Pre order

POST /papi/v1/ramp/connect/buy/pre-order

Request Body

Field	Type	Mandatory	Remarks
externalOrderId	string	Yes	The unique order id from the partner side. Supports only letters and numbers.
fiatCurrency	string	No	Fiat currency. If you don't want to specify it or cannot specify it, you can leave it null and Binance Pay Onchain will automatically select/recommend a default fiat currency.
cryptoCurrency	string	No	Crypto currency. If you don't want to specify it or cannot specify it, you can leave it null and Binance Pay Onchain will automatically select/recommend a default crypto currency. (But for SEND_PRIMARY it's mandatory)
amountType	int	Yes	Specify whether the requested amount is in fiat:1 or crypto:2
requestedAmount	string	No	Requested amount. Fraction is 8
payMethodCode	string	No	The payment method code is from payment method list API. If you don't want to specify it or cannot specify it, you can leave it null and Binance Pay Onchain will automatically select/recommend a default payment method.
payMethodSubCode	string	No	The payment method subcode is from payment method list API. If you don't want to specify it or cannot specify it, you can leave it null and Binance Pay Onchain will automatically select/recommend a default payment method.
network	string	Yes	crypto network
address	string	Yes	wallet address
memo	string	No	If blockchain required
redirectUrl	string	No	The redirectUrl is for redirecting to your website if order is completed
failRedirectUrl	string	No	The redirectUrl is for redirecting to your website if order is failed
redirectDeepLink	string	No	The redirectDeepLink is for redirecting to your APP if order is completed
failRedirectDeepLink	string	No	The failRedirectDeepLink is for redirecting to your APP if order is failed
clientIp	string	No	The original client IP
clientType	string	No	The original client type: web/mobile
customization	object	No	Customization settings for the current order. Please refer to "Customization".
contractAddress	string	No	Crypto contract address. required if buying a token that is not listed on Binance spot
gtrTemplateCode	string	No	GTR (Global travel rule) template code. When users need to submit GTR questionnaire, this field can be used to specify the corresponding template answers for pre-filling the questionnaire form.
affiliateCode	string	No	The Binance referral code that you can use to earn revenue share from registered users. Note: this feature is disabled by default. Please contact us for more detail.

Response Body

Field	Type	Remarks
link	string	The landing page link of Binance Pay Onchain. For information on how to use it, please refer to "Landing page and redirection".
linkExpireTime	timestamp	The expiration time of link

Example 1

Request Parameters:

{
  "externalOrderId": "946972922319",
  "fiatCurrency": "EUR",
  "cryptoCurrency": "USDT",
  "amountType": 1,
  "requestedAmount": "100",
  "payMethodCode": "BUY_P2P",
  "payMethodSubCode": "BANK",
  "network": "ETH",
  "address": "0xbb4CdB9CBd3AB01bD10BaEBF2De08d9173bc095c",
  "redirectUrl": "https://test.examplepartner.com/buy/home",
  "failRedirectUrl": "https://test.examplepartner.com/buy/order/failure",
  "redirectDeepLink": "examplepartner://buy/home",
  "failRedirectDeepLink": "examplepartner://buy/order/failure",
  "clientIp": "154.55.51.218",
  "customization": {
    "SKIP_CASHIER": false,
    "AUTO_REDIRECTION": true
  }
}

Response:

{
  "success": true,
  "code": "000000",
  "message": "success",
  "data": {
    "link": "https://app.binance.com/uni-qr/qccnt?amount=800&channel=card&cryptoCurrency=USDT&externalOrderId=676972925203314539&fiatCurrency=EUR&merchantCode=example-partner&paymentMethodCode=BUY_CARD&sign=a6fdb970954b3407e63c2518307bd42b8b1de3fb128914a9f5b926077efcec5f&utm_campaign=connect_open_api&utm_source=test",
    "linkExpireTime": 1742222863560
  }
}

Example 2

Request Parameters:

{
  "externalOrderId": "599518801876",
  "contractAddress": "0x09f4eBB8567ea0e969f10799CA678F9A172DC2Bb",
  "fiatCurrency": "EUR",
  "fiatAmount": "150",
  "address": "0x41B2E5C72cZB21fB69de8243244AF6F124b2673a",
  "network": "BSC",
  "gtrTemplateCode": "TRAVEL_001",
  "affiliateCode": "test"
}

Response:

{
  "code": "000000",
  "message": "success",
  "data": {
    "link": "https://app.binance.com/uni-qr/ccnt?amount=150&baseCurrency=EUR&channel&cryptoCurrency=USDT&externalOrderId=599518801876&fiatCurrency=EUR&merchantCode=example-partner&paymentMethodCode&registerChannel=example-partner&sign=dd0a9e3e646d2ce3910d64811a9db46535d756a20650d56e190793a94d03727b&type=1&utm_campaign=connect_open_api&utm_source=test",
    "linkExpireTime": 1747128070729
  },
  "success": true
}

Example - lock crypto amount & NET_RECEIVE

Request Parameters:

{
  "externalOrderId": "946972922319",
  "fiatCurrency": "EUR",
  "cryptoCurrency": "USDT",
  "amountType": 2,
  "requestedAmount": "200",
  "payMethodCode": "BUY_CARD",
  "payMethodSubCode": "card",
  "network": "BSC",
  "address": "0xbb4CdB9CBd3AB01bD10BaEBF2De08d9173bc095c",
  "redirectUrl": "https://test.examplepartner.com/buy/home",
  "failRedirectUrl": "https://test.examplepartner.com/buy/order/failure",
  "redirectDeepLink": "examplepartner://buy/home",
  "failRedirectDeepLink": "examplepartner://buy/order/failure",
  "clientIp": "154.55.51.218",
  "customization": {
    "LOCK_ORDER_ATTRIBUTES": [
      6
    ],
    "SEND_PRIMARY": true,
    "NET_RECEIVE": true
  }
}

Response:

{
  "success": true,
  "code": "000000",
  "message": "success",
  "data": {
    "link": "https://app.binance.com/uni-qr/qccnt?amount=800&channel=card&cryptoCurrency=USDT&externalOrderId=676972925203314539&fiatCurrency=EUR&merchantCode=example-partner&paymentMethodCode=BUY_CARD&sign=a6fdb970954b3407e63c2518307bd42b8b1de3fb128914a9f5b926077efcec5f&utm_campaign=connect_open_api&utm_source=test",
    "linkExpireTime": 1742222863560
  }
}