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ArbiPulse ETF/NAV Premium-Discount Tracker
x402
ArbiPulse ETF/NAV Premium-Discount Tracker is a paid API for AI agents from arbipulse.vercel.app, paid per call via x402, $0.1/call, status down (last checked 2026-09-15).
Returns ETF premium/discount data versus NAV for US, European, Asian, and crypto ETFs to identify arbitrage opportunities between market price and net asset value
Price / call$0.1
Success—
StatusDown
How this service works
12 endpoints scanning arbitrage opportunities across DeFi yield spreads, DEX price differentials, perpetual funding rates, sports surebets, ETF/NAV gaps, and commodity regional pricing. Execution-tier calldata for AI agents. Payments via x402 protocol on Base mainnet (USDC $0.05–$0.20 per query). Part of PulseNetwork.
Output
A list of ETFs with their current market price, NAV, and the premium or discount percentage, segmented by region (US, European, Asian, crypto), highlighting the largest arbitrage spreads between market price and net asset value.
Example use cases
Example prompt
“Which US and crypto ETFs are currently trading at the biggest premium or discount to their NAV right now — I want to find arbitrage opportunities between market price and net asset value.”
Technical details
Endpoint
GEThttps://arbipulse.vercel.app/api/etfWhen to prefer
Choose this endpoint when you need ETF-specific NAV vs market price premium-discount data across US, European, Asian, or crypto ETF markets. Prefer this over CEX or DEX arbitrage endpoints when the target is a traditional or crypto ETF structure rather than spot or derivatives markets.
Side effects
- ETF ticker not found — returns 404 or empty result
- Data feed delay causing stale NAV values
- Region filter not recognized — returns 400 bad request
- Payment not processed — returns 402 Payment Required
- Rate limit exceeded — returns 429 Too Many Requests
Output
Schema · Response
{
"type": "json",
"example": {
"ticker": "IBIT",
"scan_time": "2026-06-06T12:00:00Z",
"data_sources": [
"Bloomberg NAV data",
"BlackRock IBIT factsheet",
"CF Benchmarks BTC reference rate"
],
"region_notes": "US crypto ETFs unique: NAV based on CF Benchmarks BTC reference rate. EU bitcoin ETPs (21Shares, ETC Group) follow similar mechanics.",
"arb_mechanics": {
"retail_arb_viability": "Not directly accessible — creation/redemption only available to APs (Goldman, Jane Street, etc.). Retail can trade premium/discount via options strategies.",
"ap_arbitrage_works_when": "Premium exceeds ~25bps — AP buys BTC spot, delivers to fund, receives IBIT shares at NAV, sells IBIT in market",
"institutional_opportunity": "Current 18bps premium below AP threshold but approaching it. Monitor for widening.",
"creation_redemption_threshold_bps": 25
},
"current_state": {
"direction": "premium",
"confidence": "medium",
"estimated_premium_discount_bps": 18
},
"pulse_suggestions": [],
"historical_context": {
"notable_events": [
"IBIT traded at 0.5% premium launch week Jan 2024",
"Discount of 15bps during BTC flash crash May 2024"
],
"current_vs_historical": "Premium is above 30-day average of 8bps — elevated but not extreme",
"typical_spread_range_bps": "5-50bps for crypto ETFs vs BTC spot"
},
"related_instruments": [
{
"arb_angle": "IBIT/FBTC relative premium spread — if one premiums more than other, relative arb via pairs trade",
"instrument": "FBTC (Fidelity BTC ETF)",
"relationship": "Competing product"
},
{
"arb_angle": "If IBIT premium > AP threshold, institutional can short IBIT futures and buy BTC spot",
"instrument": "BTC Spot (Coinbase/Kraken)",
"relationship": "Underlying asset"
}
],
"specific_opportunity": {
"minimum_size_usd": null,
"opportunity_type": null,
"execution_approach": null,
"opportunity_exists": false,
"estimated_profit_bps": null,
"authorized_participant_process": "APs submit creation baskets of $25M+ BTC to BlackRock daily — not retail accessible"
}
}
}Tags
x402
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