MCP Tracker

MCP Tracker is an admin-only WordPress plugin that helps administrators monitor and understand MCP (Model Context Protocol) related REST API requests made to their WordPress site.

Features

• Automatic Detection: Automatically detects MCP requests by identifying the Mcp-Session-Id header
• Comprehensive Logging: Records request details including route, method, headers, and response data
• User Tracking: Shows which WordPress user triggered each request (or identifies guest requests)
• Advanced Filtering: Filter requests by date range, tool name, and user
• Detailed View: View complete request headers and response bodies in formatted JSON
• Privacy Focused: All data stays on your server – no external transmission
• Performance Optimized: Minimal impact on site performance with efficient database queries

Use Cases

• Monitor MCP tool usage on your WordPress site
• Debug MCP integration issues
• Understand which tools are being called and when
• Track API response patterns
• Audit MCP-related activity

Technical Details

• Uses WordPress REST API hooks for non-intrusive logging
• Custom database table with proper indexing
• Secure admin-only access with capability checks
• Nonce verification for all admin actions
• Prepared SQL statements for security
• Self-healing database table creation