# Quick start
The Lune API makes it very easy to purchase carbon offsets:
- Sign up (opens new window) to Lune
- Validate your email
- Get your API Key (opens new window) from the dashboard
then:
curl https://api.lune.co/v1/orders/by-mass \
-H 'Authorization: Bearer <API_KEY>' \
-H 'Content-Type: application/json' \
-X POST \
-d '{"mass": { "amount": "100.510", "unit": "t"} }'
You've just purchased 100.51 tonnes of Carbon Offsets! 🎉
API Reference →