For trading agents that need a market scan in one call: Hyperliquid perp state (...
https://cryptofeed402.site/perps/contextOverview
For trading agents that need a market scan in one call: Hyperliquid perp state (mark, funding hourly/8h/annualized, OI USD, 24h volume, premium, extreme-funding rank) joined with news sentiment and headline attention vs 7-day average for the watchlist plus coins in the news (up to 25), or ?symbols=BTC,ETH (1-20). Neutral flags, no advice. Bad params 400 / unknown 404 / stale 503 before any 402; failed calls are never charged. Sample /samples/perps-context. $0.01 USDC on Base.
Protocol
x402
Price
$0.01
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
real-time-data/news
Provider
cryptofeed402
Source
bazaar
Indexed
2026-11-02 21:31:37
Health
Status
unknown
Latency (p50)
—
Uptime (30d)
—
Reliability Score
—
Last Checked
Never
Last Healthy
Never
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
—
Asset Verified
—
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"symbols": "BTC,ETH"
},
"type": "http"
}
Output Schema
{
"example": {
"as_of": "2026-10-30T19:00:00.000Z",
"coins": [
{
"active_flags": [
"attention_spike",
"news_active"
],
"attention": {
"available": true,
"avg_7d": 17.71,
"mentions_12h": 26,
"rank": 1,
"ratio": 1.47,
"z": 2.23
},
"coin": "BTC",
"flags": {
"attention_spike": true,
"funding_extreme": false,
"news_active": true
},
"in_watchlist": true,
"perp": {
"day_change_pct": -1.57,
"funding_8h": 0.0001,
"funding_apr_pct": 10.95,
"funding_extreme_rank": 41,
"funding_hourly": 0.0000125,
"funding_ranked_of": 120,
"in_top10_extreme": false,
"mark_px": 76677,
"max_leverage": 40,
"mid_px": 76683.5,
"open_interest_coins": 30123.4,
"open_interest_usd": 2309800000,
"oracle_px": 76674.4,
"premium": 0.0000338,
"prev_day_px": 77900,
"symbol": "BTC",
"venue": "hyperliquid",
"volume_24h_usd": 4120000000
},
"sentiment": {
"available": true,
"label": "bearish",
"n_headlines": 10,
"neg": 5,
"neu": 3,
"pos": 2,
"score": -0.3,
"top_headlines": [
{
"source": "example.com",
"stance": "neg",
"title": "Example: liquidations jump after an exchange hack",
"url": "https://example.com/btc-1"
}
]
}
},
{
"active_flags": [],
"attention": {
"available": true,
"avg_7d": 5.14,
"mentions_12h": 5,
"rank": 3,
"ratio": 0.97,
"z": -0.07
},
"coin": "ETH",
"flags": {
"attention_spike": false,
"funding_extreme": false,
"news_active": false
},
"in_watchlist": true,
"perp": {
"day_change_pct": -1.92,
"funding_8h": 0.00005,
"funding_apr_pct": 5.48,
"funding_extreme_rank": 77,
"funding_hourly": 0.00000625,
"funding_ranked_of": 120,
"in_top10_extreme": false,
"mark_px": 2650.1,
"max_leverage": 25,
"mid_px": 2650.15,
"open_interest_coins": 512000,
"open_interest_usd": 1356851200,
"oracle_px": 2650.4,
"premium": -0.0001,
"prev_day_px": 2702,
"symbol": "ETH",
"venue": "hyperliquid",
"volume_24h_usd": 1800000000
},
"sentiment": {
"available": true,
"label": "neutral",
"n_headlines": 2,
"neg": 1,
"neu": 0,
"pos": 1,
"score": 0,
"top_headlines": []
}
}
],
"count": 2,
"disclaimer": "Automated data for AI agents. Not financial advice.",
"freshness": {
"attention": {
"age_seconds": 22800,
"available": true,
"generated_at": "2026-10-30T12:40:00.000Z",
"window": {
"baseline_days_approx": 7,
"baseline_runs": 14,
"current_hours": 12
}
},
"perp": {
"as_of": "2026-10-30T19:00:00.000Z",
"cache_seconds": 30
},
"sentiment": {
"age_seconds": 753,
"available": true,
"generated_at": "2026-10-30T18:47:27.000Z",
"window_minutes": 1440
}
},
"method": "Hyperliquid metaAndAssetCtxs joined by ticker with cryptofeed402 news sentiment and headline mention volume vs 7-day average. Flags are neutral facts.",
"selection": "requested",
"source": "Hyperliquid public info API + cryptofeed402 sentiment and attention snapshots"
},
"type": "json"
}