# Cross-link map: Using the Bun Runtime with Vercel Functions (/docs/functions/runtimes/bun)

> From the Vercel docs graph (built 2026-10-22T06:14:20.626Z), 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

- [Bun runtime on Vercel Functions](https://vercel.com/blog/bun-runtime-on-vercel-functions)
- [Bun runtime now in Public Beta for Vercel Functions](https://vercel.com/changelog/bun-runtime-now-in-public-beta-for-vercel-functions)
- [Bun runtime for Vercel Functions now accepts Bun.serve as an entrypoint](https://vercel.com/changelog/bun-serve-entrypoint-for-vercel-functions)
- [Bun 1.4 is now available in Vercel Functions](https://vercel.com/changelog/bun-1-4-is-now-available-in-vercel-functions)
- [Runtimes](https://vercel.com/docs/functions/runtimes) — Runtimes transform your source code into Functions, which are served by our CDN. Learn about the official runtimes suppo

## Prerequisites

- [Runtimes](https://vercel.com/docs/functions/runtimes) — Runtimes transform your source code into Functions, which are served by our CDN. Learn about the official runtimes suppo

## This page links to (8)

- [Fluid compute](https://vercel.com/docs/fluid-compute) — Learn about fluid compute, an execution model for Vercel Functions that provides a more flexible and efficient way to ru
- [Configuring Maximum Duration for Vercel Functions](https://vercel.com/docs/functions/configuring-functions/duration) — Learn how to set the maximum duration of a Vercel Function.
- [Vercel Functions Limits](https://vercel.com/docs/functions/limitations) — Learn about the limits and restrictions of using Vercel Functions.
- [Using the Node.js Runtime with Vercel Functions](https://vercel.com/docs/functions/runtimes/node-js) — Learn how to use the Node.js runtime to create Vercel Functions in JavaScript or TypeScript.
- [WebSockets](https://vercel.com/docs/functions/websockets) — Serve WebSocket connections in Vercel Functions for realtime features like chat, collaboration, and AI streaming.
- [Incremental Static Regeneration \\(ISR\\)](https://vercel.com/docs/incremental-static-regeneration) — ISR serves cached static pages while regenerating content in the background. Vercel\\\\
- [Static Configuration with vercel.json](https://vercel.com/docs/project-configuration/vercel-json) — Learn how to use vercel.json to configure and override the default behavior of Vercel from within your project.
- [Routing Middleware](https://vercel.com/docs/routing-middleware) — Learn how you can use Routing Middleware, code that executes before a request is processed on a site, to provide speed a

## Pages that link here (23)

By site: vercel-changelog (5) · vercel-kb (7) · vercel-web (1) · vercel-docs (10)

### From vercel-changelog

- [Bun 1.4 is now available in Vercel Functions](https://vercel.com/changelog/bun-1-4-is-now-available-in-vercel-functions)
- [Bun runtime now in Public Beta for Vercel Functions](https://vercel.com/changelog/bun-runtime-now-in-public-beta-for-vercel-functions)
- [Bun runtime now supports large functions and extended max duration](https://vercel.com/changelog/bun-runtime-now-supports-large-functions-and-extended-max-duration)
- [Bun runtime for Vercel Functions now accepts Bun.serve as an entrypoint](https://vercel.com/changelog/bun-serve-entrypoint-for-vercel-functions)
- [Elysia can now be automatically deployed on Vercel](https://vercel.com/changelog/support-for-elysia)

### From vercel-kb

- [Build with an Express starter template](https://vercel.com/kb/guide/build-with-a-express-starter-template) — Deploy an Express app to Vercel from a template. Browse Express starters from Vercel and the community, then run them lo
- [How to ship an Elysia app on Vercel](https://vercel.com/kb/guide/ship-a-elysia-app-on-vercel) — Deploy a Elysia app to Vercel with zero configuration. Learn how to ship from a template, the Vercel CLI, or Git, and co
- [How to ship an Express app on Vercel](https://vercel.com/kb/guide/ship-a-express-app-on-vercel) — Deploy an Express app to Vercel with zero configuration. Configure response streaming, middleware, cron jobs, the Bun ru
- [How to ship an H3 app on Vercel](https://vercel.com/kb/guide/ship-a-h3-app-on-vercel) — Deploy an H3 app to Vercel with zero configuration. Learn to configure streaming, middleware, cron jobs, the Bun runtime
- [How to ship a Hono app on Vercel](https://vercel.com/kb/guide/ship-a-hono-app-on-vercel) — Deploy a Hono app to Vercel with zero configuration. Learn how to ship from a template, the Vercel CLI, or Git, and conf
- [How to ship a Nitro app on Vercel](https://vercel.com/kb/guide/ship-a-nitro-app-on-vercel) — Deploy a Nitro app to Vercel with zero configuration. Learn how to ship from a template, the Vercel CLI, or Git, and con
- [How to stop Vercel Functions from timing out](https://vercel.com/kb/guide/what-can-i-do-about-vercel-serverless-functions-timing-out) — Vercel Functions that time out usually trace back to a few causes. Learn how Fluid Compute fixes most of them and how to

### From vercel-web

- [Bun runtime on Vercel Functions](https://vercel.com/blog/bun-runtime-on-vercel-functions)

### From vercel-docs

- [Fluid compute](https://vercel.com/docs/fluid-compute) — Learn about fluid compute, an execution model for Vercel Functions that provides a more flexible and efficient way to ru
- [Elysia on Vercel](https://vercel.com/docs/frameworks/backend/elysia) — Build fast TypeScript backends with Elysia and deploy to Vercel. Learn the project structure, plugins, middleware, and h
- [Vercel Functions Limits](https://vercel.com/docs/functions/limitations) — Learn about the limits and restrictions of using Vercel Functions.
- [Runtimes](https://vercel.com/docs/functions/runtimes) — Runtimes transform your source code into Functions, which are served by our CDN. Learn about the official runtimes suppo
- [Using WebAssembly \\(Wasm\\)](https://vercel.com/docs/functions/runtimes/wasm) — Learn how to use WebAssembly \\(Wasm\\) to enable low-level languages to run on Vercel Functions and Routing Middleware.
- [WebSockets](https://vercel.com/docs/functions/websockets) — Serve WebSocket connections in Vercel Functions for realtime features like chat, collaboration, and AI streaming.
- [Static Configuration with vercel.json](https://vercel.com/docs/project-configuration/vercel-json) — Learn how to use vercel.json to configure and override the default behavior of Vercel from within your project.
- [Programmatic Configuration with vercel.ts](https://vercel.com/docs/project-configuration/vercel-ts) — Define your Vercel configuration in vercel.ts with @vercel/config for type-safe routing and build settings.
- [Routing Middleware](https://vercel.com/docs/routing-middleware) — Learn how you can use Routing Middleware, code that executes before a request is processed on a site, to provide speed a
- [Getting Started with Routing Middleware](https://vercel.com/docs/routing-middleware/getting-started) — Learn how you can use Routing Middleware, code that executes before a request is processed on a site, to provide speed a