# Cross-link map: Deploy a FastAPI app on Vercel (/docs/frameworks/backend/fastapi)

> From the Vercel docs graph (built 2026-10-28T05:45:04.324Z), spanning vercel.com docs + KB, nextjs.org, ai-sdk.dev, and other Vercel documentation sites. Full graph as JSON: https://vercel.com/docs/graph.json

## Semantically closest pages

- [How to ship a FastAPI app on Vercel](https://vercel.com/kb/guide/ship-a-fastapi-app-on-vercel) — Deploy a FastAPI app to Vercel with zero configuration. Learn how the Python runtime, Vercel Functions, streaming, middl
- [Build with a FastAPI starter template](https://vercel.com/kb/guide/build-with-a-fastapi-starter-template) — Browse FastAPI starter templates for Vercel and deploy one in a few steps. Compare minimal, AI, agent, and full-stack Fa
- [Using the Python Runtime with Vercel Functions](https://vercel.com/docs/functions/runtimes/python) — Learn how to use the Python runtime to run Python applications on Vercel.
- [How to ship a Fastify app on Vercel](https://vercel.com/kb/guide/ship-a-fastify-app-on-vercel) — Deploy a Fastify app to Vercel with zero configuration, then add streaming, lifecycle hooks, cron jobs, and observabilit
- [Deploy a Flask app on Vercel](https://vercel.com/docs/frameworks/backend/flask) — Deploy a Flask app on Vercel. Learn how the Python runtime, WSGI, static assets, and Vercel Functions work together.

## This page links to (25)

- [Vercel CDN overview](https://vercel.com/docs/cdn) — Vercel's CDN is a globally distributed platform that handles routing, caching, security, and compression for every deplo
- [vercel deploy](https://vercel.com/docs/cli/deploy) — Learn how to deploy your Vercel projects using the vercel deploy CLI command.
- [vercel init](https://vercel.com/docs/cli/init) — Learn how to initialize Vercel supported framework examples locally using the vercel init CLI command.
- [Run background tasks with Celery on Vercel](https://vercel.com/docs/frameworks/backend/celery) — Deploy Celery on Vercel. Learn how Celery workers use Vercel Queues and Vercel Functions to run background tasks without
- [Deploy Dramatiq workers on Vercel](https://vercel.com/docs/frameworks/backend/dramatiq) — Deploy Dramatiq workers on Vercel. Learn how Dramatiq actors use Vercel Queues and Vercel Functions to process backgroun
- [Vercel Functions](https://vercel.com/docs/functions) — Build API routes, webhooks, and agent request handlers with Vercel Functions, then test and debug them with Vercel CLI.
- [Vercel Functions Limits](https://vercel.com/docs/functions/limitations) — Learn about the limits and restrictions of using Vercel Functions.
- [Vercel Function Logs](https://vercel.com/docs/functions/logs) — Use runtime logs to debug and monitor your Vercel Functions.
- [Using the Python Runtime with Vercel Functions](https://vercel.com/docs/functions/runtimes/python) — Learn how to use the Python runtime to run Python applications on Vercel.
- [Set the Python version for your Vercel project](https://vercel.com/docs/functions/runtimes/python/python-version) — Set the Python version for your Vercel project with pyproject.toml, .python-version, or Pipfile.lock.
- [WebSockets](https://vercel.com/docs/functions/websockets) — Serve WebSocket connections in Vercel Functions for realtime features like chat, collaboration, and AI streaming.
- [Observability](https://vercel.com/docs/observability) — Find production errors, capture request traces, and discover queryable metrics with Vercel Observability and Vercel CLI.
- [Routing Middleware: Python Reference](https://vercel.com/docs/routing-middleware/python-reference) — Reference for writing Routing Middleware in Python with the vercel-proxy package, including setup, routes, requests, and
- [Services](https://vercel.com/docs/services) — Deploy multiple backends and frontends within a single Vercel project using services.
- [Service bindings](https://vercel.com/docs/services/bindings) — Call one service from another using caller-declared service bindings.
- [Build with a FastAPI starter template](https://vercel.com/kb/guide/build-with-a-fastapi-starter-template) — Browse FastAPI starter templates for Vercel and deploy one in a few steps. Compare minimal, AI, agent, and full-stack Fa
- [Migrate a Python API from Heroku to Vercel](https://vercel.com/kb/guide/migrate-a-python-api-from-heroku-to-vercel) — Move a FastAPI, Flask, or Django API from Heroku to Vercel Functions. Replace your Procfile, worker dynos, Heroku Schedu
- [Migrate a Python API from Railway to Vercel](https://vercel.com/kb/guide/migrate-a-python-api-from-railway-to-vercel) — Move a FastAPI, Flask, or Django API from Railway to Vercel Functions. Replace railway.json start commands, volumes, Cel
- [Migrate a Python API from Render to Vercel](https://vercel.com/kb/guide/migrate-a-python-api-from-render-to-vercel) — Move a FastAPI, Flask, or Django API from Render to Vercel Functions. Translate render.yaml and replace persistent disks
- [Build durable workflows in Python on Vercel](https://vercel.com/kb/guide/python-and-durable-workflows) — Keep long-running Python jobs alive through crashes and deploys with steps, retries, sleeps, and hooks.
- [Process background jobs in Python with Vercel Queues](https://vercel.com/kb/guide/python-and-vercel-queues) — Move slow and failure-prone work out of your Python request handlers, with typed topics, consumer groups, and built-in r
- [How to deploy a Python backend with Vercel Services ](https://vercel.com/kb/guide/python-backend-on-vercel) — Deploy a Python backend with a Next.js frontend on Vercel. Learn how to configure both apps with Vercel Services, use a
- [Build Figma-style multiplayer cursors with WebSockets on Vercel](https://vercel.com/kb/guide/real-time-board-nextjs-fastapi) — Learn how to build Figma-style multiplayer cursors with Next.js and FastAPI, kept consistent across multiple Vercel Func
- [How to ship a FastAPI app on Vercel](https://vercel.com/kb/guide/ship-a-fastapi-app-on-vercel) — Deploy a FastAPI app to Vercel with zero configuration. Learn how the Python runtime, Vercel Functions, streaming, middl
- [Use Vercel Passport with Node.js and Python backends](https://vercel.com/kb/guide/vercel-passport-backend-frameworks) — Secure internal apps and verify a visitor's identity with Vercel Passport in your backend, with examples for Express, Ho

