Accounts
Create Account
Create a bank account for an entity whose onboarding status has succeeded
POST
/
banking
/
accounts
Create Account (Banking Connectivity)
curl --request POST \
--url https://api-sandbox.y.uno/v1/banking/accounts \
--header 'Content-Type: application/json' \
--header 'private-secret-key: <api-key>' \
--header 'public-api-key: <api-key>' \
--header 'x-idempotency-key: <x-idempotency-key>' \
--data '
{
"account_id": "550e8400-e29b-41d4-a716-446655440000",
"entity_id": "660e8400-e29b-41d4-a716-446655440000",
"onboarding_id": "990e8400-e29b-41d4-a716-446655440000",
"connection_id": "bb0e8400-e29b-41d4-a716-446655440000",
"account_type": "CHECKING",
"country": "US",
"currency": "USD"
}
'import requests
url = "https://api-sandbox.y.uno/v1/banking/accounts"
payload = {
"account_id": "550e8400-e29b-41d4-a716-446655440000",
"entity_id": "660e8400-e29b-41d4-a716-446655440000",
"onboarding_id": "990e8400-e29b-41d4-a716-446655440000",
"connection_id": "bb0e8400-e29b-41d4-a716-446655440000",
"account_type": "CHECKING",
"country": "US",
"currency": "USD"
}
headers = {
"x-idempotency-key": "<x-idempotency-key>",
"public-api-key": "<api-key>",
"private-secret-key": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {
'x-idempotency-key': '<x-idempotency-key>',
'public-api-key': '<api-key>',
'private-secret-key': '<api-key>',
'Content-Type': 'application/json'
},
body: JSON.stringify({
account_id: '550e8400-e29b-41d4-a716-446655440000',
entity_id: '660e8400-e29b-41d4-a716-446655440000',
onboarding_id: '990e8400-e29b-41d4-a716-446655440000',
connection_id: 'bb0e8400-e29b-41d4-a716-446655440000',
account_type: 'CHECKING',
country: 'US',
currency: 'USD'
})
};
fetch('https://api-sandbox.y.uno/v1/banking/accounts', 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-sandbox.y.uno/v1/banking/accounts",
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([
'account_id' => '550e8400-e29b-41d4-a716-446655440000',
'entity_id' => '660e8400-e29b-41d4-a716-446655440000',
'onboarding_id' => '990e8400-e29b-41d4-a716-446655440000',
'connection_id' => 'bb0e8400-e29b-41d4-a716-446655440000',
'account_type' => 'CHECKING',
'country' => 'US',
'currency' => 'USD'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"private-secret-key: <api-key>",
"public-api-key: <api-key>",
"x-idempotency-key: <x-idempotency-key>"
],
]);
$response = curl_exec($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-sandbox.y.uno/v1/banking/accounts"
payload := strings.NewReader("{\n \"account_id\": \"550e8400-e29b-41d4-a716-446655440000\",\n \"entity_id\": \"660e8400-e29b-41d4-a716-446655440000\",\n \"onboarding_id\": \"990e8400-e29b-41d4-a716-446655440000\",\n \"connection_id\": \"bb0e8400-e29b-41d4-a716-446655440000\",\n \"account_type\": \"CHECKING\",\n \"country\": \"US\",\n \"currency\": \"USD\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("x-idempotency-key", "<x-idempotency-key>")
req.Header.Add("public-api-key", "<api-key>")
req.Header.Add("private-secret-key", "<api-key>")
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-sandbox.y.uno/v1/banking/accounts")
.header("x-idempotency-key", "<x-idempotency-key>")
.header("public-api-key", "<api-key>")
.header("private-secret-key", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"account_id\": \"550e8400-e29b-41d4-a716-446655440000\",\n \"entity_id\": \"660e8400-e29b-41d4-a716-446655440000\",\n \"onboarding_id\": \"990e8400-e29b-41d4-a716-446655440000\",\n \"connection_id\": \"bb0e8400-e29b-41d4-a716-446655440000\",\n \"account_type\": \"CHECKING\",\n \"country\": \"US\",\n \"currency\": \"USD\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api-sandbox.y.uno/v1/banking/accounts")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["x-idempotency-key"] = '<x-idempotency-key>'
request["public-api-key"] = '<api-key>'
