model-usage

Summarize per-model usage costs from CodexBar logs into text or JSON.

Updated Feb 14, 2026
One-click install
npx skills add https://github.com/liutao96/skill --skill model-usage-liutao96
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: model-usage
Source: https://github.com/liutao96/skill/tree/main/model-usage
Command: npx skills add https://github.com/liutao96/skill --skill model-usage-liutao96

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

Automates the summarization of per-model usage costs from CodexBar local cost logs for quick visibility into model-level spending for Codex or Claude.

Core Features & Use Cases

  • Current model cost: reports the most recent daily entry's top-cost model and its total cost.
  • All-models breakdown: aggregates costs by model to compare usage across models.
  • Flexible inputs: accepts a local codexbar cost JSON or reads live CLI output; supports optional date filtering.
  • Output formats: generates human-readable text or machine-parseable JSON for automation.

Quick Start

Run the bundled Python script to summarize per-model CodexBar usage from the local cost logs or a provided cost JSON.

Frequently Asked Questions about model-usage

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I summarize per-model usage costs from CodexBar logs?

You can summarize per-model usage costs from CodexBar logs by running a Python script that identifies costs for Codex and Claude, generating a concise report of the latest daily entries or all models. It supports JSON or text outputs with optional date filtering.

What is the best way to get a current model cost breakdown for Codex and Claude?

To get a current model cost breakdown, use a script that reads the latest daily entry from CodexBar local cost logs to report the top-cost model and its total cost. It aggregates costs by model to compare usage across Codex and Claude.

Do I need Python 3 to parse CodexBar cost output locally?

Yes, you need Python 3 to parse CodexBar cost output locally. The script requires Python 3, the CodexBar CLI, and standard JSON parsing to read from a local JSON payload or live codexbar cost output.

Can I output CodexBar usage data as JSON for automation?

Yes, you can output CodexBar usage data as JSON for automation. The script generates machine-parseable JSON or human-readable text reports from the local cost logs, accepting a local codexbar cost JSON or reading live CLI output.

Does CodexBar usage summarization support date filtering for specific daily entries?

Yes, CodexBar usage summarization supports date filtering for specific daily entries. You can apply optional date filters when summarizing per-model usage costs from the local cost logs for Codex and Claude models.