{"uid":"cap__7vkdsWanAZnI-q9rO3qK","slug":"x402-data-hub-v2-crypto-fear-greed-sentiment-index-8543bfdf","name":"x402-data-hub-v2 Crypto Fear & Greed Sentiment Index","description":"16 paid endpoints - Crypto, Exchange, Yield, Governance, Sentiment","url":"https://data-hub-v4-ten.vercel.app/api/sentiment/fear-greed","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.08","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":{"p10Cents":"8.0000","medianCents":"8.0000","p90Cents":"8.0000","minCents":"8.0000","maxCents":"8.0000","p95Cents":"8.0000","sampleCount":1,"varies":false,"failureChargeRate":1},"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.08/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_IigV5X0Lvptk2rAOjLsOA","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.08","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current Crypto Fear & Greed sentiment index score and classification for market mood analysis","exampleAgentPrompt":"What's the current crypto fear and greed index score right now — is the market in extreme fear, fear, neutral, greed, or extreme greed?","exampleUseCases":null,"resultDescription":"Returns the numeric fear & greed index score (typically 0-100), a sentiment classification label (e.g. Extreme Fear, Fear, Neutral, Greed, Extreme Greed), and a timestamp indicating when the reading was taken.","failureModes":["Payment not received or underpaid — 402 Payment Required returned","Data source unavailable — upstream sentiment data provider down","Invalid request body — 400 Bad Request if POST body is malformed","Rate limiting or quota exceeded for the endpoint"],"whenToPreferThis":"Use this endpoint when an agent needs a quick quantitative market mood signal for crypto — particularly for trading bots, portfolio dashboards, or market briefing tools that need a single consolidated sentiment number. Prefer this over social media scraping or manual analysis when a standardized 0-100 fear/greed score with classification is needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:35:23.971Z","isFirstParty":false}