# Upway Commerce (UCP MCP) API

**Canonical:** https://apis.io/apis/upway/upway-commerce-ucp-mcp/  
**Provider:** Upway — https://apis.io/providers/upway/  
**Base URL:** https://upway.co/api/ucp/mcp  
**Documentation:** https://upway.co/agents.md

Upway Commerce (UCP MCP) API is published by [Upway](https://apis.io/providers/upway/) on the [APIs.io](https://apis.io/) network. Tagged areas include Agentic Commerce, Model Context Protocol, Universal Commerce Protocol, E-Commerce, and Shopping. The published artifact set on APIs.io includes authentication docs and rate-limit docs.

Upway's agent-facing commerce surface. A remote Model Context Protocol server at https://upway.co/api/ucp/mcp implementing the Universal Commerce Protocol shopping service, version 2026-08-25. Anonymous: an unauthenticated tools/list returned HTTP 200 with 13 tools - search_catalog, lookup_catalog, get_product, create_cart, get_cart, update_cart, cancel_cart, create_checkout, get_checkout, update_checkout, complete_checkout, cancel_checkout and get_order - each carrying a JSON Schema 2020-12 inputSchema. complete_checkout requires an idempotency key and explicit buyer approval. Discoverable from /llms.txt, /agents.md, /.well-known/ucp and a dedicated agentic-discovery sitemap.

## Machine-readable artifacts (13)

- **MCPServer** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/mcp/upway-mcp.yml
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/authentication/upway-authentication.yml
- **OAuthScopes** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/scopes/upway-scopes.yml
- **RateLimits** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/rate-limits/upway-rate-limits.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/errors/upway-problem-types.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/conventions/upway-conventions.yml
- **Idempotency** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/conventions/upway-conventions.yml
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/data-model/upway-data-model.yml
- **Conformance** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/conformance/upway-conformance.yml
- **Lifecycle** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/lifecycle/upway-lifecycle.yml
- **Plans** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/plans/upway-plans-pricing.yml
- **AgentSkill** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/skills/_index.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/apis.yml

## Tags

Agentic Commerce, Model Context Protocol, Universal Commerce Protocol, E-Commerce, Shopping, Checkout

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/upway/upway-commerce-ucp-mcp/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/upway/.