DripMetricsAI (api description at https://dripmetrics.ai/) provides on-demand ma...
https://api.dripmetrics.ai/metrics/roll-spreadOverview
DripMetricsAI (api description at https://dripmetrics.ai/) provides on-demand market microstructure and risk metrics for agents and developers. Agents can pay per request via x402 and receive structured JSON metrics without subscriptions or API keys. Roll Spread estimates an absolute covariance spread proxy derived from lagged price changes. Discovery examples use the latest 30m window.
Protocol
x402
Price
$0.05
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
dripmetrics
Source
bazaar
Indexed
2026-05-23 19:23:52
Health
Status
healthy
Latency (p50)
956ms
Uptime (30d)
98.5%
Reliability Score
89.2/100
Last Checked
2026-10-31 07:08:56
Last Healthy
2026-10-31 07:08:56
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"exchange": "coinbase",
"pair": "BTC-USD",
"window": "30m"
},
"type": "http"
}
Output Schema
{
"example": {
"components": {
"absoluteCovariance": 2.583251,
"covariance": 2.583251,
"interpretation": "absolute_covariance_proxy",
"intervals": 30,
"mode": "absolute",
"observations": 28,
"strictRollDefined": false
},
"computedAt": "2026-05-23T14:00:00.000Z",
"coverage": {
"completeFetch": true,
"coverageRatio": 1,
"effectiveWindowMinutes": 30,
"errorMessage": null,
"partialData": false,
"requestedWindowMinutes": 30
},
"exchange": "coinbase",
"firstTradeTime": "2026-05-23T13:00:02.000Z",
"lastTradeTime": "2026-05-23T13:59:58.000Z",
"metric": "roll-spread",
"pair": "BTC-USD",
"tradeCount": 428,
"value": 3.2145,
"window": "30m"
},
"type": "json"
}