{"uid":"cap_7fzyw_F7VPHYw0X9pGcKb","slug":"swaphunt-fear-greed-historical-time-series-8cb8fec9","name":"SwapHunt Fear & Greed Historical Time Series","description":"Historical Fear & Greed time series (up to 365 days), each day with value + classification. Use to backtest sentiment, chart mood cycles or correlate fear/greed with price. The raw series, not a summary.","url":"https://x402.swaphunt.dev/v1/market/fear-greed/history","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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"days":{"type":"integer","default":30,"description":"Days of history (max 365)"},"end_date":{"type":"string","description":"ISO date YYYY-MM-DD"},"start_date":{"type":"string","description":"ISO date YYYY-MM-DD"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_5cMT14sXLHdOZij8FIpNP","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 a daily Fear & Greed index time series (value + classification) for up to 365 days, filterable by date range, for sentiment backtesting and cycle analysis.","exampleAgentPrompt":"Pull the daily Fear & Greed index for the last 90 days so I can backtest how market sentiment correlated with price action — give me the full series with each day's value and classification.","exampleUseCases":null,"resultDescription":"An array of daily entries each containing a date, a numeric Fear & Greed value (0–100), and a classification label (e.g. Extreme Fear, Fear, Neutral, Greed, Extreme Greed), covering the requested date range up to 365 days back.","failureModes":["days parameter exceeds 365 — request rejected or capped","invalid ISO date format for start_date or end_date — parsing error","start_date after end_date — empty or error response","payment of $0.005 USDC not provided — 402 Payment Required","requested date range predates available data — partial or empty array returned"],"whenToPreferThis":"Choose this endpoint when you need the raw day-by-day Fear & Greed time series for backtesting, charting sentiment cycles, or correlating sentiment with price data — as opposed to a single current reading or a summary statistic. Ideal for quantitative research requiring the full historical array rather than a snapshot.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:35:38.329Z","isFirstParty":false}