Get your free authorization key (ie, Bearer token) and immediately access our entire API set.
Create your account
Get your API token and start using the CarbonSutra Playground.
100 free API requests
Your API token will be sent to your email.
Already have an API token? Open Playground
Developer Playground
Start building with CarbonSutra
Explore the APIs, test real requests, and understand the response structure before integrating CarbonSutra into your application.
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100 free API requests
Explore the API without any upfront commitment and test carbon-emission calculations.
02
Personal API token
Receive a unique authorization token securely by email after registration.
03
Instant access
Once your token arrives, you can start making authenticated API requests immediately.
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Developer-friendly APIs
Test endpoints covering travel, vehicles, hotels, fuel, electricity, freight, and more.
Getting started
From registration to your first API request in three simple steps.
STEP 01
Register your email
Enter your email address above to create your Playground account.
STEP 02
Receive your token
We'll send your unique Playground API token to your registered email address.
STEP 03
Open the Playground
Use your token to authenticate requests and start exploring the APIs.
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Keep your token secure
Your API token provides access to your Playground usage allowance. Treat it like a password and keep it private.
Never share your token publicly, commit it to source control, or include it directly in client-side application code.
Ready to build?
Explore your first API request
Your Playground token is all you need to start testing CarbonSutra APIs and exploring carbon-emission calculations.