terraform

Terraform Registry MCP Server

A Model Context Protocol (MCP) server that provides tools for interacting with the Terraform Registry API. This server enables AI agents to query provider information, resource details, and module metadata.

Installation

Installing in Cursor

To install and use this MCP server in Cursor:

1. In Cursor, open Settings (⌘+,) and navigate to the "MCP" tab.

2. Click "+ Add new MCP server."

3. Enter the following:

   • Name: terraform-registry
   • Type: command
   • Command: npx -y terraform-mcp-server

4. Click "Add" then scroll to the server and click "Disabled" to enable the server.

5. Restart Cursor, if needed, to ensure the MCP server is properly loaded.

Installing in Claude Desktop

To install and use this MCP server in Claude Desktop:

1. In Claude Desktop, open Settings (⌘+,) and navigate to the "Developer" tab.

2. Click "Edit Config" at the bottom of the window.

3. Edit the file (~/Library/Application Support/Claude/claude_desktop_config.json) to add the following code, then Save the file.

{
  "mcpServers": {
    "terraform-registry": {
      "command": "npx",
      "args": ["-y", "terraform-mcp-server"]
    }
  }
}

4. Restart Claude Desktop to ensure the MCP server is properly loaded.

Tools

The following tools are available in this MCP server:

Core Registry Tools

Terraform Cloud Tools

These tools require a Terraform Cloud API token (TFC_TOKEN):

Prompts

The following prompts are available for generating contextual responses:

Running the Server

The server runs using stdio transport for MCP communication:

npm install
npm start

Configuration with Environment Variables

The server can be configured using environment variables:

Example usage with environment variables:

# Set environment variables
export LOG_LEVEL="debug"
export REQUEST_TIMEOUT_MS="15000"
export TFC_TOKEN="your-terraform-cloud-token"

# Run the server
npm start

Testing

See the TESTS.md file for information about testing this project.