Create fiat transfer
curl --request POST \
--url https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"receiverAccountId": "c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60",
"currency": "USD",
"amount": 25,
"description": "Invoice settlement",
"idempotencyKey": "3fa85f64-5717-4562-b3fc-2c963f66afa6"
}
'import requests
url = "https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat"
payload = {
"receiverAccountId": "c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60",
"currency": "USD",
"amount": 25,
"description": "Invoice settlement",
"idempotencyKey": "3fa85f64-5717-4562-b3fc-2c963f66afa6"
}
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({
receiverAccountId: 'c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60',
currency: 'USD',
amount: 25,
description: 'Invoice settlement',
idempotencyKey: '3fa85f64-5717-4562-b3fc-2c963f66afa6'
})
};
fetch('https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'receiverAccountId' => 'c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60',
'currency' => 'USD',
'amount' => 25,
'description' => 'Invoice settlement',
'idempotencyKey' => '3fa85f64-5717-4562-b3fc-2c963f66afa6'
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat"
payload := strings.NewReader("{\n \"receiverAccountId\": \"c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60\",\n \"currency\": \"USD\",\n \"amount\": 25,\n \"description\": \"Invoice settlement\",\n \"idempotencyKey\": \"3fa85f64-5717-4562-b3fc-2c963f66afa6\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"receiverAccountId\": \"c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60\",\n \"currency\": \"USD\",\n \"amount\": 25,\n \"description\": \"Invoice settlement\",\n \"idempotencyKey\": \"3fa85f64-5717-4562-b3fc-2c963f66afa6\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"receiverAccountId\": \"c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60\",\n \"currency\": \"USD\",\n \"amount\": 25,\n \"description\": \"Invoice settlement\",\n \"idempotencyKey\": \"3fa85f64-5717-4562-b3fc-2c963f66afa6\"\n}"
response = http.request(request)
puts response.read_body{
"success": true,
"result": {
"id": "a1b2c3d4-e5f6-4789-9abc-def012345678",
"senderAccountId": "b2a1f0e9-8c7d-4e3a-9f21-0a1b2c3d4e5f",
"receiverAccountId": "c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60",
"chain": "BASE",
"asset": "USDC",
"amount": 25,
"fiatOrigin": {
"currency": "USD",
"amount": 25,
"exchangeRate": 1
},
"description": "Invoice settlement",
"idempotencyKey": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
"status": "COMPLETED",
"transactionHash": "0xa1b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1b2",
"createdAt": "2026-01-15T09:30:00Z",
"updatedAt": "2026-01-15T09:30:02Z"
}
}{
"success": false,
"errors": [
{
"code": "invalid-request",
"message": "The request contains invalid parameters."
}
]
}{
"success": false,
"errors": [
{
"code": "unauthenticated",
"message": "Please authenticate to perform this action."
}
]
}{
"success": false,
"errors": [
{
"code": "forbidden",
"message": "You do not have permission to access this resource."
}
]
}{
"success": false,
"errors": [
{
"code": "account-not-found",
"message": "The requested resource was not found."
}
]
}{
"success": false,
"errors": [
{
"code": "invalid-request",
"message": "The request contains invalid parameters."
}
],
"result": {}
}{
"success": false,
"errors": [
{
"code": "internal-error",
"message": "An unexpected error occurred. Please try again later."
}
]
}Transfers
Create a fiat transfer
Send a fiat-denominated transfer between two accounts.
