{"uid":"cap_2_0Q3JQU3Qe3FA8c37OUp","slug":"octodamus-x-sentiment-scan-6de292e7","name":"Octodamus X Sentiment Scan","description":"Octodamus X Sentiment Scan -- pay-per-call x402 endpoint on Base. Preview: https://api.octodamus.com/v2/x_sentiment/scan/preview","url":"https://api.octodamus.com/v2/x_sentiment/scan","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"type":"object","required":["method"],"properties":{"method":{"type":"string","const":"GET"},"headers":{"type":"object","required":["PAYMENT-SIGNATURE"],"properties":{"PAYMENT-SIGNATURE":{"type":"string","description":"x402 EIP-3009 USDC payment signature (Base mainnet)"}}}}},"output":{"type":"object","properties":{"action":{"enum":["BUY","SELL","HOLD"],"type":"string"},"signal":{"enum":["BULLISH","BEARISH","NEUTRAL"],"type":"string"},"btc_trend":{"enum":["UP","DOWN","SIDEWAYS"],"type":"string"},"reasoning":{"type":"string"},"confidence":{"type":"number","maximum":1,"minimum":0},"fear_greed":{"type":"number","maximum":100,"minimum":0},"polymarket_edge":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.5","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":"$0.5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Ygk84rlamU86iLKk7dmiL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.5","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a real-time crypto trading signal (BUY/SELL/HOLD) with sentiment, BTC trend, fear/greed index, and Polymarket edge derived from X (Twitter) sentiment analysis","exampleAgentPrompt":"What's the current X sentiment signal for crypto — is it bullish or bearish, and should I be buying, selling, or holding BTC right now?","exampleUseCases":null,"resultDescription":"Returns a structured object with: a trading action recommendation (BUY, SELL, or HOLD), a sentiment signal (BULLISH, BEARISH, or NEUTRAL), a BTC trend direction (UP, DOWN, or SIDEWAYS), a confidence score between 0 and 1, a fear/greed index score from 0 to 100, a natural-language reasoning string explaining the signal, and a Polymarket edge object with prediction market insights.","failureModes":["Missing or invalid PAYMENT-SIGNATURE header returns 402 Payment Required","Expired or already-used payment signature returns 402","Insufficient USDC balance on Base mainnet causes payment failure","Network or upstream data unavailability may return 5xx error","Malformed GET request returns 400"],"whenToPreferThis":"Choose this endpoint when you need a fast, pay-per-call, real-time crypto sentiment signal derived specifically from X (Twitter) social data, including a BUY/SELL/HOLD action, fear/greed score, and Polymarket edge — especially useful for agents making autonomous trading or alerting decisions without needing a subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:42:39.606Z","isFirstParty":false}