# API Reference
source: https://developer.mastercard.com/priceless-planet-carbon-tracker/documentation/api-reference/index.md

## Environment Domains {#environment-domains}

* Sandbox
* Production

```Sandbox
https://sandbox.api.mastercard.com/cts
```

```Production
https://api.mastercard.com/cts
```

## APIs {#apis}

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API Specification: `https://static.developer.mastercard.com/content/priceless-planet-carbon-tracker/swagger/carbontracker.yaml`

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