puffinOffsetCalculator/README.md

Wren API Tutorial (Node.js)

This example demonstrates how to use the Wren API to:

1. Fetch available offset projects
2. Create a carbon offset order

Setup

1. Install dependencies:

npm install

2. Create a .env file with your Wren API token:

WREN_API_TOKEN=your-token-here

3. Run the example:

npm start

API Documentation

For full API documentation, visit: https://wren.co/api

Features

• Environment variable configuration
• Error handling
• Project listing
• Order creation
• Response parsing

Sample Output

Fetching available offset projects...
Found 3 projects:

- Direct Air Carbon Capture (Iceland)
  Price: $250/ton
  Type: Direct Air Capture

- Coastal Mangrove Restoration (Indonesia)
  Price: $150/ton
  Type: Nature-Based

- Ocean Carbon Removal (Global Oceans)
  Price: $200/ton
  Type: Ocean-Based

Creating offset order for 1 ton of CO2...

Order created successfully!
------------------------
Order ID: ord_123abc
Amount: $200
Status: completed
Portfolio: Standard Portfolio

Portfolio projects:
- Direct Air Carbon Capture
- Coastal Mangrove Restoration