Everest Card — API reference
  • Credit
  • Debit
  • Prepaid
  • Corebanking
  • OAuth2
  • Delivery
Information
Cards
    Card applications
      Service that returns application information of a renewed card based on Shadow Card NumberpostService that updates card application statuspost
    Card issuance and personalisation
      Individual Credit Card creation servicepostIndividual Supplementary Credit Card creation servicepostCorporate Dummy Credit Card creation servicepostCorporate Credit Card creation servicepostVirtual Credit Card creation servicepostService that lists eligible products by customer numberpostService that validates main customer existence before listing eligible productspostNo Name Card creation servicepostService that cancels card issuance based on the Shadow Card NumberpostService that lists cards currently in the emboss processpost
    Card lifecycle
      List credit cards for a customer or accountpostCard renewal servicepostService that lists memo entries defined for the cardpostService that allows updating the card’s statuspostService that updates the status of all cards owned by the customerpostService that updates a card to a renewable status and performs card renewalpost/credit/api/getRenewCountByShadowCardNumberpostService that retrieves detailed credit card information based on card datapostService that lists cards by customer’s Tenant informationpostService that returns masked and shadow card information along with card statuspostService that lists cards by customer’s Tenant and product informationpost/credit/api/getCardListNewpost
    No-name cards
      Service that activates a No Name cardpostNo Name Card renewal servicepostService that performs card renewal via No Name ApplicationpostService that updates a No Name card to a renewable status and performs card renewalpostService that cancels a No Name card applicationpost
Customers and accounts
    Branch management
      Service that changes the branch associated with a cardpostService that changes the customer’s associated branchpostService that changes the customer’s branch informationpostService that returns branch-assigned customer informationpost
    Customers
      Service that lists commercial cards of a retail customerpostService that lists the customer’s card informationpost
    Account linking
      Service that links an account to a cardpost/credit/api/detachCardAccountpost/credit/api/detachCardAccountByAccountNumberpostService that lists card account information based on account numberpostService that lists card account information based on Shadow Card NumberpostService that updates the account linked to a cardpost
Transactions
    Service that processes payment transactionspostPayment cancellation servicepostService that queries fee information for payment transactionspostService that returns transaction details by given UTIDpostService that lists all successful/unsuccessful customer transactionspostService that lists authorization transactionspostService that lists credit card period, authorization, and pending installment transactionspostService that lists in-period (current cycle) transactionspostService that lists in-period card transactions and due installmentspostService that lists authorization transactions.postService that lists Digital Slip preferences by given UTIDpost
    Cash advance
      Cash advance calculation servicepostCash advance servicepostService that cancels a cash-advance transactionpostService that lists cash advances eligible for cancellationpost
Limits and controls
    Card and customer limits
      Service that performs card limit decreasepostService that performs card limit increasepostService that rolls back the last limit change performed on a cardpostCard limit reset servicepostService that updates automatic limit-increase settings for a cardpostService that displays total customer limit informationpostService that retrieves credit card limit details for the given card informationpostService that lists available limits of the cardpostService that displays available customer limit based on customer datapostService that decreases corporete card limitspostService that increases corporate card limitspostService that updates limits of retail cardspostService that performs customer limit decreasepostService that updates virtual credit card limitspost
    Operation limits
      Service that lists customized or parameter-based limit details defined on the cardpostService that customizes the card’s transaction limitpostService that removes customized limits defined for a cardpostService that lists parameter-based limit values defined on the cardpostService that lists customized or parameter-based limit details defined for the customerpostService that customizes customer transaction limitspostService that removes customizable limits defined for a customerpostService that lists parameter-based limit values defined for the customerpost
    Permissions and restrictions
      Service that lists restrictions applied to the cardpostService that adds or removes card restrictionspostService that updates Digital Slip delivery preferencespostService that lists Digital Slip preferencespost
Instalments
    Service that lists installment transactions eligible for early closure for the given customer and cardpostPerforms early closure for a given card and transactionpostService that returns min/max installment counts applicable to the transaction for a given UTIDpostService that returns interest/profit share rates and amounts for installment ranges for a cash-advance requestpostService that returns interest/profit share rates and amounts for all possible installment options for a cash-advance requestpostService that returns interest/profit share rates and amounts based on selected installment count for a cash-advance requestpostInstallment cash advance servicepostService that fully or partially closes installment cash advancespostService that lists installment cash advances eligible for cancellationpostService that lists early-closed installment cash advancespostService that returns early-closed installment cash advance detailspostEarly closure of installment cash advance servicepostService that cancels an installment transaction that was previously closed earlypostService that lists all pending installmentspostService that returns details of a pending installment transactionpostService that returns total interest/profit share and fee amounts for all pending installments of a cardpostService that receives a manual installment requestpostManual installment simulation servicepostService that returns installment options applicable to a transaction for a given UTIDpostEarly installment closure reversal servicepostService that returns manual installment cancellation listpostService that lists installments eligible for early closure based on selected criteriapostSimulation service showing how interest/profit differences are refunded in early installment closurepostService that closes pending installmentspostPost-installment request cancellation servicepost
Billing and statements
    Collections and legal follow-up
      Service that returns customer delinquency informationpostService that lists the debt and payment details of supplementary cards linked to the selected primary cardpostService that lists all debt and payment information for the customers cardspost/credit/api/getCreditCardCollectionTransactionListByDatepostService that returns product-based debt information for the customerpost
    Debt payment
      Service that checks the existence of a credit card for debt paymentpostCard payment servicepostCredit card payment reversal servicepostService that lists payments eligible for reversalpostService that captures Automatic Payment Instructions for credit cardspostService that displays auto-payment account information for a given cardpost
    Statements and billing
      Service that returns summary information on statements (statement debt, minimum due, cut-off date, due date, etc.)postService that lists transactions belonging to the statement detailspostService that returns statement delivery preferences (email, SMS, mail) of all primary credit cards for the specified customerpostService that lists card statementspostService that returns the last statement information of the cardpostService that returns the last statement information of the cardpostService that returns summary statement information for the selected periodpostService that returns summary statement information for the selected periodpostService that updates credit card statement delivery frequencypostService that lists how many times the statement period has been changedpostService that calculates the next statement cut-off periodspostService that retrieves statement period information based on product numberpostService that updates credit card statement delivery preferencepostService that retrieves statement delivery address detailspostGet Card Financial Info By Card Ref NumberpostGet Statement Period Change Infopost
Security
    PIN and card security
      Service that generates a card PINpostService that enables changing the card PINpostService that verifies the correctness of the card PINpostService that validates the card’s PIN using an encrypted PIN blockpostService that validates the card’s PIN using an encrypted PIN blockpostService that generates the card’s PIN using an encrypted PIN blockpostService that increases the PIN retry counterpostService that changes a card’s PIN using an encrypted PIN blockpostService that validates the card’s verification code (CVV)postCVV generation servicepostService that validates the card’s verification code (CVV) using partial informationpostService that resets the CVV retry counter on a cardpost
Disputes
    Disputes and chargebacks
      Used to initiate spending disputes from multiple customer channelspostUsed in an ongoing dispute process when the customer withdraws their dispute requestpostUsed when an ongoing dispute case requires adding a new document to the case recordpostGet Dispute ListpostService that returns the list of dispute reasons available when creating a new dispute case via Create Dispute Casepost
Rewards
    Campaigns and rewards
      Service that calculates transaction start and end dates based on valid statement dates for a given customer number and request source (Customer or System)post
Platform
    Platform operations
      Method that checks whether the service is operationalpostRefresh Cachepost
    Reference data
      Service that lists permissible status transitions for a cardpost
SchemasError codes
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Credit Digital Channels Integration
Credit Digital Channels Integration

