{"uid":"cap_OEtS7i_bXrxkZd6Kze_6R","slug":"molcloud-crypto-signals-market-sentiment-whale-alert-feed-a99505ed","name":"MolCloud Crypto Signals – Market Sentiment & Whale Alert Feed","description":"41 pay-per-request AI, search, headless browser, crypto alpha & memory APIs for autonomous agents settling in USDC on Base via x402 v2.","url":"https://api.molcloud.net/api/alpha/crypto-signals?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","queryParams"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"chain":{"type":"string","default":"base","description":"Target blockchain filter"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","required":["status","endpoint"],"properties":{"data":{"type":"object"},"payer":{"type":"string"},"status":{"enum":["success"],"type":"string"},"endpoint":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"data":{"whaleAlerts":[],"overallMarketSentiment":"Greed"},"status":"success","endpoint":"/api/alpha/crypto-signals"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_FVkkC8fNqQy01C5GS_TuW","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time crypto market sentiment and whale alert signals for a specified blockchain, paid per-request in USDC via x402.","exampleAgentPrompt":"What's the current overall crypto market sentiment and are there any whale alerts on Base right now?","exampleUseCases":[{"title":"Autonomous trading agent market check","prompt":"Before making any trades, check the current crypto market sentiment and see if there are any big whale movements happening on Base — I want to know if it's greedy or fearful."},{"title":"Daily crypto briefing for portfolio manager","prompt":"Give me a quick crypto market pulse — what's the overall sentiment today and are there any whale alerts I should know about on Base?"},{"title":"DeFi bot pre-execution signal scan","prompt":"Run a crypto signal scan on the Base chain and tell me the market sentiment and any whale alerts before I execute my next DeFi position."}],"resultDescription":"A JSON object containing an array of whale alerts (large on-chain transactions of note) and an overall market sentiment string (e.g. 'Greed' or 'Fear'), along with a success status and the endpoint path.","failureModes":["Payment not settled in USDC via x402 — returns 402 Payment Required","Invalid or unsupported chain parameter — may return empty data or error","Upstream data source unavailable — whale alerts array may be empty or sentiment stale","Rate limit exceeded — request rejected","Malformed query parameters — 400 Bad Request"],"whenToPreferThis":"Choose this endpoint when an AI agent needs a quick, pay-per-use crypto market sentiment reading and whale activity snapshot without subscribing to a full data provider. Ideal for autonomous trading bots, DeFi agents, or portfolio monitors that only need signals on-demand and want to settle micropayments in USDC on Base via x402 rather than managing API keys or subscriptions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T12:40:48.369Z","isFirstParty":false,"canonicalSlug":"molcloud-crypto-signals-market-sentiment-whale-alert-feed-a99505ed"}