## Pages that link here (22)

By site: vercel-changelog (4) · vercel-kb (11) · vercel-docs (7)

### From vercel-changelog

- [FastAPI frontends and static files served from the CDN](https://vercel.com/changelog/fastapi-frontends-and-static-files-served-from-the-cdn)
- [FastAPI Lifespan Events are now supported on Vercel](https://vercel.com/changelog/fastapi-lifespan-events-are-now-supported-on-vercel)
- [Vercel now supports Build Commands for FastAPI and Flask](https://vercel.com/changelog/vercel-now-supports-build-commands-for-fastapi-and-flask)
- [Zero-configuration FastAPI backends](https://vercel.com/changelog/zero-config-fastapi-backends)

### From vercel-kb

- [Build with a FastAPI starter template](https://vercel.com/kb/guide/build-with-a-fastapi-starter-template) — Browse FastAPI starter templates for Vercel and deploy one in a few steps. Compare minimal, AI, agent, and full-stack Fa
- [Build an agentic app in FastAPI with OpenAI Agents API and Vercel Sandbox](https://vercel.com/kb/guide/fastapi-openai-agents-api-vercel-sandbox) — Learn how to build a repository Q&A app using FastAPI, OpenAI Agents API, and Vercel Sandbox, with isolated code inspect
- [Migrate a Python API from Heroku to Vercel](https://vercel.com/kb/guide/migrate-a-python-api-from-heroku-to-vercel) — Move a FastAPI, Flask, or Django API from Heroku to Vercel Functions. Replace your Procfile, worker dynos, Heroku Schedu
- [Migrate a Python API from Railway to Vercel](https://vercel.com/kb/guide/migrate-a-python-api-from-railway-to-vercel) — Move a FastAPI, Flask, or Django API from Railway to Vercel Functions. Replace railway.json start commands, volumes, Cel
- [Migrate a Python API from Render to Vercel](https://vercel.com/kb/guide/migrate-a-python-api-from-render-to-vercel) — Move a FastAPI, Flask, or Django API from Render to Vercel Functions. Translate render.yaml and replace persistent disks
- [Migrate from Google Cloud Run to Vercel](https://vercel.com/kb/guide/migrate-cloud-run-to-vercel) — Move a Cloud Run service or worker to Vercel. Compare runtimes, preserve Google Cloud access, and plan jobs, validation,
- [How to deploy a Python backend with Vercel Services ](https://vercel.com/kb/guide/python-backend-on-vercel) — Deploy a Python backend with a Next.js frontend on Vercel. Learn how to configure both apps with Vercel Services, use a
- [Build Figma-style multiplayer cursors with WebSockets on Vercel](https://vercel.com/kb/guide/real-time-board-nextjs-fastapi) — Learn how to build Figma-style multiplayer cursors with Next.js and FastAPI, kept consistent across multiple Vercel Func
- [How to ship a FastAPI app on Vercel](https://vercel.com/kb/guide/ship-a-fastapi-app-on-vercel) — Deploy a FastAPI app to Vercel with zero configuration. Learn how the Python runtime, Vercel Functions, streaming, middl
- [Use Vercel Passport with Node.js and Python backends](https://vercel.com/kb/guide/vercel-passport-backend-frameworks) — Secure internal apps and verify a visitor's identity with Vercel Passport in your backend, with examples for Express, Ho
- [Build a Weather API on Vercel: Express, FastAPI, and Nitro](https://vercel.com/kb/guide/weather-api-with-fastapi) — Build a weather API on Vercel with FastAPI, Express, or Nitro. Compare the three runtimes, add caching and Observability

### From vercel-docs

- [Run background tasks with Celery on Vercel](https://vercel.com/docs/frameworks/backend/celery) — Deploy Celery on Vercel. Learn how Celery workers use Vercel Queues and Vercel Functions to run background tasks without
- [Deploy Dramatiq workers on Vercel](https://vercel.com/docs/frameworks/backend/dramatiq) — Deploy Dramatiq workers on Vercel. Learn how Dramatiq actors use Vercel Queues and Vercel Functions to process backgroun
- [Using the Python Runtime with Vercel Functions](https://vercel.com/docs/functions/runtimes/python) — Learn how to use the Python runtime to run Python applications on Vercel.
- [Python Functions in the /api Directory](https://vercel.com/docs/functions/runtimes/python/api-directory) — Configure existing Vercel projects that use file-based Python functions in an /api directory.
- [Projects overview](https://vercel.com/docs/projects) — A project is where you deploy and operate frontend apps, APIs, backends, containers, and agent workloads on Vercel.
- [Routing Middleware: Python Reference](https://vercel.com/docs/routing-middleware/python-reference) — Reference for writing Routing Middleware in Python with the vercel-proxy package, including setup, routes, requests, and
- [Services](https://vercel.com/docs/services) — Deploy multiple backends and frontends within a single Vercel project using services.