{"slug":"x402-outpimp-com-bignumberarithmetic-1db5e2","title":"Arbitrary-precision integer arithmetic (add, subtract, multiply, power) beyond I","host":"x402.outpimp.com","method":"POST","resource":"https://x402.outpimp.com/bigNumberArithmetic","category":"other","description":"Arbitrary-precision integer arithmetic (add, subtract, multiply, power) beyond IEEE-754 float precision, using native BigInt. Operands are passed as digit strings so precision is never lost in transit. For power, the combined magnitude (base digit count x exponent) is capped at 50000 to bound respon","price_listed":0.01,"price_asked":0.01,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":638,"reported_calls_30d":3,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"a":"123456789123456789","b":"987654321987654321","operation":"add"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"a":{"description":"First operand, as a string of digits (optionally negative). Max 1000 digits.","type":"string"},"b":{"description":"Second operand (or exponent for power), as a string of digits. Max 1000 digits (max 1000 for exponent on power).","type":"string"},"operation":{"description":"Operation to perform.","enum":["add","subtract","multiply","power"],"type":"string"}},"required":["a","b","operation"],"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.01,"price_match":true,"latency_ms":638,"error":null}],"description_full":"Arbitrary-precision integer arithmetic (add, subtract, multiply, power) beyond IEEE-754 float precision, using native BigInt. Operands are passed as digit strings so precision is never lost in transit. For power, the combined magnitude (base digit count x exponent) is capped at 50000 to bound response size, in addition to the per-operand digit cap and exponent cap.","last_updated":"2026-08-30T22:18:18.963Z","schemes":["exact"]}