Google Universal Commerce Protocol - Enables AI agents to discover products and execute checkout flows
Available Endpoints
| Method |
Endpoint |
Description |
|
GET
|
/.well-known/ucp
|
UCP Discovery - Returns merchant capabilities and service configuration |
|
GET
|
/ucp/v1/manifest
|
Merchant Manifest - Returns merchant info and capabilities summary |
|
GET
|
/ucp/v1/products
|
Product List - Returns all products (with pagination) |
|
GET
|
/ucp/v1/products/:id
|
Product Detail - Returns complete information for a single product |
|
GET
|
/ucp/v1/search
|
Product Search - Search products by keyword |
|
POST
|
/ucp/v1/checkout-sessions
|
Create Checkout Session - Start checkout flow |
OpenAI Agentic Commerce Protocol - Enables ChatGPT and other AI agents to browse and purchase products
Available Endpoints
| Method |
Endpoint |
Description |
|
GET
|
/.well-known/acp
|
ACP Discovery - Returns ACP configuration |
|
GET
|
/acp/v1/products
|
Product List (ACP Format) - Supports JSON and TSV formats |
|
GET
|
/acp/v1/products/:id
|
Product Detail (ACP Format) - OpenAI compliant |
|
POST
|
/acp/v1/checkout
|
Create Checkout Session - ACP checkout flow |
|
GET
|
/acp/v1/checkout/:id
|
Get Checkout Status - Query checkout session status |
|
POST
|
/acp/v1/checkout/:id/complete
|
Complete Checkout - Confirm and complete order |
Anthropic Model Context Protocol - Provides tool calling interface for Claude and other AI models
Available Endpoints
| Method |
Endpoint |
Description |
|
GET
|
/.well-known/mcp
|
MCP Discovery - Returns MCP server configuration |
|
GET
|
/mcp/resources
|
Resource List - Returns available MCP resources |
|
GET
|
/mcp/tools
|
Tool List - Returns available MCP tools |
|
POST
|
/mcp/tools/:name
|
Execute Tool - Invoke MCP tool |
|
GET
|
/mcp/resources/:uri
|
Get Resource Content - Read specific resource |