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Free Claude Code Cost Analyzer

Upload your Claude Code session files and instantly see where your tokens go. No account needed. Nothing leaves your browser.

Upload session files

Find your files at ~/.claude/projects/ - drag JSONL files here or click to browse.

Drop .jsonl files here

or click to select files

Can't find the .claude folder?

macOS Finder: press ⌘ ⇧ . to toggle hidden files
Windows Explorer: View → Show → Hidden items
Linux file managers: press Ctrl H
Terminal: open ~/.claude/projects/ (mac) or ls ~/.claude/projects/

Total tokens

$0.00

API-equivalent cost

Cache miss rate

Sessions analyzed

On Claude Max or Pro? You didn't actually pay this. The number shows what your usage would cost at pay-as-you-go API rates — i.e. how much value you're extracting from your subscription. On API billing, this is your real spend.

Token usage by model

Daily usage

Waste detection

Usage History

No saved analyses yet. Upload files above — each analysis is automatically saved to your browser.

Budget Tracker

Monthly budget:

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Free Claude Code Cost Analyzer

Upload session files

Token usage by model

Daily usage

Waste detection

Usage History

Cost trend (API-equivalent)

Budget Tracker

Per-File Breakdown

Compare Analyses

Usage Timeline

Model Cost Optimizer

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