UCP Shopping

About

This tool acts as a crucial bridge between Google's Universal Commerce Protocol (UCP), an open standard for agentic commerce, and the Model Context Protocol (MCP), which enables AI assistants to access external tools. It empowers AI agents like Claude and Cursor to execute structured, type-safe shopping workflows, from discovering merchant capabilities to completing purchases, thereby eliminating the need for brittle web scraping, custom integrations, or slow browser automation for e-commerce interactions.

Key Features

• 4 GitHub stars
• Apply discount codes and update existing checkouts (ucp_checkout_update)
• Create and manage shopping cart sessions, adding items and buyer information (ucp_checkout_create)
• Complete purchases by submitting payment and receiving order IDs (ucp_checkout_complete)
• Set up shipping by automatically selecting addresses and delivery options (ucp_checkout_set_fulfillment)
• Discover merchant capabilities and supported payment methods (ucp_discover)

Use Cases

• Providing AI assistants with reliable and structured access to e-commerce functionalities.
• Automating AI-driven purchases at UCP-enabled online stores.
• Developing AI applications that can interact with various merchants through a single, standardized protocol.