{"uid":"cap_5zkdi8KL9gmsEdYU1pItp","slug":"signalpost-signals-08acb0f2","name":"Signalpost — signals","description":"A simple, fully disclosed momentum signal from Chainlink on Base: current price versus the price 24 oracle rounds earlier, percent change, and a label (up / down / flat, threshold 0.5%). Pass ?pair=ETH-USD (default). The method is the whole product: no model, no secret sauce. Not financial advice.","url":"https://oraclepost.higgsfield.app/api/signal","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, e.g. ETH-USD or BTC-USD"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{}}}}},"responseSchema":null,"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_kC6qGlwR5qCv-bZHsTKJi","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 a simple momentum signal for a crypto pair (e.g. ETH-USD) using Chainlink oracle data on Base: current price vs 24 rounds ago, percent change, and an up/down/flat label.","exampleAgentPrompt":"What's the current momentum signal for ETH-USD — is it trending up, down, or flat based on the last 24 Chainlink oracle rounds on Base?","exampleUseCases":[{"title":"Pre-trade momentum check for ETH","prompt":"Before I place a trade, can you check the current Chainlink momentum signal for ETH-USD and tell me whether it's up, down, or flat and by how much?"},{"title":"BTC trend alert for trading bot","prompt":"Is BTC-USD showing upward momentum right now based on Chainlink oracle data on Base — what's the percent change and the signal label?"},{"title":"Dashboard signal refresh for crypto portfolio","prompt":"Refresh the momentum signal for ETH-USD from the Chainlink oracle — I want the current price, the price 24 rounds ago, the percent change, and whether it's labeled up, down, or flat."}],"resultDescription":"Returns the current Chainlink oracle price for the requested pair, the price from 24 oracle rounds earlier, the percent change between them, and a directional label: 'up', 'down', or 'flat' (using a 0.5% threshold). The methodology is fully disclosed — no proprietary model is involved.","failureModes":["Invalid or unsupported pair string returns an error (e.g. non-existent pair)","Chainlink oracle on Base is temporarily unavailable or lagging, causing stale or missing data","Payment of $0.001 USDC not completed (x402 payment required error)","Network issues reaching the Base RPC or oracle contract"],"whenToPreferThis":"Choose this endpoint when you need a transparent, fully disclosed momentum signal derived purely from on-chain Chainlink oracle data on Base — no black-box model, no secret sauce. Prefer it over proprietary signal APIs when auditability and simplicity matter. It is purpose-built for lightweight agent workflows that need a quick directional label without complex ML infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-19T06:41:11.173Z","isFirstParty":false}