Async Tools in FastMCP
FastMCP fully supports async tools for I/O-bound operations like API calls, database queries, and file operations.
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LearnStep 1 of 4
Async Tool Basics
Learning Objectives
- •Create async tools
- •Handle API calls
- •Manage concurrent operations
Lesson Outline
LearnStep 1/4
Async Tool Basics
python
Sync vs Async
python
When to Use Async
- HTTP requests (use httpx or aiohttp)
- Database queries (async drivers)
- File I/O (use aiofiles)
- Any network operation