{"uid":"cap_TPaEodSeJbAy9RV6BzJCO","slug":"foundry-crypto-fear-and-greed-index-6ec7f35b","name":"Foundry Crypto Fear and Greed Index","description":"Crypto Fear and Greed Index: today's value and the last 7 days. Input: any text.","url":"https://minty-sprout.onrender.com/v1/fear-greed?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"string","maxLength":8000,"description":"Any text"}}},"responseSchema":{"type":"json","example":{"today":{"date":"1793404800","value":30,"classification":"Fear"},"source":"alternative.me Crypto Fear & Greed Index","last_7_days":[{"date":"1793404800","value":30,"classification":"Fear"},{"date":"1793318400","value":30,"classification":"Fear"},{"date":"1793232000","value":51,"classification":"Neutral"}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Ctpj8Bk9ghHUde-Be38Hu","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns today's Crypto Fear & Greed Index value and the last 7 days of historical values with classifications","exampleAgentPrompt":"What's the crypto fear and greed index today, and how has it looked over the past week?","exampleUseCases":[{"title":"Pre-trade sentiment check","prompt":"Before I decide whether to buy some ETH, what's the current crypto fear and greed index and how has it trended over the last 7 days?"},{"title":"Daily crypto market briefing","prompt":"Give me a quick crypto market sentiment snapshot — what's today's fear and greed index value and classification?"},{"title":"Detect extreme market conditions","prompt":"Is the crypto market in extreme fear or extreme greed right now? Show me the index value for today and each of the past 7 days."}],"resultDescription":"Returns today's Crypto Fear & Greed Index as a numeric value (0-100) with a classification label (e.g. Fear, Neutral, Greed, Extreme Fear, Extreme Greed) and a timestamp, plus an array of the last 7 days of daily values with the same structure. Source attribution to alternative.me is included.","failureModes":["Upstream alternative.me API unavailable — index data may be stale or missing","Malformed or empty response if the data provider is experiencing downtime","No historical data returned if fewer than 7 days of records are available from the upstream source"],"whenToPreferThis":"Use this endpoint when you need a quick, standardized crypto market sentiment signal based on the widely recognized Fear & Greed Index. It is ideal for pre-trade analysis, daily briefings, or monitoring sentiment trends without building a custom data pipeline. Prefer this over raw on-chain metrics endpoints when a human-interpretable sentiment label (Fear/Greed) is sufficient.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-01T06:57:43.055Z","isFirstParty":false,"canonicalSlug":"foundry-crypto-fear-and-greed-index-6ec7f35b"}