Debt payment

Take a payment against card debt, check a card is eligible to be paid down, and cancel a payment that should not have run.


Service that checks the existence of a credit card for debt payment

POST
https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit
/credit/api/checkCreditCardForDebtPayment

Checks whether a credit card is eligible for debt payment. Validates PAN, card type, domestic BIN, and supplementary status. Returns masked card info, processor BIN, bank code, bank name, and flags indicating if the card is supplementary or Ripper.

Part of:

  • Journey 02 · Managing a card product — step 2, Take a payment

Service that checks the existence of a credit card for debt payment › Request Body

CheckCreditCardForDebtPaymentRequest
pan
​string | null

Pan - [Optional]

channelCode
​string | null

Channel Code - [Optional]

Service that checks the existence of a credit card for debt payment › Responses

Success

CheckCreditCardForDebtPaymentResponse
isRipper
​boolean · required

Is Ripper - [Optional]

result
​string | null

Result - [Optional]

errorCode
​string | null

Error Code - [Optional]

errorMessage
​string | null

Error Message - [Optional]

errorService
​string | null

Error Service - [Optional]

processorBin
​string | null

Processor Bin - [Optional]

bankCode
​string | null

Bank Code - [Optional]

bankName
​string | null

Bank Name - [Optional]

isSuplemantary
​boolean | null

Is Suplemantary - [Optional]

​object

Card Info - [Optional]

