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title: __init__
sidebarTitle: __init__
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# `fastmcp.apps`


FastMCP Apps — interactive UIs for MCP tools.

This package contains the app-related components:

- ``FastMCPApp`` — composable provider for interactive apps with backend tools
- ``AppConfig`` — configuration for MCP App tools and resources
- ``ResourceCSP`` / ``ResourcePermissions`` — security configuration

