{"uid":"cap_6OKMUEd3h2mQhLaOwJWKx","slug":"crypto-market-sentiment-fear-greed-news-blend-8f2c9520","name":"Crypto Market Sentiment (Fear & Greed + News Blend)","description":"Composite crypto market sentiment: the Fear & Greed index (value, classification, trend) blended with aggregated news-headline sentiment into one bullish/bearish/neutral score, optionally focused on a coin or query. Data by alternative.me (attributed) + curated RSS headlines.","url":"https://payai.agentstools.dev/crypto/sentiment-ctl","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","required":[],"properties":{"coin":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jLjCXBQU9leELpBFDSO_l","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a composite crypto market sentiment score blending the Fear & Greed index with aggregated news-headline sentiment, optionally filtered by coin or query.","exampleAgentPrompt":"What's the current crypto market sentiment — is it bullish, bearish, or neutral? Give me the Fear and Greed index reading and how recent news headlines are shaping the overall mood, with a focus on Bitcoin.","exampleUseCases":[{"title":"Pre-trade crypto sentiment check","prompt":"Before I make any moves, can you tell me whether the crypto market is in fear or greed territory right now, and whether news sentiment is bullish or bearish overall?"},{"title":"Coin-specific sentiment for Ethereum","prompt":"What's the current market sentiment around Ethereum specifically — combine the Fear and Greed index with how ETH is being covered in the news and give me one clear bullish, bearish, or neutral verdict."},{"title":"Daily crypto mood briefing for a newsletter","prompt":"I need today's crypto market mood summary — pull the Fear and Greed index value and classification, note whether sentiment is trending up or down, and factor in what the latest headlines are saying."}],"resultDescription":"Returns a composite sentiment object including the Fear & Greed index value (0–100), its classification (e.g. Extreme Fear, Fear, Neutral, Greed, Extreme Greed), its recent trend direction, aggregated news-headline sentiment polarity, and an overall bullish/bearish/neutral composite score — optionally scoped to a specific coin or keyword query.","failureModes":["No coin found matching the provided symbol — returns empty or error response","RSS news feed unavailable — news sentiment component may be missing or stale","Fear & Greed API (alternative.me) temporarily down — index value may be absent","Invalid query parameter format — endpoint returns 400 or empty data","Rate limiting or payment failure via x402 protocol — returns 402 Payment Required"],"whenToPreferThis":"Choose this endpoint when you need a single unified crypto sentiment signal that combines both behavioral market data (Fear & Greed index) and news-driven sentiment in one call. Prefer it over raw Fear & Greed APIs when news context matters, or over raw NLP sentiment APIs when you also need the quantitative index. Especially useful for coin-specific sentiment when you want both dimensions without stitching multiple sources together.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:50:29.917Z","isFirstParty":false}