request["private-secret-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"account_id\": \"550e8400-e29b-41d4-a716-446655440000\",\n \"entity_id\": \"660e8400-e29b-41d4-a716-446655440000\",\n \"onboarding_id\": \"990e8400-e29b-41d4-a716-446655440000\",\n \"connection_id\": \"bb0e8400-e29b-41d4-a716-446655440000\",\n \"account_type\": \"CHECKING\",\n \"country\": \"US\",\n \"currency\": \"USD\"\n}"
response = http.request(request)
puts response.read_body{
"id": "aa0e8400-e29b-41d4-a716-446655440000",
"entity_id": "660e8400-e29b-41d4-a716-446655440000",
"onboarding_id": "990e8400-e29b-41d4-a716-446655440000",
"account_id": "550e8400-e29b-41d4-a716-446655440000",
"provider": {
"account_id": "col_bank_account_789"
},
"account_type": "CHECKING",
"status": "ACTIVE",
"account_number": "1234567890",
"routing_number": "123456789",
"iban": null,
"currency": "USD",
"balance": {
"available": 0,
"current": 0,
"pending": 0
},
"account_details": {
"account_name": "John Doe - Checking",
"sort_code": null,
"bsb": null,
"swift": null
},
"payment_rails": {
"incoming": [
"ACH_STANDARD",
"WIRE"
],
"outgoing": [
"ACH_STANDARD",
"WIRE"
]
},
"supports_book_transfers": true,
"created_at": "2026-02-01T10:10:00Z",
"updated_at": "2026-02-01T10:10:00Z"
}{
"code": "VALIDATION_ERROR",
"messages": [
"Onboarding status must be SUCCEEDED to create an account"
],
"http_code": 400
}{
"code": "ONBOARDING_NOT_FOUND",
"messages": [
"Onboarding not found"
],
"http_code": 404
}Create a bank account for an onboarded entity. The onboarding referenced by
onboarding_id must have status: SUCCEEDED. An onboarding of type PREVIOUSLY_ONBOARDED cannot create an account today: the API answers 500 with PROVIDER_ACCOUNT_CREATION_FAILED.
The response includes region-specific banking identifiers. See Account identifiers by region for which fields are returned per region.Headers
Unique identifier used in HTTP headers to ensure that a request is processed only once, even if it is retried due to network issues or timeouts. See authentication for details (UUID).
Body
application/json
The unique identifier of the merchant's Yuno account. Found on the Yuno dashboard (UUID, 36 characters).
Example:
"550e8400-e29b-41d4-a716-446655440000"
The id of the entity that owns the account, obtained from Create Entity (UUID, 36 characters).
Example:
"660e8400-e29b-41d4-a716-446655440000"
The id of a successful onboarding obtained from Create Entity Onboarding (UUID, 36 characters). The onboarding must have status: SUCCEEDED.
Example:
"990e8400-e29b-41d4-a716-446655440000"
The id of the banking provider connection to open the account on (UUID, 36 characters).
Example:
"bb0e8400-e29b-41d4-a716-446655440000"
The type of bank account to create.
Available options:
CHECKING, SAVINGS, INVESTMENT Example:
"CHECKING"
The country of the account (ISO 3166-1 alpha-2, 2 characters).
Example:
"US"
Response
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⌘I
Create Account (Banking Connectivity)
curl --request POST \
--url https://api-sandbox.y.uno/v1/banking/accounts \
--header 'Content-Type: application/json' \
--header 'private-secret-key: <api-key>' \
--header 'public-api-key: <api-key>' \
--header 'x-idempotency-key: <x-idempotency-key>' \
--data '
{
"account_id": "550e8400-e29b-41d4-a716-446655440000",
"entity_id": "660e8400-e29b-41d4-a716-446655440000",
"onboarding_id": "990e8400-e29b-41d4-a716-446655440000",
"connection_id": "bb0e8400-e29b-41d4-a716-446655440000",
"account_type": "CHECKING",
"country": "US",
"currency": "USD"
}
'import requests
url = "https://api-sandbox.y.uno/v1/banking/accounts"
payload = {
"account_id": "550e8400-e29b-41d4-a716-446655440000",
"entity_id": "660e8400-e29b-41d4-a716-446655440000",
"onboarding_id": "990e8400-e29b-41d4-a716-446655440000",
"connection_id": "bb0e8400-e29b-41d4-a716-446655440000",
"account_type": "CHECKING",
"country": "US",
"currency": "USD"
}
headers = {
"x-idempotency-key": "<x-idempotency-key>",
"public-api-key": "<api-key>",
"private-secret-key": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {
'x-idempotency-key': '<x-idempotency-key>',
'public-api-key': '<api-key>',
