KR Market Integrity: are two Korean-exchange prices comparable, and what would a given quantity really cost? Computed metrics only, never exchange price or orderbook levels: GET /v1/executable/{SYMBOL}?qty&side&fee_pct (slippage %, fee-inclusive effective cost %, coverage, lag per venue, better venue), the per-venue kimchi premium % against a Binance USDT reference, Bithumb-vs-Upbit gap %, spread % and book imbalance, 24h change % with data lag, USD/KRW from two public sources and the KRW market list. Asset identity is ticker-level only and stated as such. Observed at fetch time; no forecasts, no advice, no keys. Every response is a JSON object. Identity via GET /v1/version, readiness via GET /v1/health, plus /v1/ticker, /v1/orderbook, /v1/premium, /v1/markets, /v1/fx and POST /v1/query (Korean or English).
Service Metadata Cardsource: on-chain metadata (LCD)
{10 items
"schema":"pocket-service-card/v1"
"description":"KR Market Integrity: are two Korean-exchange prices comparable, and what would a given quantity really cost? Computed metrics only, never exchange price or orde..."
"updated":"2026-10-24"
"rpc_types":[1 item
0:{4 items
"type":"REST"
"intent":"expected"
"backend_hint":"kr-market-data-v1 HTTP server on :8795; mount at /"
"notes":"SYMBOL is the base asset (BTC, ETH, XRP, POKT ...); quote is always KRW. Venue rows carry status OK | NOT_LISTED | UNAVAILABLE."
}
]
"apis":[1 item
0:"kr-market-data-v1-api"
]
"specs":[1 item
0:{4 items
"kind":"openapi"
"api":"kr-market-data-v1-api"
"url":"https://kr.pokt-agent.com/openapi.json"
"notes":"Served by the same backend."
}
]
"docs":"https://kr.pokt-agent.com/"
"access":"public"
"results":"variable"
"serving":{5 items
"backend":"Stateless calculator over public Upbit/Bithumb v1, Binance spot and USD/KRW sources with a 5-60 s in-process cache; derived metrics only; no credentials."
"implementations":[1 item
0:"kr-market-data-v1 >= 0.2.0"
]
"min_disk_gb":1
"min_ram_gb":1
"healthcheck":[4 items
0:{4 items
"rpc_type":"REST"
"request":{2 items
"path":"/v1/version"
"method":"GET"
}
"expect":{2 items
"json_path":"$.service"
"matches":"^kr-market-data-v1$"
}
"notes":"Identity probe: pins the backend to this service id."
}
1:{4 items
"rpc_type":"REST"
"request":{2 items
"path":"/v1/health"
"method":"GET"
}
"expect":{2 items
"json_path":"$.status"
"matches":"^ok$"
}
"notes":"Readiness probe."
}
2:{4 items
"rpc_type":"REST"
"request":{2 items
"path":"/v1/premium/BTC"
"method":"GET"
}
"expect":{2 items
"json_path":"$.schema"
"matches":"^kr-market-premium/v1$"
}
"notes":"Functional probe: live BTC premium with per-venue rows, USD reference and USDKRW sources."
}
3:{4 items
"rpc_type":"REST"
"request":{4 items
"path":"/v1/query"
"method":"POST"
"headers":{1 item
"content-type":"application/json"
}
"body":{1 item
"question":"비트코인 김치 프리미엄 얼마야?"
}
}
"expect":{2 items
"json_path":"$.intent"
"matches":"^PREMIUM$"
}
"notes":"Functional probe: Korean question routed deterministically."
