Build with Mercel
Guides for building on the Mercel platform — CLI, MCP server, and developer onboarding.
These docs cover the tools and patterns for building on top of Mercel. For the REST contract — authentication, endpoints, errors, webhooks — head to the API reference.
Get started
Quickstart
Set up an API key and make your first request.
API reference
Every endpoint, schema, and example response.
CLI
Manage stores and products from your terminal.
MCP server
Expose Mercel to AI agents over Model Context Protocol.
Running a store?
If you're a store operator using Mercel's dashboard, head over to the Documentation.