Back in February 2026, I wrote two posts about how I am tracking Codex CLI and Claude Code token usage. During that time, I used both CLI agent tools for work and personal projects. Both posts used a tool called ccusage and its variant (at that time), @ccusage/codex. ccusage is created by ryoppippi and is a popular command-line tool to analyze coding agent token usage and costs from local data that lives in your Claude or Codex sessions. It also support other CLI agents and its latest version...

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