{"uid":"cap_4PLBVzJ-HOPasTXCVsArQ","slug":"coinopselect-sentiment-aggregate-api-d3b81e7c","name":"CoinOpSelect Sentiment Aggregate API","description":"Paid on-chain token, wallet, contract and research data over x402 on Base.","url":"https://coinop.publicvm.com/api/v1/sentiment/aggregate?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"sources":{"type":"array","example":[{"text":"Bitcoin adoption is growing strong","type":"news"}]}}},"responseSchema":{"type":"json","example":{"query":"sentiment-aggregate","result":{}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_3NW0gQEu9ADHKsKZlTSZ1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Aggregates sentiment scores across multiple text sources (news, social, etc.) into a unified crypto/market sentiment signal, paid per call via x402 on Base.","exampleAgentPrompt":"Can you aggregate the sentiment across these three crypto news snippets for me — 'Bitcoin adoption is growing strong', 'Ethereum fees are making DeFi too expensive', and 'Solana network experiencing outages' — and tell me what the combined market mood looks like?","exampleUseCases":[{"title":"Pre-trade market mood check","prompt":"Before I make a trade, can you pull the sentiment from these five recent Bitcoin news headlines and tell me if the overall signal is bullish, bearish, or neutral?"},{"title":"Token research sentiment rollup","prompt":"I've got a mix of news articles and social posts about MATIC — can you aggregate all their sentiment into one score so I can see the broader market feeling?"},{"title":"Automated crypto newsletter sentiment digest","prompt":"Every morning I want you to take these ten crypto news items from the past 24 hours and give me an aggregated sentiment reading so I know the general mood before markets open."}],"resultDescription":"Returns a JSON object with a 'query' field set to 'sentiment-aggregate' and a 'result' object containing the aggregated sentiment data computed from the provided sources. The result reflects a combined sentiment signal derived from all input text items and their labeled source types.","failureModes":["Empty or malformed 'sources' array returns an empty result object","Missing required 'text' or 'type' fields in source items may produce incomplete aggregation","Payment failure via x402 (insufficient USDC balance) results in 402 response before processing","Ambiguous or very short text snippets may yield low-confidence or neutral aggregated output","Rate limits or on-chain congestion may cause timeouts"],"whenToPreferThis":"Choose this endpoint when you need to combine sentiment signals from multiple heterogeneous text sources (news, social, etc.) into a single aggregate crypto market sentiment score, especially when you want on-chain payment via x402 on Base and are working within a crypto/DeFi agent workflow. Prefer this over single-document sentiment endpoints when you have a batch of inputs and need one unified reading.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T12:42:42.856Z","isFirstParty":false,"canonicalSlug":"coinopselect-sentiment-aggregate-api-d3b81e7c"}