Looking for day-to-day product how-tos? Start from the docs home or Help Center — this section is for builders.
Choose your path
Quickstart
First authenticated GraphQL call in minutes.
Authentication
Apps, tokens, and how requests are authorized.
GraphQL API
Schema reference — queries, mutations, and types.
Webhooks
React to conversation, contact, and app events.
MCP
Tool access for Cursor, Claude, and agents.
MiniApps
JSON Marketplace apps — build locally, submit for review.
When to use what
Security checklist
- Store app tokens on the server — never in client JavaScript or public repos
- Verify webhook signatures (
x-karzoun-signature-256) before trusting payloads - Scope each app to the least privileges your integration needs
- Rotate tokens when people leave or integrations are retired
Try it
What your integration can touch
Field-level docs live in the GraphQL reference. Non-technical product guides live in the Help Center.