POST/credit/api/checkCreditCardForDebtPayment
curl https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit/credit/api/checkCreditCardForDebtPayment \ --request POST \ --header 'Content-Type: application/json' \ --data '{ "pan": "pan", "channelCode": "channelCode" }'
Example Request Body
{ "pan": "pan", "channelCode": "channelCode" }
json
Example Responses
{ "result": "result", "errorCode": "errorCode", "errorMessage": "errorMessage", "errorService": "errorService", "processorBin": "processorBin", "bankCode": "bankCode", "bankName": "bankName", "isSuplemantary": true, "isRipper": true, "cardInfo": { "maskedCustomerName": "maskedCustomerName", "shadowCardNumber": "shadowCardNumber", "tenantId": "tenantId" } }
json
application/json

Card payment service

POST
https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit
/credit/api/doCreditCardDebtPayment

Performs a credit card debt payment. Determines transaction code based on channel and resource code. Returns UTID, transaction ID, authorization number, and RRN.

Part of:

  • Journey 02 · Managing a card product — step 2, Take a payment

Card payment service › Request Body

DoCreditCardDebtPaymentRequest
accountNumber
​integer · int32 · required

Account Number - [Optional]

amount
​number · double · required

Amount - [Optional]

clientReferenceNumber
​integer · int64 · required

Client Reference Number - [Optional]

shadowCardNumber
​string | null

Shadow Card Number - [Optional]

clearCardNumber
​string | null

Clear Card Number - [Optional]

description
​string | null

Description - [Optional]

resourceCode
​string | null

Resource Code - [Optional]

channel
​string | null

Channel - [Optional]

currencyCode
​string | null

Currency Code - [Optional]

earlyReleaseLogFlag
​boolean | null

Early Release Log Flag - [Optional]

Card payment service › Responses

Success

DoCreditCardDebtPaymentResponse
trnId
​integer · int64 · required

Trn Id - [Optional]

utid
​string | null

Utid - [Optional]

rrn
​string | null

Rrn - [Optional]

authorizationNumber
​string | null

Authorization Number - [Optional]

POST/credit/api/doCreditCardDebtPayment
curl https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit/credit/api/doCreditCardDebtPayment \ --request POST \ --header 'Content-Type: application/json' \ --data '{ "accountNumber": 0, "amount": 0, "clientReferenceNumber": 0, "shadowCardNumber": "shadowCardNumber", "clearCardNumber": "clearCardNumber", "description": "description", "resourceCode": "resourceCode", "channel": "channel", "currencyCode": "currencyCode", "earlyReleaseLogFlag": true }'
Example Request Body
{ "accountNumber": 0, "amount": 0, "clientReferenceNumber": 0, "shadowCardNumber": "shadowCardNumber", "clearCardNumber": "clearCardNumber", "description": "description", "resourceCode": "resourceCode", "channel": "channel", "currencyCode": "currencyCode", "earlyReleaseLogFlag": true }
json
Example Responses
{ "utid": "utid", "trnId": 0, "rrn": "rrn", "authorizationNumber": "authorizationNumber" }
json
application/json

Credit card payment reversal service

POST
https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit
/credit/api/cancelCreditCardDebtPayment

Cancels a credit card debt payment by calling the transaction management service with transaction ID, amount, currency, card reference, and related identifiers. Also includes methods to retrieve cancelable credit card payments for a shadow card and cancel early release of installment payments.

Part of:

  • Journey 02 · Managing a card product — step 2, Take a payment

Credit card payment reversal service › Request Body

CancelCreditCardDebtPaymentRequest
clientReferenceNumber
​integer · int64 · required

Client Reference Number - [Optional]

trnId
​integer | null · int64

Trn Id - [Optional]

amount
​number | null · double

Amount - [Optional]

currencyCode
​string | null

Currency Code - [Optional]

cardRefNumber
​string | null

Card Ref Number - [Optional]

mainCustomerNumber
​integer | null · int64

Main Customer Number - [Optional]

trnDate
​string | null · date-time

Trn Date - [Optional]

channel
​string | null

Channel - [Optional]

Credit card payment reversal service › Responses

Success

CancelCreditCardDebtPaymentResponse
trnId
​integer · int64 · required

Trn Id - [Optional]

POST/credit/api/cancelCreditCardDebtPayment
curl https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit/credit/api/cancelCreditCardDebtPayment \ --request POST \ --header 'Content-Type: application/json' \ --data '{ "trnId": 0, "amount": 0, "currencyCode": "currencyCode", "clientReferenceNumber": 0, "cardRefNumber": "cardRefNumber", "mainCustomerNumber": 0, "trnDate": "2024-08-25T15:00:00Z", "channel": "channel" }'
Example Request Body
{ "trnId": 0, "amount": 0, "currencyCode": "currencyCode", "clientReferenceNumber": 0, "cardRefNumber": "cardRefNumber", "mainCustomerNumber": 0, "trnDate": "2024-08-25T15:00:00Z", "channel": "channel" }
json
Example Responses
{ "trnId": 0 }
json
application/json

Service that lists payments eligible for reversal

POST
https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit
/credit/api/getCancelableCreditCardDebtPaymentList

Retrieves a list of cancellable credit card debt payments for a given shadow card number, including transaction details and related card/customer information.

