# Cross-link map: System environment variables (/docs/environment-variables/system-environment-variables)

> 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

- [Deploying GitLab Projects with Vercel](https://vercel.com/docs/git/vercel-for-gitlab) — ​Vercel for GitLab automatically deploys your GitLab projects with Vercel, providing Preview Deployment URLs, and automa
- [Deploying Bitbucket Projects with Vercel](https://vercel.com/docs/git/vercel-for-bitbucket) — ​Vercel for Bitbucket automatically deploys your Bitbucket projects with Vercel, providing Preview Deployment URLs, and
- [Framework environment variables](https://vercel.com/docs/environment-variables/framework-environment-variables) — Framework environment variables are automatically populated by the Vercel, based on your project's framework.
- [Project settings](https://vercel.com/docs/project-configuration/project-settings) — Use the project settings, to configure custom domains, environment variables, Git, integrations, deployment protection,
- [Git Configuration](https://vercel.com/docs/project-configuration/git-configuration) — Learn how to configure Git for your project through vercel.json or vercel.ts.

## Prerequisites

- [Environment Variables](https://vercel.com/docs/agent-resources/vercel-mcp/tools/environment-variables) — Vercel MCP tools for environment variables.

## This page links to (1)

- [Skew Protection](https://vercel.com/docs/skew-protection) — Learn how Vercel's Skew Protection ensures that the client and server stay in sync for any particular deployment.

## Pages that link here (28)

By site: vercel-kb (8) · vercel-docs (20)

### From vercel-kb

- [Are Vercel Preview Deployments indexed by search engines?](https://vercel.com/kb/guide/are-vercel-preview-deployment-indexed-by-search-engines) — Vercel Preview Deployments aren't indexed by default. Learn how the noindex header works, how to confirm it, and the cus
- [How to deploy a Shopify App to Vercel](https://vercel.com/kb/guide/deploy-shopify-app-to-vercel) — Deploy the official Shopify CLI React Router app template to Vercel with the @vercel/react-router preset and Postgres se
- [Conditional Build Commands: Environment, Branch, and Custom Workflows](https://vercel.com/kb/guide/dynamic-build-commands) — Run a different Vercel build command for each environment or Git branch using a shell script, vercel.json, or vercel.ts,
- [Deploy to Vercel with Self-Hosted Git Pipelines \\(GitLab & Bitbucket\\)](https://vercel.com/kb/guide/how-can-i-use-gitlab-pipelines-with-vercel) — Learn how to use GitLab Pipelines to deploy to Vercel including support for self-managed GitLab.
- [How to add and manage environment variables on Vercel](https://vercel.com/kb/guide/how-to-add-vercel-environment-variables) — Add environment variables to Vercel through the dashboard, CLI, or REST API, scope them to each environment, and pull th
- [How to deploy a Saleor storefront on Vercel](https://vercel.com/kb/guide/how-to-deploy-a-saleor-storefront-on-vercel) — Deploy Saleor's Paper storefront template on Vercel, including environment variables, GraphQL caching, checkout, and pro
- [How to enable CORS on Vercel](https://vercel.com/kb/guide/how-to-enable-cors) — Learn how to enable CORS on Vercel with vercel.json, Routing Middleware, framework config, and route handlers, plus how
- [Troubleshooting Cross-Origin Errors \\(net::ERR_BLOCKED_BY_ORB\\) with Deployment Protection](https://vercel.com/kb/guide/troubleshooting-cross-origin-errors-neterr-blocked-by-orb-with-deployment-protection) — Learn to resolve \\`net::ERR_BLOCKED_BY_ORB\\` errors on protected Vercel deployments. This guide explains how cross-origi

### From vercel-docs

- [Vercel Primitives](https://vercel.com/docs/build-output-api/primitives) — Learn about the Vercel platform primitives and how they work together to create a Vercel Deployment.
- [vercel deploy](https://vercel.com/docs/cli/deploy) — Learn how to deploy your Vercel projects using the vercel deploy CLI command.
- [MCP Events](https://vercel.com/docs/connect/mcp-events) — Use MCP events with Vercel Connect to react to changes, receive verified webhook deliveries, and manage subscription lif
- [Deployment Protection on Vercel](https://vercel.com/docs/deployment-protection) — Learn how to control access to your Vercel project's preview and production URLs with Deployment Protection. Configure p
- [Automated & Agent Access](https://vercel.com/docs/deployment-protection/automated-agent-access) — Grant AI agents, CI/CD pipelines, MCP servers, and testing tools access to Vercel deployments that have Deployment Prote
- [Protection Bypass for Automation](https://vercel.com/docs/deployment-protection/methods-to-bypass-deployment-protection/protection-bypass-automation) — Learn how to bypass Vercel Deployment Protection for automated tooling \\(e.g. E2E testing\\).
- [Entities](https://vercel.com/docs/flags/vercel-flags/dashboard/entities) — Define entities and their attributes for precise feature flag targeting.
- [Vite on Vercel](https://vercel.com/docs/frameworks/frontend/vite) — Deploy Vite projects to Vercel and configure environment variables, Vercel Functions, server-side rendering, and SPA rew
- [SvelteKit on Vercel](https://vercel.com/docs/frameworks/full-stack/sveltekit) — Deploy SvelteKit applications to Vercel and configure the adapter, rendering, streaming, ISR, analytics, and Routing Mid
- [Vite + Nitro on Vercel](https://vercel.com/docs/frameworks/full-stack/vite-with-nitro) — Add a backend to any Vite app with Nitro and deploy to Vercel with zero configuration.
- [@vercel/functions API Reference \\(Node.js\\)](https://vercel.com/docs/functions/functions-api-reference/vercel-functions-package) — Learn about available APIs when working with Vercel Functions.
- [vercel.functions API Reference \\(Python\\)](https://vercel.com/docs/functions/functions-api-reference/vercel-sdk-python) — Learn about available APIs when working with Vercel Functions in Python.
- [Deploying Bitbucket Projects with Vercel](https://vercel.com/docs/git/vercel-for-bitbucket) — ​Vercel for Bitbucket automatically deploys your Bitbucket projects with Vercel, providing Preview Deployment URLs, and
- [Deploying GitHub Projects with Vercel](https://vercel.com/docs/git/vercel-for-github) — Vercel for GitHub automatically deploys your GitHub projects with Vercel, providing Preview Deployment URLs, and automat
- [Deploying GitLab Projects with Vercel](https://vercel.com/docs/git/vercel-for-gitlab) — ​Vercel for GitLab automatically deploys your GitLab projects with Vercel, providing Preview Deployment URLs, and automa
- [Limits](https://vercel.com/docs/limits) — Look up account limits, usage summaries, rate limits, and resource constraints for every Vercel plan.
- [Project settings](https://vercel.com/docs/project-configuration/project-settings) — Use the project settings, to configure custom domains, environment variables, Git, integrations, deployment protection,
- [Skew Protection](https://vercel.com/docs/skew-protection) — Learn how Vercel's Skew Protection ensures that the client and server stay in sync for any particular deployment.
- [Client Uploads with Vercel Blob](https://vercel.com/docs/vercel-blob/client-upload) — Learn how to upload files larger than 4.5 MB directly from the browser to Vercel Blob
- [Rate Limiting SDK](https://vercel.com/docs/vercel-firewall/vercel-waf/rate-limiting-sdk) — Learn how to configure a custom rule with rate limit in your code.