Time series of the kimchi premium from the continuous archive, both bases, newes
Time series of the kimchi premium from the continuous archive, both bases, newest-last. Params: ?symbol=BTC &window=1h|6h|24h|7d|30d|90d &points=500 (max 2000) &before=<next_before>. Repeat with next_before until it is null to read a full window. Archive depth is reported as first_recorded.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
453 msmedian answer time
$0.08listed price per call
$0.08price 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://k-data-x402-production.theblack1022.workers.dev/api/kimchi-premium/history
| Category | Everything else |
|---|---|
| Provider host | k-data-x402-production.theblack1022.workers.dev |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.08 | 453 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"symbol": "BTC",
"window": "24h"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"before": {
"description": "Unix-second cursor from next_before; returns older rows strictly before it",
"type": "integer"
},
"points": {
"description": "Max points returned (default 500, max 2000)",
"type": "integer"
},
"symbol": {
"description": "Archived tickers: BTC, ETH, XRP, SOL, DOGE, USDT",
"type": "string"
},
"window": {
"description": "Lookback window (default 24h)",
"enum": [
"1h",
"6h",
"24h",
"7d",
"30d",
"90d"
],
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}