Creating a Transfer
This endpoint is the starting point for initializing all Wyre transfers - moving and/or exchanging currency or tokens.
After you create the transfer it will be in an UNCONFIRMED
state. You will have a limited window of time to review the transfer and confirm it before the quote expires. This window depends on the exact currency pair being exchanged, and the expiresAt
attribute indicates the expiry time (epoch timestamp in milliseconds), based on this window. If the transfer expires you'll have to reissue the transfer request and confirm the new transfer.
You may also instead automatically confirm the transfer by supply autoConfirm=true
to skip the followup price confirmation.
Constructing the Transfer Request
The Transfer API offers flexibility in the intents that it accepts. There are three primary constructs that together create this functionality:
Source and destination
The source
of the transfer is the system from which funds are being pulled, while the dest
is, somewhat unsurprisingly, the final destination of the funds. These parameters are SRNs and can be different types - accounts, payment methods, wallets, or blockchain addresses.
Eligibility varies across these types as well as between specific instances for usage as source or destination. e.g. a bitcoin address may be used (currently) only as a destination, while some payment methods may be able to be used for either source or destination.
Movement VS Exchange
The API offers two paramters, sourceCurrency
and destCurrency
, which collectively control the exchange behavior of the transfer.
If only sourceCurrency
is supplied, or both are supplied and are identical, the transfer will perform no exchange and the currency will remain in its original form.
If the two are different, then an exchange is performed to convert the sourceCurrency
taken from the source to the destCurrency
.
Totals
There are three common ways to express the numeric totals involved in your Transfer:
Amount of money to process
You indicate the amount to move or convert. Fees are added on top of your indicated subtotal, and the resulting final total is withdrawn/requested from the source.
In this case, specify only sourceAmount
, and amountIncludesFees
will default to false.
Total to withdraw
You want to indicate the total amount that will be withdrawn/requested from the source, inclusive of fees.
In this case, specify sourceAmount
and also specify amountIncludesFees=true
.
Total to arrive
You want to indicate the total amount that will hit the destination. The system will compensate in fees and exchange rate to accomplish it.
In this case, specify only destAmount
, and amountIncludesFees
will default to false.
Transfer Fields
Field
Description
exchangeRate
The quoted exchange rate for the transfer expressed as a multiplier, such that:
sourceAmount * exchangeRate = destAmount
This rate may vary on shallow markets
totalFees
The total fees will always be represented in the source currency. To convert totalFees
to the destination currency, multiply it by the exchange rate. Note that this object includes all Wyre fees and miner fees if applicable.
sourceAmount
the total amount of funds, incl. fees, used in processing this transfer
destAmount
the total amount of funds that should be received by the destination
Create Transfer
POST
https://api.sendwyre.com/v3/transfers
Request Body
source
string
An SRN representing an account that the funds will be retrieved from
sourceAmount
String
The amount to withdrawal from the source, in units of sourceCurrency
. Only include sourceAmount
OR destAmount
, not both.
sourceCurrency
string
The currency (ISO 3166-1 alpha-3) to withdrawal from the source wallet
dest
string
An email address, cellphone number, digital currency address or bank account to send the digital currency to. For bitcoin address use "bitcoin:[address]". Note: cellphone numbers are assumed to be a US number, for international numbers include a '+' and the country code as the prefix.
destAmount
String
Specifies the total amount of currency to deposit (as defined in depositCurrency)
. Only include sourceAmount
OR destAmount
, not both.
destCurrency
string
The currency (ISO 3166-1 alpha-3) to deposit. if not provided, the deposit will be the same as the withdrawal currency (no exchange performed)
message
string
A user-visible message to be sent with the transaction.
notifyUrl
string
An optional URL that Wyre will POST
a status callback
autoConfirm
boolean
automatically confirm the transfer order.
customId
string
An optional custom ID to tag the transfer
amountIncludesFees
boolean
When true, the amount indicated (source or dest) will be treated as already including the fees
preview
boolean
creates a quote transfer object, but does not execute a real transfer.
muteMessages
boolean
When true, disables outbound emails/messages to the destination
Examples
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