Service that lists payments eligible for reversal › Request Body

GetCancelableCreditCardDebtPaymentListRequest
shadowCardNumber
​string | null

Shadow Card Number - [Optional]

Service that lists payments eligible for reversal › Responses

Success

GetCancelableCreditCardDebtPaymentListResponse
​array | null

List Of Payment - [Optional]

POST/credit/api/getCancelableCreditCardDebtPaymentList
curl https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit/credit/api/getCancelableCreditCardDebtPaymentList \ --request POST \ --header 'Content-Type: application/json' \ --data '{ "shadowCardNumber": "shadowCardNumber" }'
Example Request Body
{ "shadowCardNumber": "shadowCardNumber" }
json
Example Responses
{ "listOfPayment": [ { "cardRefNumber": "cardRefNumber", "customerNumber": 0, "mainCardRefNumber": "mainCardRefNumber", "mainCustomerNumber": 0, "shadowCardNumber": "shadowCardNumber", "trnAmount": 0, "trnCurrencyCode": "trnCurrencyCode", "trnId": 0, "trnDescription": "trnDescription", "utid": "utid", "trnDate": "2024-08-25T15:00:00Z" } ] }
json
application/json

Service that captures Automatic Payment Instructions for credit cards

POST
https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit
/credit/api/saveCreditCardAutoPaymentOrder

Saves the credit card auto-payment order with specified payment type, account number, and account owner name.

Service that captures Automatic Payment Instructions for credit cards › Request Body

SaveCreditCardAutoPaymentOrderRequest
accountNumber
​integer · int32 · required

Account Number - [Optional]

shadowCardNumber
​string | null

Shadow Card Number - [Optional]

accountOwnerName
​string | null

Account Owner Name - [Optional]

paymentType
​string | null

Payment Type - [Optional]

Service that captures Automatic Payment Instructions for credit cards › Responses

Success

SaveCreditCardAutoPaymentOrderResponse
POST/credit/api/saveCreditCardAutoPaymentOrder
curl https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit/credit/api/saveCreditCardAutoPaymentOrder \ --request POST \ --header 'Content-Type: application/json' \ --data '{ "accountNumber": 0, "shadowCardNumber": "shadowCardNumber", "accountOwnerName": "accountOwnerName", "paymentType": "paymentType" }'
Example Request Body
{ "accountNumber": 0, "shadowCardNumber": "shadowCardNumber", "accountOwnerName": "accountOwnerName", "paymentType": "paymentType" }
json
Example Responses
{}
json
application/json

Service that displays auto-payment account information for a given card

POST
https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit
/credit/api/getCreditCardAutoPaymentOrder

Retrieves the auto-payment order details for a credit card. The method accepts MainCustomerNumber, MainCardRefNumber, or ShadowCardNumber. Returns a list of auto-payment orders including payment account, owner name, payment type, and associated card information.

Service that displays auto-payment account information for a given card › Request Body

GetCreditCardAutoPaymentOrderRequest
mainCustomerNumber
​integer · int64 · required

Main Customer Number - [Optional]

mainCardRefNumber
​string | null

Main Card Ref Number - [Optional]

shadowCardNumber
​string | null

Shadow Card Number - [Optional]

Service that displays auto-payment account information for a given card › Responses

Success

GetCreditCardAutoPaymentOrderResponse
​array | null

List Of Records - [Optional]

POST/credit/api/getCreditCardAutoPaymentOrder
curl https://devcard.sim-ant.com/SandBox/IntegrationDigitalChannelCredit/credit/api/getCreditCardAutoPaymentOrder \ --request POST \ --header 'Content-Type: application/json' \ --data '{ "mainCustomerNumber": 0, "mainCardRefNumber": "mainCardRefNumber", "shadowCardNumber": "shadowCardNumber" }'
Example Request Body
{ "mainCustomerNumber": 0, "mainCardRefNumber": "mainCardRefNumber", "shadowCardNumber": "shadowCardNumber" }
json
Example Responses
{ "listOfRecords": [ { "paymentAccountNumber": 0, "paymentAccountOwnerName": "paymentAccountOwnerName", "mainCardRefNumber": "mainCardRefNumber", "shadowCardNumber": "shadowCardNumber", "paymentType": "paymentType", "mainCustomerNumber": 0, "maskedCardNumber": "maskedCardNumber" } ] }
json
application/json

Collections and legal follow-upStatements and billing