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Crypto Multi-Venue Price Feed (x402)
x402
Crypto Multi-Venue Price Feed (x402) 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 multi-venue spot prices (Binance, Coinbase) plus 24h change for requested crypto symbols, paid per-call via x402 USDC micropayment on Base.
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 USD price, Binance USDT price, Coinbase USD price, and 24h percentage change, along with the list of source exchange URLs and an updated_at timestamp.
Example use cases
Trading bot pre-trade price check
“Before placing my trade, grab the latest BTC and ETH prices from Binance and Coinbase and tell me the 24-hour percentage change for each.”
DeFi arbitrage opportunity scan
“Pull the current multi-venue spot prices for BTC, ETH, and SOL so I can see if there are any significant price gaps between Binance and Coinbase right now.”
Portfolio snapshot for onchain agent
“Give me a live price update for BTC and ETH in USD, including which exchange reported each price and how much they've changed today.”
Technical details
Endpoint
GEThttps://kr-x402-mvp.kgy5612.workers.dev/api/crypto-prices?utm_source=zero.xyzWhen to prefer
Choose this endpoint when an AI agent needs real-time multi-venue spot prices for major crypto assets without managing API keys, and is willing to pay $0.003 USDC per call via x402 micropayment. It is ideal for trading bots, onchain agents, or DeFi tools that need cross-exchange price comparison (Binance vs Coinbase) and 24h momentum data in a single call.
Side effects
- Payment not received or x402 USDC micropayment fails — endpoint returns 402 Payment Required
- Invalid or unsupported symbol requested — may return empty or null price entry
- Upstream exchange API unavailable — partial data returned or stale prices
- Malformed symbols query parameter — returns error or defaults to BTC,ETH,SOL
- Network timeout from Cloudflare Worker — returns 5xx error
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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