{"uid":"cap_q5bvnr34mNpsafvDrVdXI","slug":"quotevault-live-chainlink-price-feed-ec2a7c1b","name":"Quotevault — Live Chainlink Price Feed","description":"Live Chainlink price feed on Base, read from the oracle contract at request time: price, round id, last update and feed address. Pairs: ETH-USD, BTC-USD, SOL-USD, LINK-USD, CBETH-USD, AERO-USD, USDC-USD, EUR-USD. Pass ?pair=ETH-USD (default ETH-USD). No third-party API, no cache.","url":"https://oraclepost.higgsfield.app/api/premium/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":{"const":"http"},"method":{"const":"GET"},"queryParams":{"type":"object","required":["pair"],"properties":{"pair":{"type":"string","description":"Pair to quote, e.g. ETH-USD"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_D_Fq3n0TJyCNTmj-J9buV","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a live Chainlink oracle price (price, round ID, last update timestamp, feed address) for a specified crypto or forex pair on Base, read directly from the on-chain contract at request time.","exampleAgentPrompt":"What's the current ETH-USD price straight from the Chainlink oracle on Base — include the round ID and when it was last updated?","exampleUseCases":[{"title":"DeFi bot real-time pricing","prompt":"Pull the live BTC-USD price from the Chainlink oracle on Base right now — I need the price, round ID, and last update time for my trading bot."},{"title":"On-chain EUR-USD rate check","prompt":"What is the current EUR-USD exchange rate according to the Chainlink price feed on Base? Give me the feed address too."},{"title":"Portfolio valuation with oracle prices","prompt":"Get me the live Chainlink oracle prices for ETH-USD, SOL-USD, and LINK-USD on Base so I can calculate the current value of my holdings."}],"resultDescription":"Returns the live price (in USD or base quote currency), Chainlink round ID, last update timestamp, and the oracle contract feed address for the requested pair. Data is read directly from the on-chain Chainlink contract with no caching or third-party intermediary.","failureModes":["Unsupported pair — returns error if pair not in supported list (ETH-USD, BTC-USD, SOL-USD, LINK-USD, CBETH-USD, AERO-USD, USDC-USD, EUR-USD)","RPC node unavailability — on-chain read may fail if the Base RPC endpoint is temporarily unreachable","Payment failure — x402 payment of $0.02 USDC must succeed before data is returned","Malformed pair parameter — passing incorrectly formatted pair string returns an error"],"whenToPreferThis":"Choose this endpoint when you need a trustless, uncached, on-chain Chainlink oracle price for a supported Base pair and cannot rely on a centralized API or cached data. Ideal for DeFi agents, smart contract interactions, or any use case requiring verifiable, tamper-resistant price data with provenance (round ID, feed address, update time). Prefer over centralized exchange price APIs when on-chain verifiability matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T12:48:30.375Z","isFirstParty":false}