model-usage

Installation
Summary

Per-model cost summaries from CodexBar CLI logs for Codex or Claude providers.

  • Supports two summary modes: "current" (most recent daily model with highest cost) and "all" (full model breakdown across all logged days)
  • Accepts input via live CodexBar CLI invocation, JSON file, or stdin; outputs as plain text or formatted JSON
  • Requires CodexBar CLI installed locally (macOS only via Homebrew; Linux support pending)
  • Falls back to last entry in modelsUsed when model breakdowns are unavailable; override with --model flag for specific model queries
SKILL.md

Model usage

Overview

Get per-model usage cost from CodexBar's local cost logs. Supports "current model" (most recent daily entry) or "all models" summaries for Codex or Claude.

TODO: add Linux CLI support guidance once CodexBar CLI install path is documented for Linux.

Quick start

  1. Fetch cost JSON via CodexBar CLI or pass a JSON file.
  2. Use the bundled script to summarize by model.
python {baseDir}/scripts/model_usage.py --provider codex --mode current
python {baseDir}/scripts/model_usage.py --provider codex --mode all
python {baseDir}/scripts/model_usage.py --provider claude --mode all --format json --pretty
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Installs
1.4K
GitHub Stars
371.6K
First Seen
Jan 24, 2026