Vercel Edge Compression Config Generator
Generate Vercel configuration for serving compressed static assets with correct headers and cache settings — online for free. Our Vercel edge compression config generator produces vercel.json, next.config.js, or Edge Middleware output with configurable Cache-Control strategies, Vary: Accept-Encoding headers, and security headers. Covers static assets, API routes, and Next.js Image Optimization. Includes guidance on pre-compressed asset deployment. No signup required, 100% browser-based.
Include Routes
Additional Headers
vercel.json
// vercel.json
// Vercel automatically enables Brotli and GZIP compression for all responses.
// This config adds correct Cache-Control and Vary headers for CDN caching.
{
"headers": [
{
"source": "/_next/static/(.*)",
"headers": [
{
"key": "Cache-Control",
"value": "public, max-age=31536000, immutable"
},
{
"key": "Vary",
"value": "Accept-Encoding"
},
{
"key": "X-Content-Type-Options",
"value": "nosniff"
}
]
},
{
"source": "/static/(.*)",
"headers": [
{
"key": "Cache-Control",
"value": "public, max-age=31536000, immutable"
},
{
"key": "Vary",
"value": "Accept-Encoding"
},
{
"key": "X-Content-Type-Options",
"value": "nosniff"
}
]
},
{
"source": "/(.*\\.(?:js|css|woff2?|ttf|otf|ico|svg|png|jpg|jpeg|webp|avif|gif))",
"headers": [
{
"key": "Cache-Control",
"value": "public, max-age=31536000, immutable"
},
{
"key": "Vary",
"value": "Accept-Encoding"
},
{
"key": "X-Content-Type-Options",
"value": "nosniff"
}
]
},
{
"source": "/api/(.*)",
"headers": [
{
"key": "Cache-Control",
"value": "no-cache, no-store, must-revalidate"
},
{
"key": "Vary",
"value": "Accept-Encoding"
},
{
"key": "X-Content-Type-Options",
"value": "nosniff"
}
]
}
]
}Vercel automatically enables Brotli and GZIP compression for all responses — no configuration is needed to enable compression itself. This config focuses on correct Cache-Control and Vary headers to ensure CDN caching works correctly with compressed responses.
Why Use Our Vercel Edge Compression Config Generator?
Instant Vercel Compression Config Generation
Our Vercel edge compression config generator produces correct Cache-Control and Vary headers for compressed static assets instantly — in vercel.json, next.config.js, or Edge Middleware format. No manual Vercel documentation reading required.
Secure Vercel Edge Compression Config Generator Online
Your configuration choices never leave your device when you use our Vercel edge compression config generator online. All code generation runs entirely in your browser — no server requests, no data retention, 100% private.
Three Output Formats: vercel.json, next.config.js, Edge Middleware
Generate Vercel compression configuration in your preferred format — vercel.json headers for any Vercel project, next.config.js headers() function for Next.js, or middleware.ts Edge Middleware for fine-grained per-request header control.
Vercel Edge Compression Config Generator — No Installation
Generate Vercel compression configuration directly in your browser. No Vercel CLI, no Next.js project required. Our free Vercel edge compression config generator works on any device with a modern browser — no signup, no file size limits.
Common Use Cases for Vercel Edge Compression Config Generator
Next.js App Router Deployment
Configure correct Cache-Control and Vary headers for Next.js App Router static assets deployed to Vercel — ensuring the Edge Network caches separate Brotli and GZIP variants and serves the correct encoding to each client.
Vercel Static Site Deployment
Add compression-aware headers to any static site deployed on Vercel — Vite, Astro, SvelteKit, Remix, or plain HTML. The vercel.json output works for all Vercel-hosted projects regardless of framework.
Core Web Vitals Optimization
Improve LCP and FCP scores by ensuring Vercel's Edge Network correctly caches and serves Brotli-compressed static assets. Correct Vary: Accept-Encoding headers prevent CDN cache poisoning that can cause clients to receive uncompressed responses.
Vercel API Route Headers
Configure no-cache headers for Vercel API routes and Edge Functions to prevent stale compressed responses from being served by the Edge Network — ensuring API clients always receive fresh, correctly compressed responses.
Edge Middleware Header Injection
Use the Edge Middleware output to inject compression-aware headers at the Vercel Edge Network level — before responses reach the client. Useful for adding Vary headers to responses from third-party origins or legacy backends.
Pre-Compressed Asset Deployment
Configure Vercel to serve pre-compressed .br and .gz files alongside originals — eliminating runtime compression overhead for static assets. The generator explains the pre-compression workflow and correct file naming conventions.
Understanding Vercel Edge Compression
How Vercel Handles Compression
vercel.json vs next.config.js vs Edge Middleware
Cache-Control Strategies for Compressed Assets
Pre-Compressed Assets on Vercel
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Frequently Asked Questions About Vercel Edge Compression Config Generator
A Vercel edge compression config generator produces the correct vercel.json, next.config.js, or Edge Middleware configuration for serving compressed static assets with correct Cache-Control and Vary headers on Vercel. Our free Vercel edge compression config generator online runs entirely in your browser with no server upload required.
Yes — Vercel automatically enables Brotli and GZIP compression for all responses at the Edge Network level. No configuration is needed to enable compression itself. This generator focuses on the correct Cache-Control and Vary: Accept-Encoding headers that ensure the Edge Network caches and serves compressed responses correctly.
Yes. All code generation runs entirely in your browser using JavaScript. No configuration data is sent to any server, stored remotely, or transmitted over the network.
Yes — 100% free, forever. No signup, no account, no premium tier, no file size limits, and no ads interrupting your workflow.
The Vary: Accept-Encoding header tells Vercel's Edge Network and downstream CDNs to cache separate response variants for clients that support Brotli, GZIP, or no compression. Without it, the Edge Network may serve a Brotli-compressed response to a client that only supports GZIP, causing a decompression error.
vercel.json headers work for any Vercel-hosted project regardless of framework. next.config.js headers() is specific to Next.js and runs at build time. Edge Middleware (middleware.ts) runs at the Vercel Edge Network on every request, allowing dynamic header injection based on request properties.
Use "immutable" (Cache-Control: public, max-age=31536000, immutable) for fingerprinted static assets like /_next/static/ files — these have content hashes in their filenames so they never change. Use "stale-while-revalidate" for assets that update periodically. Use "no-cache" for API routes and dynamic content.
Deploy .br (Brotli) and .gz (GZIP) files alongside the original files in your Vercel deployment. Vercel automatically detects and serves the pre-compressed variant based on the client's Accept-Encoding header. No additional configuration is needed — Vercel handles content negotiation automatically.
Yes — the vercel.json output works for any Vercel-hosted project: Vite, Astro, SvelteKit, Remix, Nuxt, plain HTML, or any other framework. The next.config.js and Edge Middleware outputs are specific to Next.js projects.