model-usage

Use CodexBar CLI local cost usage to summarize per-model usage for Codex or Claude, including the current (most recent) model or a full model breakdown. Trigger when asked for model-level usage/cost data from codexbar, or when you need a scriptable per-model summary from codexbar cost JSON.

3.70x

Quality

88%

Does it follow best practices?

Impact

100%

3.70x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

Evaluation results

100%

47%

Identify Current AI Model Usage from Cost Logs

Current model cost reporting from JSON input

Criteria

Without context

With context

Uses model_usage.py script

100%

Uses --input flag

100%

Correct --provider flag

100%

Uses --mode current

100%

Correct current model identified

100%

Total cost reported

100%

Latest day cost reported

100%

Output saved to file

100%

Text output format used

100%

Daily row count present

100%

Without context: $0.2002 · 44s · 9 turns · 14 in / 2,837 out tokens

With context: $0.4540 · 1m 9s · 23 turns · 4,250 in / 4,064 out tokens

100%

93%

Generate a Claude Model Cost Breakdown Report

All-models JSON cost breakdown

Criteria

Without context

With context

Uses model_usage.py script

100%

Uses --mode all

100%

Uses --provider claude

100%

Uses --format json

100%

Uses --pretty flag

100%

Uses --input flag

100%

JSON output has mode: all

100%

JSON output has models array

20%

100%

Models sorted by cost

100%

Output saved to file

100%

Without context: $0.1887 · 44s · 11 turns · 15 in / 2,930 out tokens

With context: $0.4906 · 1m 20s · 24 turns · 606 in / 4,559 out tokens

100%

78%

Check Recent Costs for a Specific Claude Model

Time-windowed usage with model override

Criteria

Without context

With context

Uses model_usage.py script

100%

Uses --input flag

100%

Uses --days flag

100%

Uses --model flag

100%

Uses --provider claude

100%

Uses --mode current

100%

Correct model cost reported

100%

Output saved to sonnet_usage.txt

100%

report.sh contains flags

100%

Does not invoke codexbar binary

100%

Without context: $0.2741 · 1m 9s · 15 turns · 22 in / 4,749 out tokens

With context: $0.3648 · 1m 7s · 18 turns · 596 in / 3,991 out tokens

Repository: trpc-group/trpc-agent-go
Commit: 8763418

Evaluated: 16 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Identify Current AI Model Usage from Cost Logs Generate a Claude Model Cost Breakdown Report Check Recent Costs for a Specific Claude Model

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