OpenUI Forge — Python

Build generative UI apps with a React frontend + Python FastAPI backend. Streams OpenAI-compatible NDJSON.

Activation Triggers

• "openui python", "openui fastapi", "openui flask"
• "generative ui python", "python streaming ui backend"

Prerequisites

• Node.js >= 22 (24 LTS recommended) + React >= 18.3.1 (19+ recommended) (frontend)
• Python >= 3.10 (backend)
• OPENAI_API_KEY or ANTHROPIC_API_KEY set

Quick Start