POST
/
accounts
/
{senderAccountId}
/
transfers
/
fiat
Create fiat transfer
curl --request POST \
--url https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"receiverAccountId": "c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60",
"currency": "USD",
"amount": 25,
"description": "Invoice settlement",
"idempotencyKey": "3fa85f64-5717-4562-b3fc-2c963f66afa6"
}
'import requests
url = "https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat"
payload = {
"receiverAccountId": "c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60",
"currency": "USD",
"amount": 25,
"description": "Invoice settlement",
"idempotencyKey": "3fa85f64-5717-4562-b3fc-2c963f66afa6"
}
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({
receiverAccountId: 'c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60',
currency: 'USD',
amount: 25,
description: 'Invoice settlement',
idempotencyKey: '3fa85f64-5717-4562-b3fc-2c963f66afa6'
})
};
fetch('https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'receiverAccountId' => 'c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60',
'currency' => 'USD',
'amount' => 25,
'description' => 'Invoice settlement',
'idempotencyKey' => '3fa85f64-5717-4562-b3fc-2c963f66afa6'
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"strings"
"net/http"
"io"
)
func main() {
url := "https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat"
payload := strings.NewReader("{\n \"receiverAccountId\": \"c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60\",\n \"currency\": \"USD\",\n \"amount\": 25,\n \"description\": \"Invoice settlement\",\n \"idempotencyKey\": \"3fa85f64-5717-4562-b3fc-2c963f66afa6\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.post("https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"receiverAccountId\": \"c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60\",\n \"currency\": \"USD\",\n \"amount\": 25,\n \"description\": \"Invoice settlement\",\n \"idempotencyKey\": \"3fa85f64-5717-4562-b3fc-2c963f66afa6\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.venlyfinance.com/v1/accounts/{senderAccountId}/transfers/fiat")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"receiverAccountId\": \"c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60\",\n \"currency\": \"USD\",\n \"amount\": 25,\n \"description\": \"Invoice settlement\",\n \"idempotencyKey\": \"3fa85f64-5717-4562-b3fc-2c963f66afa6\"\n}"
response = http.request(request)
puts response.read_body{
"success": true,
"result": {
"id": "a1b2c3d4-e5f6-4789-9abc-def012345678",
"senderAccountId": "b2a1f0e9-8c7d-4e3a-9f21-0a1b2c3d4e5f",
"receiverAccountId": "c3b2a1f0-9d8c-4e3a-bf21-1a2b3c4d5e60",
"chain": "BASE",
"asset": "USDC",
"amount": 25,
"fiatOrigin": {
"currency": "USD",
"amount": 25,
"exchangeRate": 1
},
"description": "Invoice settlement",
"idempotencyKey": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
"status": "COMPLETED",
"transactionHash": "0xa1b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1b2",
"createdAt": "2026-01-15T09:30:00Z",
"updatedAt": "2026-01-15T09:30:02Z"
}
}{
"success": false,
"errors": [
{
"code": "invalid-request",
"message": "The request contains invalid parameters."
}
]
}{
"success": false,
"errors": [
{
"code": "unauthenticated",
"message": "Please authenticate to perform this action."
}
]
}{
"success": false,
"errors": [
{
"code": "forbidden",
"message": "You do not have permission to access this resource."
}
]
}{
"success": false,
"errors": [
{
"code": "account-not-found",
"message": "The requested resource was not found."
}
]
}{
"success": false,
"errors": [
{
"code": "invalid-request",
"message": "The request contains invalid parameters."
}
],
"result": {}
}{
"success": false,
"errors": [
{
"code": "internal-error",
"message": "An unexpected error occurred. Please try again later."
}
]
}Transfers a fiat amount from the sender to a receiver (
receiverAccountId or receiverExternalId). The amount settles in the underlying stablecoin; the response includes a fiatOrigin block with the original currency and exchange rate. Send a unique idempotencyKey (safe retries).
Concept guide: Transfers
The sender account must be verified, and (self-custody) its wallet
ACTIVE with an allowance to the orchestration wallet. See Account verification and Approving transfers without gas.Authorizations
OAuth2 client credentials flow. Token endpoints:
Path Parameters
The account ID initiating the transfer
Body
application/json
Fiat currency code (e.g. EUR, USD)
Minimum string length:
1Transfer amount
Unique key to prevent duplicate operations on retry
Minimum string length:
1ID of the receiving account
External ID of the receiving account (alternative to receiverAccountId)
Optional transfer description
Optional merchant reference
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