Server
Authentication
The Trace0 MCP server uses OAuth for authentication. Simply add the server URL (shown above) to your MCP client, and you’ll be redirected to your browser to sign in to your Trace0 account and authorize access. Detailed setup instructions for popular MCP clients are provided below.- Claude Code
- Claude Desktop
- Cursor
- VSCode
- Windsurf
1
Add the server
Run the After adding,
add command with Trace0’s MCP server URL:claude mcp list shows the server with ! Needs authentication. That’s expected: the next step completes the sign-in.2
Authenticate in your browser
Start a Claude Code session and open the MCP panel:Select
trace0 from the list, press Enter, and choose Authenticate. Your browser opens to Trace0’s sign-in page. Approve the connection there.Back in Claude Code, the server’s status changes to connected. If sign-in fails or the browser doesn’t open, see this Troubleshooting guide.3
Use the server
Ask Claude something that needs Trace0, like
Show me all failed requests in the last 30 minutes and summarise the most common errors.Tools
The Trace0 MCP server provides the following tools for querying your environments, services, transactions, logs, metrics, and alerts:Fair Use Limits
The Trace0 MCP server comes with the following fair-use limits:- 50,000 monthly tool calls