FastAPI Skill

Production-tested patterns for FastAPI with Pydantic v2, SQLAlchemy 2.0 async, and JWT authentication.

Latest Versions (verified January 2026):

• FastAPI: 0.128.0
• Pydantic: 2.11.7
• SQLAlchemy: 2.0.30
• Uvicorn: 0.35.0
• python-jose: 3.3.0

Requirements:

• Python 3.9+ (Python 3.8 support dropped in FastAPI 0.125.0)
• Pydantic v2.7.0+ (Pydantic v1 support completely removed in FastAPI 0.128.0)

Quick Start