Most trusted
Exchange API

Start & get 0% fees Explore API docs

Years on market

300+

Partners

7m+

Registered users

99.(9)%

Uptime

What We Bring to the Table

1000+ coins across
185+ chains

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

Free integration

No need to pay any fees for your business. The API integration is completely free

Tailor to your needs

Set your exchange limits from $10 to $15M and customize the fee structure

Stay ahead

Add trendy coins before the hype. Plus, we list the assets of your choice upon request

Swift exchanges

15 minutes per completed exchange: maximum efficiency and user satisfaction

We watch over you 24/7

Our technical and user support teams are here to resolve any issues of yours or your users

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

{
 "jsonrpc": "2.0",
 "id": "test",
 "method": "getExchangeAmount",
 "params": {
  "from": "btc",
  "to": "ltc",
  "networkFee": "0.00853595",
  "amountFrom": "0.10000000",
  "amountTo": "85.84127200",
  "max": "6.04773417",
  "maxFrom": "6.04773417",
  "maxTo": "5200.36300000",
  "min": "0.00081297",
  "minFrom": "0.00081297",
  "minTo": "0.69906073",
  "visibleAmount": "86.05641303",
  "rate": "860.5641303000",
  "fee": "0.21514103"
 }
}

Read API guidelines

{
 "jsonrpc": "2.0",
 "id": "test",
 "result": {
  "id": "uzul********97b",
  "type": "float",
  "payinExtraId": null,
  "payoutExtraId": "20*****48",
  "amountExpectedFrom": "0.1",
  "status": "new",
  "currencyFrom": "btc",
  "currencyTo": "ltc",
  "amountExpectedTo": "85.83327840",
  "payinAddress": "bc1qh0d3vvpfn****",
  "payoutAddress": "LLWuorfJ*********",
  "createdAt": 1667222297000000,
  "networkFee": "0.00853541"
 }
}

Read API guidelines

{
 "jsonrpc": "2.0",
 "id": "test",
 "result": {
  "id": "uzul********97b",
  "type": "float",
  "payinExtraId": null,
  "payoutExtraId": "20*****48",
  "amountExpectedFrom": "0.1",
  "status": "new",
  "currencyFrom": "btc",
  "currencyTo": "ltc",
  "amountExpectedTo": "85.83327840",
  "payinAddress": "bc1qh0d3vvpfn****",
  "payoutAddress": "LLWuorfJ*********",
  "createdAt": 1667222297000000,
  "networkFee": "0.00853541"
 }
}

Read API guidelines

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

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 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.