{"uid":"cap_GG4VabwDSbsJ8obohuCsH","slug":"api-carbon-cashmere-de-7850417b","name":"Crypto Fear & Greed Index with 7-Day History","description":"Professional crypto market intelligence. Real-time prices, signals, and market scoring.","url":"https://api.carbon-cashmere.de/v1/fear-greed","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"label":"Fear","value":31,"history_7d":[{"ts":"1776988800","label":"Fear","value":39},{"ts":"1776902400","label":"Fear","value":46}]}},"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":"down","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_fohzmZFgm08pgqZPcpml3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current Crypto Fear & Greed Index (0-100) with label, 7-day historical values, cached delta, and z-score for anomaly detection.","exampleAgentPrompt":"What's the current Crypto Fear & Greed Index right now, and has it moved significantly from the past week — I want to know if we're in anomaly territory based on the z-score so I can think about a contrarian position.","exampleUseCases":null,"resultDescription":"Returns a JSON object with the current Fear & Greed value (0-100 integer), a label (e.g. 'Extreme Fear', 'Greed'), a 7-day historical array of past values, a cached delta showing recent change, and a z-score indicating how statistically extreme the current reading is relative to recent history.","failureModes":["Upstream alternative.me API unavailability causing stale or missing data","Payment not fulfilled (402 response) if x402 header not provided","Rate limiting or quota exhaustion returning error response","Empty or null history_7d array if cache is cold","Z-score may be unreliable with very short historical windows"],"whenToPreferThis":"Choose this endpoint when you need a quick, enriched sentiment snapshot for crypto markets — especially when you want anomaly detection signals (z-score, delta) alongside the raw Fear & Greed value and 7-day trend, rather than computing these yourself from raw alternative.me data. Ideal for sentiment-aware position sizing logic, contrarian strategy triggers, or any agent workflow that needs to factor market psychology into decisions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:55.505Z","isFirstParty":false}