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AgentKit x402 Market Pulse — Crypto Price & Fear/Greed Index
x402
AgentKit x402 Market Pulse — Crypto Price & Fear/Greed Index is a paid API for AI agents from agentkit-x402-buy.netlify.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-13).
Returns real-time BTC and ETH prices plus the crypto Fear & Greed index, paid per-call with USDC on Base via x402 protocol.
Price / call$0.001
Success—
StatusUnknown
How this service works
x402 pay-per-call DeFi and crypto intel for AI agents. USDC on Base. No API keys.
Output
A JSON object containing the BTC/USD price, ETH/USD price, a Fear & Greed index score (0–100), the seller wallet address, and the Base network chain identifier (eip155:8453). No API key required; cost is $0.001 USDC per call settled on Base.
Example use cases
Real-time crypto dashboard update
“Pull the latest BTC and ETH prices along with the Fear & Greed index so I can update my trading dashboard — use USDC on Base to pay for the data.”
Automated DeFi trading signal check
“Before executing my DeFi rebalance, check the current market pulse: what are BTC and ETH trading at, and is sentiment fearful or greedy?”
Crypto market morning briefing
“Give me a quick market snapshot — current Bitcoin price, Ethereum price, and whether the market is in fear or greed mode today.”
Technical details
Endpoint
GEThttps://agentkit-x402-buy.netlify.app/api/market-pulseWhen to prefer
Choose this endpoint when your AI agent needs real-time BTC/ETH prices and crypto sentiment (Fear & Greed) without managing API keys — ideal for autonomous agents that can pay micropayments in USDC on Base via x402. Prefer over traditional data APIs when you want a keyless, pay-per-use model with on-chain settlement and Coinbase-curated reliability.
Side effects
- Insufficient USDC balance or failed x402 payment results in 402 Payment Required response
- Network congestion on Base may delay payment settlement
- Stale or unavailable upstream price feed may return outdated or null values
- Invalid query parameter format returns 400 Bad Request
- Service unavailable on Netlify infrastructure returns 503
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"seller": "0xEb76f3442EAF192EBdDbc1F7EeBD59CdE5e00D35",
"btc_usd": 64000,
"eth_usd": 3500,
"network": "eip155:8453",
"fear_greed": 27
}
}Tags
x402
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