → 200401

Schemas 12

The contract defines 12 schemas that model the data the API accepts and returns. The most detailed are CartItem (12 properties), CartResponse (6 properties), CheckoutResponse (5 properties), CheckoutUrlResponse (5 properties). Each schema is shown below with its type and property counts.

CartResponse
object
6 properties
RemoveFromCartResponse
object
3 properties
CheckoutResponse
object
5 properties
AddAfternicDomainToCartResponse
object
Response for adding Afternic marketplace domains to cart
4 properties
AddDomainRenewalToCartResponse
object
Response for adding domain renewals to cart
4 properties
AddListedDomainToCartResponse
object
Response for adding marketplace-listed domains to cart
4 properties
CartItem
object
12 properties
AddPaymentMethodUrlResponse
object
3 properties
AddToCartResponse
object
4 properties
AddSedoDomainToCartResponse
object
Response for adding Sedo marketplace domains to cart
4 properties
CheckoutUrlResponse
object
5 properties
PaymentMethodsResponse
object
4 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

unstoppable-domains-cart-api-openapi.yml Raw ↑

Other APIs Unstoppable Domains publishes across the network.

Unstoppable Domains account API
Unstoppable Domains AI Lander API
Unstoppable Domains Backorders API
Unstoppable Domains contacts API
Unstoppable Domains DNS Management API
Unstoppable Domains dns-records API
Unstoppable Domains domain-contacts API
Unstoppable Domains domain-flags API
Unstoppable Domains domain-management API
Unstoppable Domains domain_registration API
Unstoppable Domains domain-search API
Unstoppable Domains domain-transfers API
Where this information came from

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