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Kimchi Premium Live Rate — Single Token (Upbit vs Binance)
x402
Kimchi Premium Live Rate — Single Token (Upbit vs Binance) is a paid API for AI agents from api.printmoneylab.com, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).
Returns the real-time Kimchi Premium for a single crypto token by comparing its Upbit (Korean) price to its Binance (global) price, adjusted via the live USD/KRW FX rate.
Price / call$0.001
Success—
StatusUnknown
How this service works
Real-time Kimchi Premium for a single token (Upbit vs Binance via FX rate)
Output
Returns the real-time kimchi premium percentage for the requested token, derived from the token's KRW price on Upbit versus its USD price on Binance, adjusted by the live USD/KRW FX rate. Likely includes the raw Upbit KRW price, Binance USD price, the FX rate used, and the resulting premium or discount percentage.
Example use cases
Example prompt
“What's the current kimchi premium for ETH — how much more expensive is it on Upbit compared to Binance right now?”
Technical details
Endpoint
GEThttps://api.printmoneylab.com/api/v1/kimchi-premiumWhen to prefer
Use this endpoint when you need a fast, single-token kimchi premium calculation without the overhead of the full 189+ token bulk endpoint. Ideal for real-time arbitrage monitoring, alerting on a specific coin, or when only one token's Korea-vs-global price gap is needed.
Side effects
- Missing required 'symbol' query parameter — returns validation error
- Symbol not listed on Upbit or Binance — returns not found or null premium
- FX rate service unavailable — may return error or stale data
- Rate limiting or payment failure (x402) — returns 402 Payment Required
Input
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"symbol": "ETH"
}
},
"output": {
"type": "object"
}
}Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
{
"symbol": "ETH",
"fx_rate": 1498.37,
"receipt": {
"id": "rcpt_20260529_f5662e",
"payer": "0x9CC42f3d9245B867ACccd630B43f906c1665b176",
"amount": "0.001",
"signer": "0x1AdF0f9e576E94a150208F08D2C31F791932E781",
"network": "eip155:8453",
"tx_hash": "0x5a64b1af9b96d3911bfe1b7fdb80ea4311239aff884e9efce1c9793c9a99ca94",
"currency": "USDC",
"endpoint": "/api/v1/kimchi-premium",
"merchant": "0xcF9223eCe895258dEa8D288AEBcf846Ab8E342fB",
"issued_at": "2026-05-29T20:26:27.571Z",
"signature": "0x847fb2cc526ce489e72f74631f721e4924a8dc9eb694303676e3e540ea82be662e8e55033b5d6f265e083bb1da71dd0594a30610ef2bc49f73a23f8f1f0ddf071b"
},
"fx_source": "exchangerate-api.com",
"timestamp": 1780086385616,
"upbit_krw": 2993000,
"binance_usdt": 2022.57,
"usdt_krw_rate": 1480,
"premium_percent": -1.24,
"fx_rate_official": 1498.37,
"premium_pct_usdt": -0.01,
"premium_direction": "negative",
"binance_krw_equivalent": 3030558
}Schema · Response
{
"type": "json",
"example": {
"symbol": "BTC",
"fx_rate": 1475.27,
"fx_source": "exchangerate-api.com",
"timestamp": 1776340000000,
"upbit_krw": 142000000,
"binance_usdt": 95200.5,
"usdt_krw_rate": 1480.5,
"premium_percent": 1.1,
"fx_rate_official": 1475.27,
"premium_pct_usdt": 0.78,
"premium_direction": "positive",
"binance_krw_equivalent": 140453370
}
}Tags
x402
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