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Getting started

The following methods are used to empower your service with Changelly features for buying and selling crypto. You can request more features by contacting our development team. Changelly Fiat API is a white-label solution.

note

Kindly note that Changelly Fiat API aggregates purchase offers from On-Ramp and Off-Ramp providers, giving the option to compare current rates and limits for buying crypto assets.

We recommend you learn our Quick Start guide before using Changelly Fiat API.

Quick Start guide​

1. Registration​

  1. Register on the Changelly website if you don't have an account yet.
  2. Write your manager to get the API keys. Indicate the email that you used for registration on the Changelly website. Also, you can fill out the request form here if our manager hasn't responded yet.

2. Integration​

Follow our Integration guide or use the Software Development Kit (SDK) to integrate Fiat API correctly.

3. Set up webhooks​

To receive notifications about real-time updates on transaction statuses, we recommend you set up webhooks. Check our Webhooks guide to learn more details.

4. Check supported providers​

You can check whether a provider is available with two methods:

5. Check country availability​

Pay attention that you must use only available countries. To check whether a necessary country is available, use the /v1/available-countries method.

6. Check currency availability​

To check supported crypto and fiat currencies, use the /v1/currencies method.

7. Learn use cases​

To see examples of Fiat API usage, learn our On-Ramp or Off-Ramp use case documentation.

8. Any questions?​

If you have questions about integration or Fiat API usage, check our FAQ or write your manager for help with the complicated ones.