Claude Code (CLI)
Add Trunk's MCP Server to Claude Code
CLI setup
Run the following command to add the MCP server configuration. If you want to only enable it for yourself, use --scope user
instead.
claude mcp add --transport http trunk https://mcp.trunk.io/mcp --scope project
Once completed, reopen Claude Code.
Alternative: Update MCP configuration
Add the following configuration to your project's .mcp.json
file.
{
"mcpServers": {
"trunk": {
"url": "https://mcp.trunk.io/mcp",
"type": "http"
}
}
}
Authentication
After the MCP server was added to Claude Code, users need to authorize to communicate with the server. Follow these steps to complete auth.
Step 1: Start Claude Code CLI
In your terminal, run claude
.
Step 2: Run the mcp command
Claude Code should recognize that auth is required. Run /mcp
to authenticate, select trunk, and hit Enter:

Step 3: Login & authorize
A new webpage will be opened. Log in with your Trunk account and follow the instructions to authorize Claude Code to communicate with the MCP server.
Step 4: Confirm
Follow instructions to get back to Claude Code. A confirmation should be shown:
Authentication successful. Connected to trunk.
With auth completed, Claude Code will be able to fetch the tools exposed by Trunk's MCP server.
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