Upway

Upway Commerce (UCP MCP) API

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.

Documentation GitHub

Documentation

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Authentication

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/authentication/upway-authentication.yml

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RateLimits

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/rate-limits/upway-rate-limits.yml

Other Resources

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MCPServer

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/mcp/upway-mcp.yml

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OAuthScopes

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/scopes/upway-scopes.yml

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ErrorCatalog

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/errors/upway-problem-types.yml

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Conventions

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/conventions/upway-conventions.yml

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Idempotency

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/conventions/upway-conventions.yml

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DataModel

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/data-model/upway-data-model.yml

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Conformance

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/conformance/upway-conformance.yml

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Lifecycle

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/lifecycle/upway-lifecycle.yml

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Plans

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/plans/upway-plans-pricing.yml

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AgentSkill

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/skills/_index.yml

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APIsJSON

https://raw.githubusercontent.com/api-evangelist/upway/refs/heads/main/apis.yml

Work with this as data

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API entry from apis.yml

aid: upway-commerce-ucp-mcp
name: Upway Commerce (UCP MCP) API
description: '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.'
humanURL: https://upway.co/agents.md
baseURL: https://upway.co/api/ucp/mcp
tags:
- Agentic Commerce
- Model Context Protocol
- Universal Commerce Protocol
- E-Commerce
- Shopping
- Checkout
properties:
- type: MCPServer
  url: mcp/upway-mcp.yml
- type: Authentication
  url: authentication/upway-authentication.yml
- type: OAuthScopes
  url: scopes/upway-scopes.yml
- type: RateLimits
  url: rate-limits/upway-rate-limits.yml
- type: ErrorCatalog
  url: errors/upway-problem-types.yml
- type: Conventions
  url: conventions/upway-conventions.yml
- type: Idempotency
  url: conventions/upway-conventions.yml
- type: DataModel
  url: data-model/upway-data-model.yml
- type: Conformance
  url: conformance/upway-conformance.yml
- type: Lifecycle
  url: lifecycle/upway-lifecycle.yml
- type: Plans
  url: plans/upway-plans-pricing.yml
- type: AgentSkill
  url: skills/_index.yml