Knock
knock.appNotification infrastructure for product messaging across email, SMS, push and in-app, with an API, a CLI and a remote MCP server.
What your agent can do
so that your AI agents can discover and use Knock via tool calling
Via MCP.
The Knock API enables you to add a complete notification engine to your product.
Via API.
The Knock CLI helps you build, test, and manage your Knock notification system, right from the terminal.
Via CLI.
Tasks depend on the interface and permissions.
Connection methods
Choose a route that fits your agent.
MCP
For compatible agent apps
OAuth sign-in
Docs checkedView setup for MCPCLI
For agents with a terminal
Docs checkedView setup for CLIAPI
For custom integrations
Docs checkedView paths for APIMCP connection
MCP server URL
https://mcp.knock.app/mcp- Authentication
- Interactive clients authenticate with your Knock account via OAuth.
CLI connection
CLI package
knock loginAPI connection
API path
https://api.knock.app/v1View sources and checks
- MCP · so that your AI agents can discover and use Knock via tool callingChecked 7 Oct 2026
- API · The Knock API enables you to add a complete notification engine to your product.Checked 7 Oct 2026
- CLI · The Knock CLI helps you build, test, and manage your Knock notification system, right from the terminal.Checked 7 Oct 2026