How to connect Railway MCP with Cursor

Connect Cursor to Railway MCP. List recent failed railway deployments, redeploy production service on railway, and more using natural language, with authentication handled for you.

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Railway is a deployment platform for building, shipping, and scaling applications with managed infrastructure. It helps teams deploy faster with instant builds, automatic scaling, and simple project operations.

18 Tools

How to integrate Railway MCP with Cursor

Cursor is one of the leading AI-powered code editors. It is built to help developers write, understand, and refactor code faster with AI assistance built directly into the editor.

And in this guide, I will explain the easiest and most secure way to connect your Railway account to Cursor via Composio Connect, so it can list recent failed Railway deployments, redeploy production service on Railway, check Railway project environment variables, and more without ever putting your account credentials at risk.

Also integrate Railway with

Why Composio?

  • 1,000+ SaaS toolkits out of the box. Skip the work of building and maintaining integrations, Composio gives you instant access to a vast catalog of pre-built connectors.
  • One MCP server for every app. Connect any of your applications on demand through a single endpoint, rather than juggling a separate server for each app.
  • Smart, context-aware tool loading. Unlike traditional MCP servers that dump every available tool into the LLM context window, Composio searches for and loads only the tools relevant to the task at hand. A remote CLI workbench lets LLMs compose these tools into workflows for complex automation.

Connect Railway to Cursor

Two ways to install — pick whichever you prefer.

1. Install with one click

Click the button below to add Composio to Cursor.

Install in Cursor

2. Or add manually

Add to your Cursor mcp.json

Open .cursor/mcp.json in your project root (or ~/.cursor/mcp.json for global config) and add the following configuration:

bash
{
  "servers": {
    "composio": {
      "type": "http",
      "url": "https://connect.composio.dev/mcp"
    }
  }
}

3. Authorize

Restart Cursor, then click "Connect" next to Composio in MCP Tools settings.

Cursor MCP Tools settings with Connect button next to Composio

A browser window will open to authorize.

Composio authorization browser window

Connect your Railway account

Back in Cursor, ask the agent to connect to Railway or give it any Railway-related task.

For example, ask it to:

  • "List recent failed Railway deployments"
  • "Redeploy production service on Railway"
  • "Check Railway project environment variables"

It will prompt you to authenticate and authorize access to Railway.

That is it. Composio tools are now available in Cursor, and your Railway account is ready to use.

Conclusion

You have successfully connected Railway to Cursor using Composio Connect. Your agent can now use Railway securely without exposing credentials in prompts or local scripts.

TOOLS

Supported Tools

Every Railway action and event your agent gets out of the box.

Create Plugin

Creates a new plugin in Railway for the specified project.

Delete Variable

Delete a Railway environment variable.

Delete Volume

Permanently delete a persistent volume and all its associated data from Railway.

Delete workspace

Delete a Railway workspace and all data associated with it.

Disconnect Discord account

Disconnects the authenticated user's Railway account from Discord.

Get Deployment Logs

Retrieve runtime logs for a deployment.

Get Environment

Get details of a specific Railway environment by its ID, including service instances and deployment information.

Get GitHub PR Info

Get information for a GitHub pull request associated with a Railway service.

Get User Kickback Earnings

Get the total kickback earnings for the authenticated Railway user.

List API Tokens

Retrieve all API tokens for the authenticated user from Railway.

List Environment Patches

Retrieve all patches for a Railway environment using the GraphQL API.

List GitHub Repos

Retrieve a list of GitHub repositories that Railway has access to.

List GitHub Writable Scopes

Retrieve the list of GitHub scopes the user has installed the installation to.

List Integration Auths

Retrieve all integration auths for the authenticated user from Railway.

List Notification Deliveries

Retrieve notification deliveries for the authenticated user.

List Railway Trusted Domains

Fetch all trusted domains for the authenticated Railway workspace.

Update Project

Update project settings and configuration on Railway.

Update Service Instance

Update build/deploy settings for a service in a specific environment on Railway.

FAQ

Frequently asked questions

With a standalone Railway MCP server, the agents and LLMs can only access a fixed set of Railway tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Railway and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Cursor fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Railway tools.

Yes, absolutely. You can configure which Railway scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Railway data and credentials are handled as safely as possible.

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