{"name":"PulseFeed","description":"Real-time on-chain data & alerts for AI agents on Base. Pay-per-call via x402 (USDC).","protocol":"x402","network":"base","payTo":"0x7f5f784Ba98cEcFC0bA4336f0E48222A3d4d69a8","tools":[{"method":"GET","path":"/pulse","price":"$0.01","description":"Live token pulse on Base: transfer activity, unique senders/receivers, volume over a block window. Answers 'is this token active right now?'","params":{"token":"ERC-20 contract address (0x...)"},"url":"https://pulsefeed.dev/pulse?token=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"},{"method":"GET","path":"/whales","price":"$0.02","description":"Whale alerts on Base: large token transfers over a block window (from/to/amount/tx), with configurable threshold. Answers 'are whales moving this token now?'","params":{"token":"ERC-20 contract address (0x...)","min":"minimum transfer size in whole token units (optional, default 100000)"},"url":"https://pulsefeed.dev/whales?token=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&min=250000"},{"method":"GET","path":"/flow","price":"$0.02","description":"Accumulation/distribution on Base: which addresses are net-accumulating vs net-distributing a token over a block window (smart-money flow). Answers 'who is buying/dumping this token now?'","params":{"token":"ERC-20 contract address (0x...)"},"url":"https://pulsefeed.dev/flow?token=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"},{"method":"GET","path":"/trust","price":"$0.02","description":"Trust & safety oracle for x402 services: before an agent pays an unknown endpoint, check if it is live, returns a valid x402 challenge, its reputation/uptime, AND run a scam/anomaly scan (payTo hijack between crawls, price bait-and-switch, honeypot/zero payTo, non-USDC asset, network mismatch) — should you pay it? ~80% of x402 endpoints are dead/invalid. With no param: catalog of working services + ecosystem risk map.","params":{"endpoint":"x402 endpoint URL to verify (optional; omit for the working-services catalog)"},"url":"https://pulsefeed.dev/trust"},{"method":"GET","path":"/momentum","price":"$0.01","description":"Token momentum on Base: transfer activity and volume of the current block window versus the previous one, with % change. Answers 'is this token heating up or cooling down right now?'","params":{"token":"ERC-20 contract address (0x...)"},"url":"https://pulsefeed.dev/momentum?token=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"}],"docs":"Call any tool without payment to receive an x402 402 challenge with payment details."}