{"uid":"cap_z-0qZFmTHiWoZmPBYZU_Q","slug":"kronos-fear-greed-index-1490e51f","name":"Kronos Fear & Greed Index","description":"Crypto Fear & Greed Index (0-100, alternative.me). Experimental/informational only — not financial advice.","url":"https://api.nexismvp.com/market/fear-greed","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":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["value","classification"],"properties":{"value":{"type":"integer","maximum":100,"minimum":0},"classification":{"type":"string"}}}}}}},"responseSchema":null,"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_LCN6zABiX8aCgFnwfVKnc","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 the current Crypto Fear & Greed Index score (0–100) with classification, sourced from alternative.me","exampleAgentPrompt":"What's the current crypto fear and greed index score right now — is the market in fear or greed?","exampleUseCases":[{"title":"Pre-trade sentiment check","prompt":"Before I make any crypto trades today, what's the fear and greed index sitting at and what does the classification say — fear, greed, or somewhere in between?"},{"title":"Daily market mood dashboard","prompt":"Pull the latest crypto fear and greed index score for my morning briefing — I want the number and the sentiment label."},{"title":"Automated sentiment alert trigger","prompt":"Check the crypto fear and greed index right now and tell me if it's in extreme fear or extreme greed territory so I can decide whether to rebalance."}],"resultDescription":"Returns a JSON object with an integer 'value' between 0 and 100 representing the current Fear & Greed Index score, and a 'classification' string such as 'Fear', 'Greed', 'Extreme Fear', or 'Extreme Greed'.","failureModes":["Upstream alternative.me data unavailable — API may return an error or stale value","Rate limiting or payment failure if x402 micropayment is not correctly handled","No query parameters accepted — passing unexpected params may cause a schema validation error"],"whenToPreferThis":"Use this endpoint when you need a quick, single numeric market sentiment reading for crypto without building your own data pipeline. Prefer it over raw price feeds when you want a pre-aggregated sentiment signal rather than price data. Best for lightweight dashboards, pre-trade checks, or triggering sentiment-based logic in automated workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:27:57.353Z","isFirstParty":false}