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COPE developer docs

Use these docs to build COPE checkout integrations, consume public APIs, and subscribe to webhook events. Generated event pages are backed by COPE public event contracts and payload schemas.

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Start here

• Build a vendor integration — end-to-end walkthrough plus a deployable reference sample.
• Consume webhooks.
• Read the public API overview.
• Read the webhook overview.
• Verify webhook signatures.
• Understand cart, checkout, and order states.
• Understand payment states.
• Browse public webhook events.
• Review the event envelope.

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AI agents and MCP

• MCP server for your store (cope-mcp): let Claude, Cursor or another MCP client read your store with your API key. On npm as cope-mcp.
• MCP for AI shopping agents (cope-sdk/mcp): let a buyer’s AI agent build a cart in your store and hand the buyer a checkout link. Ships in cope-sdk.