M.Gemi UCP Commerce MCP API
The Universal Commerce Protocol (UCP) shopping service for the M.Gemi store, exposed over Model Context Protocol at https://mgemi.com/api/ucp/mcp. An anonymous tools/list returns 13 tools with full JSON Schema inputSchemas covering catalog search and lookup, product detail, cart create/read/update/cancel, and checkout create/read/update/complete/cancel plus order retrieval. Checkout completion requires contemporaneous buyer approval per the store agent instructions.