{"uid":"cap_g4-q3P2JAg98zy78UCWAX","slug":"crypto-sentiment-by-coin-x402-micropayment-9c52f773","name":"Crypto Sentiment by Coin (x402 Micropayment)","description":"X402 micropayments server — AI agents pay USDC for OFAC screening, rates, and billing verification.","url":"https://x402helper.xyz/89e509/crypto/sentiment-ctl?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"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"coin":{"type":"string","default":null}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"result":{},"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_N-qKyfF-03fNQHpi0_Z0a","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns sentiment analysis data for a specified cryptocurrency, accessible via x402 USDC micropayment at $0.004 per call.","exampleAgentPrompt":"What's the current sentiment for Bitcoin — is the market leaning bullish or bearish right now?","exampleUseCases":[{"title":"Pre-trade sentiment check for ETH","prompt":"Before I make a move, can you pull the current market sentiment for Ethereum and tell me whether it's positive or negative?"},{"title":"Sentiment scan for altcoin portfolio","prompt":"Check the sentiment for Solana and give me a sense of whether the market mood is bullish or bearish right now."},{"title":"Crypto mood report for daily briefing","prompt":"What's the sentiment looking like for Dogecoin today — positive, negative, or neutral?"}],"resultDescription":"Returns a JSON object with a 'success' boolean and a 'result' object containing the sentiment data for the requested cryptocurrency coin. Exact sentiment fields (e.g. score, label, signal) are not fully documented but reflect crowd or model-derived sentiment for the coin.","failureModes":["Missing or invalid 'coin' query parameter may return empty or generic results","Payment failure or invalid x402 USDC transaction results in 402 Payment Required response","Unknown coin symbol may return empty result or error","Service downtime or backend unavailability returns 5xx error","OFAC-screened wallet addresses may be blocked from payment"],"whenToPreferThis":"Choose this endpoint when you need a quick, low-cost sentiment signal for a specific cryptocurrency and are already operating in an x402 micropayment context. Best for agents that need lightweight sentiment checks per coin without committing to a full sentiment data subscription. Not ideal if you need historical sentiment trends, multi-coin batch analysis, or richer metadata beyond a basic signal.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:41:50.301Z","isFirstParty":false,"canonicalSlug":"crypto-sentiment-by-coin-x402-micropayment-9c52f773"}