Most trusted crypto

Most trusted Crypto

Exchange API
Explore API docs
10Years on the crypto market
600+Partners
10m+Registered users
99.(9)%Uptime
Recognized as a market leader
top instant exchange 2025outstanding financial technology provider#1 financial api provideroutstanding exchange api provider

What We Bring to the Table

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1000+ cryptos across
185+ blockchains

Get access to over 500,000 unique pairs at competitive rates

Calculate Your Profit

Adjust the additional fees to make exchanges more profitable for your business

Your turnover

60 BTC

Additional fee

2.5 %

You earn

≈ 1.50000 BTC

How the API Works

See our API in action. Implementation typically takes around 3 days

1. Choose a pair
2. Enter wallet address
3. Send funds
1. Choose a pair
2. Enter wallet address
3. Send funds

First-hand Experience

Excited to work with Changelly Team

We are very excited to make Changelly available to our users, and it's such a pleasure to work with the Changelly team. They are professional and dedicated to our coopiration.

Changelly API Delivers Outstanding Reach

One of the great benefits of integrating Changelly API is the marketing potential it brings. The 2024 St. Valentine’s Day collaboration between Changelly and Tangem reached 1.18 million people, generating high engagement and positive community feedback. This campaign successfully increased awareness of both brands and their unique offerings, which is crucial for community building and long-term business goals.

Changelly Is Where Security Meets User Satisfaction

Since partnering with Changelly in 2018, we've seen a 30% rise in user engagement and a 25% growth in transaction volume, all while maintaining excellent wallet safety. Integrating Changelly API has significantly enhanced our user experience by blending security with convenience — proving you don't have to choose between the two.

Skilled Team, Smooth Integration

Working with Changelly API has been both easy and beneficial to us. The integration has allowed us to meet our users' needs for seamless in-wallet crypto swaps. As a result, in 2023, we completed over 2,500 exchanges, generating more than $10,000 in revenue. Also, the team at Changelly is top-notch and always ready to help, so our experience has been awesome.

Try for Yourself

Make smart decisions with our smart solution. Fill out the form to request your API keys and contact our sales team

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A Foolproof Option: Widget

Discover an alternative way to integrate exchanges into your platform with our widget. Perfect for those without developers, it offers easy iframe embedding and can be integrated within a day

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Our Superpowers

Boost the API with more products to make your business soar to new heights

Explore API docs

Fiat-on-ramp

for business

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Top Onramp Providers

API or iframe integration

Fast and Free set-up

150+ Fiat Currencies

We do not store your funds

Flexible processing fees

Crypto

Exchange API

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More than 1000 crypto assets

Free integration

Flexible commissions

15 minutes per completed exchange

24/7 Support

Custom Crypto

Checkouts

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Global reach

Custom Crypto Checkouts

Tiny and flexible processing fees

200+ Cryptocurrencies

Fast and Free set-up

Any Questions?
Let’s discuss them

The integration of the Changelly crypto exchange API typically takes around 5 days.

Here are the steps you need to take before you integrate our crypto trading API:

  1. Create an Account: Sign up on Changelly or log in if you already have an account.
  2. Request API Keys: Send your account email, a brief description of your project, and a link to your project to pro@changelly.com.
  3. Receive API Documentation: Access comprehensive API documentation that will guide you through the process.
  4. Integrate our crypto API: Use the provided REST API or WebSocket API endpoints to connect your wallet to Changelly and gain access to real-time market data and historical market data.
  5. Test the Integration: Ensure the integration went well by running tests and verifying that all functionalities, including access to real-time and historical data, work as expected.
  6. Go Live: Once testing is complete, you can start processing transactions, accessing real-time market data, and utilizing historical data.

Let's talk

We’re ready to discuss your questions and conditions

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