{"slug":"api-x402node-dev-math-interest-1a47af","title":"Interest calculator, compound interest, simple interest, loan payment, mortgage ","host":"api.x402node.dev","method":"GET","resource":"https://api.x402node.dev/math/interest","category":"market","description":"Interest calculator, compound interest, simple interest, loan payment, mortgage calculator, annuity, APR APY, future value, present value, investment return. Compute simple/compound interest or annuity loan payments with configurable compounding frequency. Accepts payment on Base or Solana — either ","price_listed":0.008,"price_asked":0.008,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":473,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"n":"string","principal":"string","rate":"string","type":"string","years":"string"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"n":{"description":"N (optional)","type":"string"},"principal":{"description":"Principal (optional)","type":"string"},"rate":{"description":"Rate (optional)","type":"string"},"type":{"description":"Type (optional)","type":"string"},"years":{"description":"Years (optional)","type":"string"}},"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.008,"price_match":true,"latency_ms":473,"error":null}],"description_full":"Interest calculator, compound interest, simple interest, loan payment, mortgage calculator, annuity, APR APY, future value, present value, investment return. Compute simple/compound interest or annuity loan payments with configurable compounding frequency. Accepts payment on Base or Solana — either network works.","last_updated":"2026-09-06T21:57:37.317Z","schemes":["exact"]}