Claude AI Cost Tracker

Track your Claude Code AI costs in real-time directly in VS Code. Monitor daily and weekly spending, analyze model usage, and set cost alerts.

Free v0.16.0 MIT License
Install from Marketplace

Full visibility into your AI spend

Real-Time Cost Tracking

Monitor today's costs and token usage in real-time.

Daily Breakdown

See daily costs with hourly detail and 7-day comparison.

Weekly Breakdown

Track weekly costs with customizable week start day.

Model Analytics

Analyze costs by Claude model — Haiku, Sonnet, Opus.

Project & Skills Tracking

View costs by project and Claude skills/tools used.

Smart Alerts

Set daily/weekly spending thresholds with color-coded warnings.

5-Tab Dashboard

Live Usage, Daily, Weekly, Models, Projects, and Skills tabs.

Token Breakdown

Input, output, cache read, and cache creation tokens separately.

Sidebar Integration

Quick view of today's, weekly, and all-time spend.

Status Bar

Cycle through daily/weekly/monthly/all-time views.

Impact Analysis

ROI, time saved, success rates from Claude's /insights data.

Auto-Refresh

Configurable polling with live countdown in the sidebar.

Automatic cost tracking from local data

Reads Claude Session Files

Parses ~/.claude/projects/*.jsonl session files created by Claude Code.

Calculates Costs

Multiplies token counts by official Anthropic pricing — input, output, cache read, and cache write.

Aggregates by Period

Groups costs by hour, day, week, and month for analysis.

Displays in VS Code

Shows data in sidebar, status bar, and a multi-tab dashboard with charts.

Accurate pricing for every model

ModelInputOutputCache ReadCache Write
Claude 3.5 Haiku$1/M$5/M$0.10/M$1.25/M
Claude 3.5 Sonnet$3/M$15/M$0.30/M$3.75/M
Claude Opus 4.6$5/M$25/M$0.50/M$6.25/M

Custom pricing overrides supported via aiUsageCost.customModelPricing setting.

Customize to your needs

SettingDefaultDescription
dailyAlertThreshold10Daily spending alert threshold in USD
weeklyAlertThreshold50Weekly spending alert threshold in USD
weekStartDaymondayFirst day of the week for weekly breakdown
pollIntervalMinutes5Auto-refresh interval in minutes
showInsightsAnalysisfalseEnable Impact Analysis sidebar
developerHourlyRate50Developer hourly rate for ROI calculation
billingTypeapiapi (pay-per-token) or max (subscription)

Stop guessing your Claude costs

View the source code on GitHub or browse more tools in the garden.