FastAPI for ML Serving: Lifespan, Pydantic Validation, and Graceful Degradation
FastAPI's type annotations, Pydantic models, and lifespan context manager solve three common ML serving problems: loading expensive artifacts before requests start, validating inputs without manual checks, and returning useful errors when dependencies aren't ready. This tutorial walks through the patterns used in the flight disruption prediction API.
Beginner
10 minutes
Aug 10, 2026