'private-secret-key': '<api-key>',
'Content-Type': 'application/json'
},
body: JSON.stringify({
account_id: '550e8400-e29b-41d4-a716-446655440000',
entity_id: '660e8400-e29b-41d4-a716-446655440000',
onboarding_id: '990e8400-e29b-41d4-a716-446655440000',
connection_id: 'bb0e8400-e29b-41d4-a716-446655440000',
account_type: 'CHECKING',
country: 'US',
currency: 'USD'
})
};
fetch('https://api-sandbox.y.uno/v1/banking/accounts', 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-sandbox.y.uno/v1/banking/accounts",
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([
'account_id' => '550e8400-e29b-41d4-a716-446655440000',
'entity_id' => '660e8400-e29b-41d4-a716-446655440000',
'onboarding_id' => '990e8400-e29b-41d4-a716-446655440000',
'connection_id' => 'bb0e8400-e29b-41d4-a716-446655440000',
'account_type' => 'CHECKING',
'country' => 'US',
'currency' => 'USD'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"private-secret-key: <api-key>",
"public-api-key: <api-key>",
"x-idempotency-key: <x-idempotency-key>"
],
]);
$response = curl_exec($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-sandbox.y.uno/v1/banking/accounts"
payload := strings.NewReader("{\n \"account_id\": \"550e8400-e29b-41d4-a716-446655440000\",\n \"entity_id\": \"660e8400-e29b-41d4-a716-446655440000\",\n \"onboarding_id\": \"990e8400-e29b-41d4-a716-446655440000\",\n \"connection_id\": \"bb0e8400-e29b-41d4-a716-446655440000\",\n \"account_type\": \"CHECKING\",\n \"country\": \"US\",\n \"currency\": \"USD\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("x-idempotency-key", "<x-idempotency-key>")
req.Header.Add("public-api-key", "<api-key>")
req.Header.Add("private-secret-key", "<api-key>")
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-sandbox.y.uno/v1/banking/accounts")
.header("x-idempotency-key", "<x-idempotency-key>")
.header("public-api-key", "<api-key>")
.header("private-secret-key", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"account_id\": \"550e8400-e29b-41d4-a716-446655440000\",\n \"entity_id\": \"660e8400-e29b-41d4-a716-446655440000\",\n \"onboarding_id\": \"990e8400-e29b-41d4-a716-446655440000\",\n \"connection_id\": \"bb0e8400-e29b-41d4-a716-446655440000\",\n \"account_type\": \"CHECKING\",\n \"country\": \"US\",\n \"currency\": \"USD\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api-sandbox.y.uno/v1/banking/accounts")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["x-idempotency-key"] = '<x-idempotency-key>'
request["public-api-key"] = '<api-key>'
request["private-secret-key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"account_id\": \"550e8400-e29b-41d4-a716-446655440000\",\n \"entity_id\": \"660e8400-e29b-41d4-a716-446655440000\",\n \"onboarding_id\": \"990e8400-e29b-41d4-a716-446655440000\",\n \"connection_id\": \"bb0e8400-e29b-41d4-a716-446655440000\",\n \"account_type\": \"CHECKING\",\n \"country\": \"US\",\n \"currency\": \"USD\"\n}"
response = http.request(request)
puts response.read_body{
"id": "aa0e8400-e29b-41d4-a716-446655440000",
"entity_id": "660e8400-e29b-41d4-a716-446655440000",
"onboarding_id": "990e8400-e29b-41d4-a716-446655440000",
"account_id": "550e8400-e29b-41d4-a716-446655440000",
"provider": {
"account_id": "col_bank_account_789"
},
"account_type": "CHECKING",
"status": "ACTIVE",
"account_number": "1234567890",
"routing_number": "123456789",
"iban": null,
"currency": "USD",
"balance": {
"available": 0,
"current": 0,
"pending": 0
},
"account_details": {
"account_name": "John Doe - Checking",
"sort_code": null,
"bsb": null,
"swift": null
},
"payment_rails": {
"incoming": [
"ACH_STANDARD",
"WIRE"
],
"outgoing": [
"ACH_STANDARD",
"WIRE"
]
},
"supports_book_transfers": true,
"created_at": "2026-02-01T10:10:00Z",
"updated_at": "2026-02-01T10:10:00Z"
}{
"code": "VALIDATION_ERROR",
"messages": [
"Onboarding status must be SUCCEEDED to create an account"
],
"http_code": 400
}{
"code": "ONBOARDING_NOT_FOUND",
"messages": [
"Onboarding not found"
],
"http_code": 404
}