{"uid":"cap_Or7FHUWF3vBIF6O1OA0_B","slug":"agentkit-x402-market-pulse-crypto-price-fear-greed-index-8fbb6912","name":"AgentKit x402 Market Pulse — Crypto Price & Fear/Greed Index","description":"x402 pay-per-call DeFi and crypto intel for AI agents. USDC on Base. No API keys.","url":"https://agentkit-x402-buy.netlify.app/api/market-pulse","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"format":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"seller":"0xEb76f3442EAF192EBdDbc1F7EeBD59CdE5e00D35","btc_usd":64000,"eth_usd":3500,"network":"eip155:8453","fear_greed":27}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_eqVc_6qEIfPpR0mvDTc0C","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time BTC and ETH prices plus the crypto Fear & Greed index, paid per-call with USDC on Base via x402 protocol.","exampleAgentPrompt":"What's the current Bitcoin and Ethereum price, and is the market feeling fearful or greedy right now? Pay for it with USDC on Base.","exampleUseCases":[{"title":"Real-time crypto dashboard update","prompt":"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."},{"title":"Automated DeFi trading signal check","prompt":"Before executing my DeFi rebalance, check the current market pulse: what are BTC and ETH trading at, and is sentiment fearful or greedy?"},{"title":"Crypto market morning briefing","prompt":"Give me a quick market snapshot — current Bitcoin price, Ethereum price, and whether the market is in fear or greed mode today."}],"resultDescription":"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.","failureModes":["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"],"whenToPreferThis":"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.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:40:35.626Z","isFirstParty":false}