Tracing Claude Code
Recently, I wrote a tool to trace Claude Code. Why? Because the it is very opaque to me: I can’t tell how or why it makes certain decisions (tool calls, edits, thinking, etc.). From the outside, everything happens behind a spinner: All you see between your prompt and the answer. Unfortunately, Claude Code usually doesn’t show you the reasoning trace or the actions that happen between the user turn and the assistant turn. So I wrote a small tool to understand it better: ZeroTrace, a searchable ledger of every turn, tool call, and harness event across all your sessions. ...