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POST
/
api
/
partner
/
v2
/
banks
/
users
/
{userId}
/
accounts
cURL
curl --request POST \
  --url https://staging-api.capa.fi/api/partner/v2/banks/users/{userId}/accounts \
  --header 'Content-Type: application/json' \
  --header 'partner-api-key: <partner-api-key>' \
  --data '
{
  "accountIdentifier": "014680260346007120",
  "country": "MX",
  "accountType": "SAVINGS",
  "bankName": "Banco Popular",
  "documentIdentifier": "40212345678",
  "documentType": "CEDULA",
  "routingNumber": "021000021",
  "address": {
    "streetLine1": "123 Main St",
    "city": "New York",
    "postalCode": "10001",
    "country": "US",
    "streetLine2": "<string>",
    "state": "NY"
  },
  "accountHolder": {
    "type": "INDIVIDUAL",
    "firstName": "<string>",
    "lastName": "<string>",
    "businessName": "<string>"
  },
  "bic": "DEUTDEFF",
  "iban": "DE89370400440532013000"
}
'
{
  "success": true,
  "data": {
    "id": "<string>",
    "userId": "<string>",
    "accountNumber": "<string>",
    "accountType": "SAVINGS",
    "clabe": "<string>",
    "country": "MX",
    "rampType": "ON_RAMP",
    "isVerified": true,
    "createdAt": "2023-11-07T05:31:56Z",
    "updatedAt": "2023-11-07T05:31:56Z",
    "partnerId": "<string>",
    "bankName": "<string>",
    "documentNumber": "<string>",
    "documentType": "PASSPORT",
    "verificationStatus": "PENDING",
    "verifiedAt": "2023-11-07T05:31:56Z"
  }
}
Creates a new bank account for a user. Required fields vary by country — see the Off-Ramp bank requirements for details.

​
Error Codes

​
Common Errors

HTTP StatusCodeMessage
401UNAUTHORIZED”API Key is missing”
401UNAUTHORIZED”Invalid API Key format”
401UNAUTHORIZED”Invalid API Key”
403INVALID_PARTNER_FLOW”The partner has an invalid flow.”

​
User Ownership Errors

HTTP StatusCodeMessage
401UNAUTHORIZED”Partner information is required for this operation”
401UNAUTHORIZED”User is not associated with the partner”

​
Endpoint-Specific Errors

HTTP StatusCodeMessage
400INVALID_USER_INPUT_ERROR”Invalid User Input”
400INVALID_USER_INPUT”Bank name is required for Dominican Republic users”
400OFF_RAMP_USER_BANK_INFO_CREATION_FAILED”The provided bank: is not currently supported for this transaction.”
400USER_BANK_INFO_CREATION_FAILED”Failed to create user bank information.”

Headers

​
partner-api-key
string
required

Api key for the affiliated partner that is performing the request

Path Parameters

​
userId
string
required

The user ID to create bank info for

Example:

"8374f327-38bd-4b0b-b8a7-2524599eb903"

Body

application/json
​
accountIdentifier
string
required

Unique identifier for bank account. CLABE if country=MX.

Example:

"014680260346007120"

​
country
enum<string>
required

Country code. Determines validation rules.

Available options:
MX,
DO,
US,
AT,
BE,
BG,
HR,
CY,
CZ,
DK,
EE,
FI,
FR,
DE,
GR,
HU,
IE,
IT,
LV,
LT,
LU,
MT,
NL,
PL,
PT,
RO,
SK,
SI,
ES,
SE,
IS,
LI,
NO,
CH,
GB,
MC,
SM,
AD,
VA,
CN
Example:

"MX"

​
accountType
enum<string>

Account type. Required for DO.

Available options:
SAVINGS,
CHECKING
Example:

"SAVINGS"

​
bankName
string

Bank name. Required for DO / US / SEPA. Not allowed for MX.

Example:

"Banco Popular"

​
documentIdentifier
string

Document identifier. Required for DO, optional for MX.

Example:

"40212345678"

​
documentType
enum<string>

Document type. Required for DO.

Available options:
PASSPORT,
CEDULA,
RNC
Example:

"CEDULA"

​
routingNumber
string

ABA routing number. Required for US.

Example:

"021000021"

​
address
object

Address. Required for US.

​
accountHolder
object

Account holder info. Required for US & SEPA.

​
bic
string

BIC code. Required for SEPA.

Example:

"DEUTDEFF"

​
iban
string

IBAN. Required for SEPA.

Example:

"DE89370400440532013000"

Response

201 - application/json

Creates a new bank account for a user by userId.

​
success
boolean
Example:

true

​
data
object