South Korea 3.3% business-income withholding for freelancers (3% income tax + 0....

https://api.kkuldogu.com/v1/freelancer-withholding

Overview

South Korea 3.3% business-income withholding for freelancers (3% income tax + 0.3% local tax), in either direction: net from gross, or the gross to invoice for a target net.

Protocol x402 (POST)

Price $0.01

Payment Asset USD Coin

Payment Network eip155:8453

Category uncategorized

Provider kkuldogu

Source bazaar

Indexed 2026-11-13 15:03:41

Health

Status unknown

Latency (p50) —

Uptime (30d) —

Reliability Score —

Last Checked Never

Last Healthy Never

Consecutive Failures 0

x402 Payment Validation

Payment Requirements —

Asset Verified —

Facilitator —

Input Schema

{ "body": { "amount": 1000000 }, "bodyType": "json", "method": "POST", "type": "http" }

Output Schema

{ "example": { "basisYear": 2026, "currency": "KRW", "disclaimer": "For reference only, not legal or tax advice. Uses official 2026 Korean rates and the same formulas as the kkuldogu.com calculators; actual payroll, NHIS/NPS notices and tax settlement can differ.", "input": { "amount": 1000000 }, "result": { "gross": 1000000, "incomeTax": 30000, "localIncomeTax": 3000, "net": 967000 }, "source": "https://kkuldogu.com", "tool": "freelancer-withholding" }, "type": "json" }