Simulate Loans

POST /v1/borrowers/loans/simulate

Simulate total and installment payments for loans

application/json

Body

  • loan object

    Additional properties are allowed.

    Hide loan attributes Show loan attributes object
    • The initial principal amount of the loan

      Minimum value is 0.

    • config_id string Required

      The ID of the loan configuration associated with this loan.

      Minimum length is 1.

    • daily_fee_charge null | number

      The fee charged for each day the loan is outstanding. The fee is accrued daily until reaching the max_charge specified in the loan configuration.

      Minimum value is 0.

    • The effective annual interest rate charged on the overdue balance of the loan, as a percentage. If configured above the usury rate it will adjusted according to the behavior specified in the loan configuration.

      Minimum value is 0.

    • due_dates array[string(date-time)] | null Required

      A list of due dates for the loan, expressed as a datetime object with timezone information. The time can be overridden depending on the loan configuration attribute: due_date_preference, the final due dates will be displayed in the response.

      At least 1 element.

    • guarantee_provider null | string

      The type of installment fee to be charged.

    • Same as installment_fee_charge

      Minimum value is 0.

    • Specifies the total fee amount to be charged throughout the lifetime of the loan. The fee will be split and charged in equal amounts on the due dates of the loan.

      Minimum value is 0.

    • The effective annual interest rate charged throughout the loan, as a percentage. If the interest rate exceeds the usury rate at the time of origination, it will be adjusted according to the usury rules defined in the loan configuration.

      Minimum value is 0.

    • origination_date string(date-time)

      The origination date is the starting date and time for the loan, expressed as a datetime object with timezone information. Interest and fees begin accruing from this point onward. The time part can be overridden depending on the loan configuration attribute: origination_date_preference.

    • owner null | string

      The ID of the owner of the loan.

  • Optional field that will be returned unmodified in each response. Especially useful for keeping track of responses in batch requests.

Responses

POST /v1/borrowers/loans/simulate
curl \
 --request POST 'https://lms.kordev.io/v1/borrowers/loans/simulate' \
 --header "Content-Type: application/json" \
 --data '[{"loan":{"amount_financed":163333.34,"config_id":"string","daily_fee_charge":null,"delinquency_interest_rate":0.3848,"due_dates":["2020-02-01T23:59:59.999999-05:00, 2020-03-01T23:59:59.999999-05:00"],"guarantee_provider":"FGA","installment_fee_2_charge":null,"installment_fee_charge":null,"interest_rate":0.3848,"origination_date":"2020-01-01T00:00:00-05:00","owner":"BANK_1"},"request_id":"string"}]'
Request examples
[
  {
    "loan": {
      "amount_financed": 163333.34,
      "config_id": "string",
      "daily_fee_charge": null,
      "delinquency_interest_rate": 0.3848,
      "due_dates": [
        "2020-02-01T23:59:59.999999-05:00, 2020-03-01T23:59:59.999999-05:00"
      ],
      "guarantee_provider": "FGA",
      "installment_fee_2_charge": null,
      "installment_fee_charge": null,
      "interest_rate": 0.3848,
      "origination_date": "2020-01-01T00:00:00-05:00",
      "owner": "BANK_1"
    },
    "request_id": "string"
  }
]
Response examples (200)
{
  "failed": [
    {
      "error_detail": "string",
      "request_id": "string",
      "status_code": 42
    }
  ],
  "succeeded": [
    {
      "amortization_plan": [
        {
          "daily_fee_payment": 42.0,
          "end_date": "2025-05-04T09:42:00Z",
          "installment_fee_2_payment": 42.0,
          "installment_fee_payment": 42.0,
          "interest_payment": 42.0,
          "principal_payment": 42.0,
          "start_date": "2025-05-04T09:42:00Z"
        }
      ],
      "attributes": {
        "amount_financed": 42.0,
        "due_dates": [
          "2025-05-04T09:42:00Z"
        ],
        "interest_rate": 42.0
      },
      "request_id": "string",
      "summary": {
        "fixed_installment_amount": 42.0,
        "total": 42.0,
        "total_daily_fee": 42.0,
        "total_installment_fee": 42.0,
        "total_installment_fee_2": 42.0,
        "total_interest": 42.0
      }
    }
  ]
}
Response examples (400)
{
  "code": 42,
  "context": {},
  "error": "string",
  "status": "string"
}
Response examples (404)
{
  "code": 42,
  "context": {},
  "error": "string",
  "status": "string"
}
Response examples (409)
{
  "code": 42,
  "context": {},
  "error": "string",
  "status": "string"
}
Response examples (500)
{
  "code": 42,
  "context": {},
  "error": "string",
  "status": "string"
}