{"uid":"cap_8KNZTAKJBPxGioM4D_fYJ","slug":"api-deepbluebase-xyz-451afdc6","name":"DeepBlue Composite Crypto Sentiment API","description":"Multi-source aggregated crypto sentiment — Fear & Greed index, momentum scores, funding rates","url":"https://api.deepbluebase.xyz/sentiment/composite","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"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"label":{"type":"string"},"momentum":{"type":"number"},"fear_greed":{"type":"number"},"funding_rate_btc":{"type":"number"}}}}}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{}}},"response":{"coins":[{"rsi":52.6,"coin":"BTC","label":"neutral","regime":"trending","direction":"UP","confidence":0.5,"indicators":{"bearish":2,"bullish":3,"neutral":1},"momentum_score":0.17,"composite_score":-0.03},{"rsi":53.19,"coin":"ETH","label":"neutral","regime":"trending","direction":"UP","confidence":0.517,"indicators":{"bearish":2,"bullish":3,"neutral":1},"momentum_score":0.17,"composite_score":-0.03},{"rsi":51.91,"coin":"SOL","label":"neutral","regime":"neutral","direction":"UP","confidence":0.515,"indicators":{"bearish":2,"bullish":3,"neutral":1},"momentum_score":0.17,"composite_score":-0.03},{"rsi":52.66,"coin":"XRP","label":"neutral","regime":"trending","direction":"UP","confidence":0.524,"indicators":{"bearish":2,"bullish":3,"neutral":1},"momentum_score":0.17,"composite_score":-0.03}],"source":"DeepBlue Multi-Source Sentiment Composite","overall":{"label":"neutral","composite_score":-0.03,"fear_greed_index":33,"fear_greed_label":"Fear"},"sources":{"fear_greed":{"label":"Fear","value":33,"source":"alternative.me","normalized":-0.34},"deepblue_momentum":{"methodology":"6 indicators: RSI, MACD, Bollinger, ROC, volume spike, short-term momentum","coins_analyzed":4}},"timestamp":1776745885,"comparison":"Equivalent data from Santiment: $249/mo. From us: $0.01/call.","methodology":"60% DeepBlue momentum signals + 40% Fear & Greed Index. Normalized -1 (max bearish) to +1 (max bullish). Refreshed every 5 min."}},"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WjExLAjaSc7qwaYqpBNAo","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns multi-source aggregated crypto sentiment scores including Fear & Greed index, RSI, momentum scores, funding rates, and regime detection for BTC, ETH, SOL, and XRP","exampleAgentPrompt":"What's the current composite sentiment picture for BTC, ETH, SOL, and XRP — give me the Fear & Greed reading, momentum scores, market regime (trending vs neutral), and overall directional label so I know if the market is bullish, bearish, or neutral right now.","exampleUseCases":null,"resultDescription":"Returns a JSON object with per-coin data (BTC, ETH, SOL, XRP) each containing RSI, regime classification, directional label (UP/DOWN), confidence score, bullish/bearish/neutral indicator counts, momentum score, and composite score. Also includes an overall market summary with aggregate fear_greed index, composite score, and label. Source attributed to DeepBlue Multi-Source Sentiment Composite.","failureModes":["Payment not provided or invalid — 402 Payment Required response","Upstream data source unavailable — may return partial or stale data","Rate limiting if payment flow is interrupted","Empty or malformed response if aggregation pipeline fails"],"whenToPreferThis":"Use this endpoint when you need a comprehensive, multi-signal crypto sentiment snapshot across the four major coins (BTC, ETH, SOL, XRP) in a single call. Prefer over single-metric endpoints when you need regime detection, RSI, momentum, and Fear & Greed combined. Best for trading agents, market briefing bots, or portfolio monitoring workflows that need a holistic market mood assessment at low cost ($0.01/call).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T00:27:03.307Z","isFirstParty":false}