David Protein

David Protein UCP Commerce MCP

The Universal Commerce Protocol commerce server David serves at davidprotein.com/api/ucp/mcp, advertised in the store robots.txt and agents.md. Thirteen MCP tools cover catalog search and lookup, product detail, cart create/get/update/cancel, and checkout create/get/update/complete/cancel. tools/list is anonymous and returns full JSON Schema inputSchemas; tools/call requires a signed JWT (AuthenticationRequired, JSON-RPC -32000). complete_checkout accepts a meta.idempotency-key.

GitHub

Documentation

📖
Documentation
https://davidprotein.com/agents.md

Other Resources

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MCPServer
https://raw.githubusercontent.com/api-evangelist/david-protein/refs/heads/main/mcp/david-protein-mcp.yml
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APIsJSON
https://raw.githubusercontent.com/api-evangelist/david-protein/refs/heads/main/apis.yml

API entry from apis.yml

apis.yml Raw ↑ 
aid: david-protein-ucp-commerce-mcp
name: David Protein UCP Commerce MCP
description: The Universal Commerce Protocol commerce server David serves at davidprotein.com/api/ucp/mcp,
  advertised in the store robots.txt and agents.md. Thirteen MCP tools cover catalog search and lookup,
  product detail, cart create/get/update/cancel, and checkout create/get/update/complete/cancel. tools/list
  is anonymous and returns full JSON Schema inputSchemas; tools/call requires a signed JWT (AuthenticationRequired,
  JSON-RPC -32000). complete_checkout accepts a meta.idempotency-key.
humanURL: https://davidprotein.com/agents.md
baseURL: https://davidprotein.com/api/ucp/mcp
tags:
- MCP
- Universal Commerce Protocol
- Checkout
- Cart
- Catalog
properties:
- type: MCPServer
  url: mcp/david-protein-mcp.yml
- type: Documentation
  url: https://davidprotein.com/agents.md