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Carbon & Cashmere Open Interest History API – SOL
x402
Carbon & Cashmere Open Interest History API – SOL is a paid API for AI agents from api.carbon-cashmere.de, paid per call via x402, $0.02/call, status down (last checked 2026-09-13).
Returns historical open interest time-series data for Solana (SOL), including daily OI totals in USD and per-exchange breakdowns with summary statistics.
Price / call$0.02
Success—
StatusDown
How this service works
Professional crypto market intelligence. Real-time prices, signals, and market scoring.
Output
A JSON object containing: the coin ticker (SOL), the number of days covered, summary stats (current total OI in USD and percentage change), and a time-series array of daily data points each with a timestamp, total OI in USD, and per-exchange OI values (e.g. Binance).
Example use cases
Example prompt
“Pull the last 7 days of open interest history for SOL from Carbon & Cashmere — I want to see the daily total OI in USD and how it's changed, including the Binance breakdown.”
Technical details
Endpoint
GEThttps://api.carbon-cashmere.de/v1/history/oi/SOLWhen to prefer
Use this endpoint when you need historical open interest data specifically for Solana (SOL) derivatives markets, broken down by exchange and day. Prefer this over generic price endpoints when analyzing derivatives positioning, momentum, or market structure for SOL. Ideal for quantitative agents tracking OI trends as a signal for directional bias or volatility forecasting.
Side effects
- Invalid coin symbol returns error or empty response
- Missing or expired x402 payment header results in 402 Payment Required
- Request for unsupported coin not tracked by the API returns 404 or empty series
- Network timeout if the data aggregation backend is slow
- Stale data if underlying exchange feeds are delayed
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| properties | string |
Output
Schema · Response
{
"type": "json",
"example": {
"coin": "BTC",
"days": 7,
"stats": {
"change_pct": 2.1,
"current_total_usd": 111000000000
},
"series": [
{
"ts": "2026-04-11T00:00:00Z",
"total_oi_usd": 108500000000,
"binance_oi_usd": 52000000000
}
]
}
}Tags
x402
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