Brooklinen UCP / MCP Agentic Commerce API

Live Universal Commerce Protocol (UCP) endpoint exposed over MCP JSON-RPC at https://www.brooklinen.com/api/ucp/mcp, advertised by the store's own /agents.md, /robots.txt and /.well-known/ucp discovery profile. Provides agent-driven catalog search and lookup, cart management, checkout creation/update/completion and order retrieval against the Brooklinen storefront. Requires a resolvable UCP agent profile (meta.ucp-agent.profile / UCP-Agent header) — anonymous tools/list returns JSON-RPC error -32001 invalid_profile_url. Payment completion requires explicit human buyer approval.

API entry from apis.yml

apis.yml Raw ↑
name: Brooklinen UCP / MCP Agentic Commerce API
description: Live Universal Commerce Protocol (UCP) endpoint exposed over MCP JSON-RPC at https://www.brooklinen.com/api/ucp/mcp,
  advertised by the store's own /agents.md, /robots.txt and /.well-known/ucp discovery profile. Provides
  agent-driven catalog search and lookup, cart management, checkout creation/update/completion and order
  retrieval against the Brooklinen storefront. Requires a resolvable UCP agent profile (meta.ucp-agent.profile
  / UCP-Agent header) — anonymous tools/list returns JSON-RPC error -32001 invalid_profile_url. Payment
  completion requires explicit human buyer approval.
humanURL: https://www.brooklinen.com/agents.md
baseURL: https://www.brooklinen.com/api/ucp/mcp
tags:
- agentic-commerce
- universal-commerce-protocol
- mcp
- agent-native
- checkout
- catalog
properties:
- type: MCPServer
  url: mcp/brooklinen-mcp.yml
- type: MCP
  url: https://www.brooklinen.com/api/ucp/mcp
- type: ToolCrosswalk
  url: mcp/brooklinen-tool-crosswalk.yml
- type: Documentation
  url: https://www.brooklinen.com/agents.md
- type: WellKnown
  url: well-known/brooklinen-ucp.json
- type: Authentication
  url: authentication/brooklinen-authentication.yml
- type: OAuthScopes
  url: scopes/brooklinen-scopes.yml
- type: Idempotency
  url: conventions/brooklinen-conventions.yml
- type: ErrorCatalog
  url: errors/brooklinen-problem-types.yml