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Crypto Reference Price (Multi-Venue)
x402
Crypto Reference Price (Multi-Venue) is a paid API for AI agents from kr-x402-mvp.kgy5612.workers.dev, paid per call via x402, $0.003/call, status unknown (last checked 2026-10-31).
Returns aggregated reference prices for crypto tokens across multiple exchanges (Binance, Coinbase) with 24h change, per symbol.
Price / call$0.003
Success—
StatusUnknown
How this service works
Pay-per-call crypto microdata for trading/onchain AI agents via x402 (USDC on Base): Base gas, token risk, balances, multi-venue prices, Hyperliquid book/funding, kimchi premium. No API keys.
Output
Returns a JSON object with per-symbol price data including a USD reference price, Binance USDT price, Coinbase USD price, and 24h percentage change. Also includes the list of source exchange URLs and an updated_at timestamp indicating data freshness.
Example use cases
Trading bot price anchor
“Get me the latest multi-venue reference prices for BTC and ETH — I need the Binance and Coinbase figures and the 24h change so my trading bot can decide whether to open a position.”
Portfolio value snapshot
“Fetch current reference prices for BTC, ETH, and SOL so I can calculate the USD value of my holdings right now.”
Cross-exchange price discrepancy check
“Pull the Binance and Coinbase prices for BTC and ETH so I can see if there's a meaningful spread between the two venues worth arbitraging.”
Technical details
Endpoint
GEThttps://kr-x402-mvp.kgy5612.workers.dev/api/v1/perpetuals/reference-price?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a quick, multi-venue aggregated reference price for major crypto tokens (BTC, ETH, SOL) without managing API keys or exchange credentials. It is ideal for AI agents that need a consensus price across Binance and Coinbase with 24h change context, and suits pay-per-call usage patterns via x402 micropayments rather than monthly subscription APIs.
Side effects
- Invalid or unsupported symbol returns empty or error response
- Payment not completed via x402 results in 402 Payment Required response
- Network timeout from upstream exchange APIs may yield stale or missing data
- Malformed symbols query parameter may return error or partial results
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"prices": {
"BTC": {
"price_usd": 80867.7,
"binance_usdt": 80860,
"coinbase_usd": 80875.4,
"change_24h_pct": 1.2
}
},
"sources": [
"https://api.binance.com",
"https://api.coinbase.com"
],
"updated_at": "2026-10-28T11:00:00Z"
}
}Tags
x402
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