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POST
Reference example

Request contract

  • Method and path: POST /apis/v1/api-ninjas/calculate-mortgage
  • Availability: enabled
  • Request URL template: https://api.aisa.one/apis/v1/api-ninjas/calculate-mortgage
  • Runtime facts: 80f6d0ab09ca1b2bfaa51bc30934eca7d1f0ea7e38c9d075b9100f098998c5d9
Complete OpenAPI definition Effective request and pricing declaration (including authentication and referenced schemas):

Cost and request rules

Usage-based billing; Default request estimate: $0.00089 USD (not a fixed price). Declared unit rate: $0.000001 USD per provider_credit. Account-specific pricing and final settlement may differ. Published reference values are not an account-specific quote or a settled charge. For endpoints supporting X-AISA-Cost-Mode: quote, obtain a free quote for your exact request before execution; reconcile the settled cost with response metadata and Usage Logs. USD amounts use 1,000,000 integer micro-USD per dollar.
  • Default request reference estimate (USD): 0.00089
  • Declared unit rate (USD): 1e-06
  • Billing unit: provider_credit
  • Cost contract: response_units
  • Published reference multiplier: 1.0
  • Declared maximum count/units: 10000000
  • Settlement evidence source: response_body

Authorizations

Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json
interest_rate
number
required

Annual interest rate (in %). For example, a 3.5% interest rate would be 3.5

Required range: x >= 0
Example:

3.5

home_value
number

Total value of the home or asset. Must be greater than downpayment.

Required range: x >= 0
Example:

250000

downpayment
number

Downpayment on the home or asset. Cannot exceed home_value.

Required range: x >= 0
Example:

50000

loan_amount
number

Principal loan amount. Either this OR (home_value + downpayment) must be provided.

Required range: x >= 0
Example:

200000

monthly_hoa
number

Monthly homeowner association fees

Required range: x >= 0
Example:

100

duration_years
integer

Loan duration in years (1-10000). Defaults to 30.

Required range: 1 <= x <= 10000
Example:

30

annual_property_tax
number

Annual property tax owed

Required range: x >= 0
Example:

3000

annual_home_insurance
number

Annual homeowner's insurance bill

Required range: x >= 0
Example:

1200

Response

Tool result data

annual_payment
object
required
monthly_payment
object
required
total_interest_paid
number