Chrome Performance Trace Analyzer

Analyze Chrome DevTools Performance trace JSON exports to answer questions about network requests, timing, and performance bottlenecks.

Workflow

1. User uploads a Chrome Performance trace (.json) to the Working Folder
2. Use trace_summary to get an overview of the trace
3. Use specific tools to investigate:
   • trace_network - All network requests
   • trace_network_window - Network requests in a time range
   • trace_long_tasks - Main thread blocking tasks
   • trace_slowest - Slowest events overall
   • trace_filter - Custom filtering

Common Questions