ToolAssay

Kimchi premium

Kimchi premium - Upbit KRW price vs global USD price for a coin, with premium percent adjusted for the live USDT/USD rate, implied KRW per USD and 24h change

Answers HTTP 503 without x402 payment termsour last check, 2026-10-18
0 of 1checks answered this week
n/amedian answer time
$0.01listed price per call
n/aprice it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://saylorinnovations.com/api/crypto/korea/kimchi-premium

CategoryMarket data
Provider hostsaylorinnovations.com
Networkseip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
Payment schemesexact
Self-reported calls, 30 days2 from 2 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-10-18 no x402 terms 503 8288 ms

Example input (from the provider)

{
  "method": "GET",
  "queryParams": {
    "base": "BTC"
  },
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET",
            "POST",
            "PUT",
            "PATCH",
            "DELETE",
            "HEAD"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "base": {
              "description": "optional coin symbol, default BTC, e.g. ETH, XRP, SOL",
              "type": "string"
            }
          },
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "properties": {
            "base": {
              "description": "Base asset or base currency",
              "type": "string"
            },
            "change_24h_pct": {
              "description": "Change over 24 hours, percent",
              "type": [
                "number",
                "null"
              ]
            },
            "checked_at": {
              "description": "Time the check was run (UTC)",
              "type": [
                "string",
                "null"
              ]
            },
            "global_reference_source": {
              "description": "Global reference source",
              "type": [
                "string",
                "null"
              ]
            },
            "global_reference_usd": {
              "description": "Global reference, in US dollars",
              "type": "number"
            },
            "implied_krw_per_usd": {
              "description": "Implied krw per, in US dollars",
              "type": [
                "number",
                "null"
              ]
            },
            "kimchi_premium_pct": {
              "description": "Kimchi premium, as a percentage",
              "type": "number"
            },
            "reading": {
              "type": "string"
            },
            "upbit_implied_usd": {
              "description": "Upbit implied, in US dollars",
              "type": "number"
            },
            "upbit_krw_per_usdt": {
              "description": "Upbit krw per usdt",
              "type": [
                "number",
                "null"
              ]
            },
            "upbit_krw_price": {
              "description": "Upbit krw price",
              "type": "number"
            },
            "usdt_usd_rate": {
              "description": "USDT price in US dollars used to convert USDT quotes",
              "type": [
                "number",
                "null"
              ]
            },
            "volume_24h_krw": {
              "description": "Volume 24h krw",
              "type": [
                "number",
                "null"
              ]
            }
          },
          "required": [
            "base",
            "kimchi_premium_pct"
          ],
          "type": "object"
        },
        "type": {
          "const": "json",
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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