{"uid":"cap_5XHwRGvicq_6dHvdcqIZu","slug":"eth-price-on-base-x402-2abf7c22","name":"ETH Price on Base (x402)","description":"Instant Base wallet health brief. Pay $0.50 USDC via x402. No account.","url":"https://agentkit-x402-buy.vercel.app/api/eth-price","method":"GET","headers":{},"bodySchema":{"type":"object","$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","eth_usd":3500,"network":"eip155:8453","change_24h":1.2}},"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_qasYuoIl6Ob1qCOhUg3S0","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 the current ETH/USD price and 24-hour change on the Base network, gated by a $0.001 USDC micropayment via the x402 protocol.","exampleAgentPrompt":"What's the current ETH price in USD right now, and how much has it changed in the last 24 hours on Base?","exampleUseCases":[{"title":"Real-time ETH price alert","prompt":"Tell me the current ETH/USD price on Base and whether it's up or down compared to yesterday — I want to decide if now is a good time to swap."},{"title":"DeFi dashboard price feed","prompt":"Pull the latest ETH price in USD from Base so I can update my portfolio tracker with today's value and overnight change."},{"title":"Trading bot market check","prompt":"What is ETH trading at on Base right now, and what's the 24-hour price movement percentage?"}],"resultDescription":"A JSON object containing the current ETH/USD price (e.g. 3500), the 24-hour percentage change (e.g. 1.2), the network identifier (eip155:8453 for Base), and the seller wallet address used for the x402 micropayment.","failureModes":["Payment not included or insufficient — returns HTTP 402 with payment requirements","Invalid or malformed query parameters — returns 400 Bad Request","Network or upstream price feed unavailable — returns 503 or timeout","Rate limiting if too many requests in rapid succession"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, real-time ETH/USD price quote specifically on the Base network (eip155:8453) and want to pay per-call via x402 micropayment without creating an account. It is ideal for agents with crypto wallets that can autonomously handle x402 payments and need fresh price data for DeFi decisions, portfolio tracking, or trading logic on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:42:29.536Z","isFirstParty":false}