Cost Lens for GitHub Copilot

Find out what you're actually spending on GitHub Copilot.

Real AI credits, cost and tokens measured from Copilot's own request logs.

See your spend at a glance

A live badge in the status bar keeps your running credit total in view. Hover for the full breakdown.

A dashboard for every scope

Three tabs Global, Workspace, and Session each a clean bento grid of where your tokens and money actually go.

Find your priciest prompts

Every prompt ranked by what it really cost in billed credits. Click any one for the full token breakdown, prompt and reply text, tools used, and a per-call table.

Spend less, automatically

The Session tab surfaces ranked, data-backed tips long chat history, idle tools, high reasoning left on, and which cheaper model would do the same work for less.

✨ What you get

• 📈 Live status-bar badge your credit total, always visible
• 🗂️ Global / Workspace / Session views with token & cost donuts
• 💸 Priciest prompts ranked by real billed credits, click for full detail
• ♻️ Cache & tools breakdowns see what rides on every request
• 💡 Actionable tips including “switch to this model to spend X% less”
• 🔬 Measured, not guessed read from Copilot’s own logs, anchored to billed credits

🚀 Get started

1. Open the Cost Lens view from the activity bar.
2. Click Enable token logging and reload the window.
3. Send a Copilot chat message your real cost appears.

🔒 Private by design

Everything runs locally. The extension only reads logs Copilot writes on your machine and sends nothing anywhere. Prompt and reply text can be redacted with one setting.