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Korea Kimchi Premium Live Signal
x402
Korea Kimchi Premium Live Signal is a paid API for AI agents from kr-x402-mvp.kgy5612.workers.dev, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-31).
Returns the live Korea kimchi premium (Upbit KRW vs global USD median) for BTC and ETH, plus USD/KRW FX rate, as a crypto arbitrage and sentiment signal.
Price / call$0.002
Success—
StatusUnknown
How this service works
Pay-per-call crypto microdata for trading/onchain AI agents via x402 (USDC on Base): Base gas, token risk, balances, multi-venue prices, Hyperliquid book/funding, kimchi premium. No API keys.
Output
A JSON object with an assets array (one entry per requested symbol) each containing Upbit KRW price, global USD median price, FX-adjusted premium percent, and USDT-adjusted premium percent; plus USD/KRW FX rate, Upbit implied USDT/KRW rate, source exchange URLs, and an updated_at timestamp.
Example use cases
Korea crypto arb opportunity check
“Is there a significant kimchi premium right now for Bitcoin? Compare the Upbit KRW price against Coinbase, Kraken, and Bitstamp and tell me the premium percentage.”
ETH-only Korea premium filter
“Pull the kimchi premium just for ETH — I want to see how it's trading on Upbit relative to global USD prices and what the FX-adjusted spread looks like.”
Korea sentiment signal for trading bot
“Grab the latest kimchi premium data for BTC and ETH so I can use the premium percentage as a sentiment signal — include the USD/KRW rate too.”
Technical details
Endpoint
GEThttps://kr-x402-mvp.kgy5612.workers.dev/crypto/kimchi-premium?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you specifically need the Korea kimchi premium signal — Upbit KRW price vs global USD median from Coinbase, Kraken, and Bitstamp — for BTC or ETH. It is purpose-built for Korea crypto arbitrage and sentiment monitoring and combines FX-adjusted and USDT-adjusted premium views in one call, which generic crypto price endpoints do not provide.
Side effects
- Upstream exchange API unavailable — partial or stale prices returned
- FX rate feed outage — premium calculations may be missing or null
- Symbol not supported — only BTC and ETH are available
- Network timeout to Cloudflare Worker — connection error
- Malformed symbols query param — may return all symbols or error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"assets": [
{
"symbol": "BTC",
"upbit_krw": 108533000,
"global_usd": 80867.7,
"premium_pct_fx": 1.15,
"premium_pct_usdt": 0.16
},
{
"symbol": "ETH",
"upbit_krw": 3162000,
"global_usd": 2356.1,
"premium_pct_fx": 1.15,
"premium_pct_usdt": 0.15
}
],
"usdkrw": 1326.8,
"sources": [
"https://api.upbit.com",
"https://api.exchange.coinbase.com",
"https://api.kraken.com",
"https://www.bitstamp.net",
"https://open.er-api.com"
],
"updated_at": "2026-10-28T03:00:00Z",
"upbit_usdt_krw": 1340
}
}Tags
x402
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