Perpetual futures funding rate and open interest snapshot for one Hyperliquid pe
Perpetual futures funding rate and open interest snapshot for one Hyperliquid perp (any listed coin, e.g. BTC or HIP-3 xyz:TSLA): current hourly funding, 8h and annualized rate, open interest in coins and USD, 24h volume, mark and oracle price, premium, 24h change, and whether it ranks in the top 10 funding extremes. venues[] uses symbol / venue / funding_rate / open_interest_usd plus as_of. Unknown symbols: 404, no charge. JSON. Free sample at /samples/perps. $0.002 USDC per call on Base.
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://cryptofeed402.site/perps/:symbol
| Category | Market data |
|---|---|
| Provider host | cryptofeed402.site |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-24 | valid payment request | 402 | $0.002 | 807 ms |
Example input (from the provider)
{
"method": "GET",
"pathParams": {
"symbol": "BTC"
},
"queryParams": {},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"pathParams": {
"properties": {
"symbol": {
"description": "Hyperliquid perp ticker, case-insensitive (BTC, ETH, SOL, HYPE, kPEPE, ...); HIP-3 as dex:TICKER (xyz:TSLA)",
"pattern": "^(?:[A-Za-z]{1,10}:)?[A-Za-z0-9]{1,20}$",
"type": "string"
}
},
"required": [
"symbol"
],
"type": "object"
},
"queryParams": {
"properties": {},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"as_of": {
"description": "ISO 8601 UTC time the upstream data was fetched",
"type": "string"
},
"change_24h_pct": {
"type": "number"
},
"disclaimer": {
"type": "string"
},
"funding": {
"properties": {
"annualized_pct": {
"type": "number"
},
"interval_hours": {
"type": "number"
},
"rate_8h": {
"type": "number"
},
"rate_hourly": {
"type": "number"
},
"side_paying": {
"type": "string"
}
},
"type": "object"
},
"funding_extreme": {
"properties": {
"in_top10": {
"type": "boolean"
},
"rank": {
"type": [
"integer",
"null"
]
},
"ranked_universe": {
"type": "integer"
}
},
"type": "object"
},
"generated_at": {
"description": "ISO 8601 UTC response time",
"type": "string"
},
"mark_px": {
"type": "number"
},
"open_interest": {
"properties": {
"coins": {
"type": "number"
},
"usd": {
"type": "number"
}
},
"type": "object"
},
"oracle_px": {
"type": "number"
},
"premium": {
"type": "number"
},
"symbol": {
"type": "string"
},
"venue": {
"type": "string"
},
"venues": {
"items": {
"properties": {
"funding_rate": {
"type": "number"
},
"open_interest_usd": {
"type": "number"
},
"symbol": {
"type": "string"
},
"venue": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"volume_24h_usd": {
"type": "number"
}
},
"required": [
"symbol",
"as_of",
"venues",
"funding",
"open_interest"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}