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HOW TO DEPLOY FASTAPI ON VERCEL (STEP-BY-STEP GUIDE 2026) In this 2026 step-by-step tutorial, you’ll learn how to deploy a FastAPI app on Vercel and publish your Python API online quickly. Vercel officially supports FastAPI with its Python runtime and documents a dedicated deployment flow for FastAPI apps. In this video, you’ll learn: How to prepare your FastAPI project for Vercel Supported FastAPI entrypoints like app.py, index.py, and server.py How to connect your GitHub repository How to deploy your FastAPI app step by step Using the Python runtime on Vercel Setting environment variables Common issues and how to fix them Beginner-friendly and updated for 2026. Vercel’s official docs say FastAPI can be deployed with zero configuration, and the deployed app runs as a single Vercel Function with Fluid compute by default. Contact for Partnerships: team.learnmodelab@gmail.com