{"uid":"cap_X_ACkXEFVmkAaa0AM82Y7","slug":"nexusapi-ai-sentiment-analysis-9e1e3cfa","name":"NexusAPI AI Sentiment Analysis","description":"Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.","url":"https://nexus-api-peach-nine.vercel.app/api/ai/sentiment","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"query":{"type":"string","description":"Search query or input parameter"}}},"responseSchema":{"type":"object","description":"API response data"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.122078","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":"$0.122078/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.122078","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.122078","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Rmx42QKYuE7QpZuSSvb0k","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.122078","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Analyzes the sentiment of a given text or search query, returning a sentiment classification and related scores","exampleAgentPrompt":"Can you analyze the sentiment of this text and tell me if it's positive, negative, or neutral: 'The product quality was excellent but the shipping took way too long and customer support was unresponsive.'","exampleUseCases":[{"title":"Monitor crypto community sentiment","prompt":"Check the sentiment of these recent tweets about the new Bitcoin ETF announcement and let me know if the community is excited or skeptical about it."},{"title":"Gauge customer feedback tone","prompt":"I've got a batch of customer reviews from last week that I need you to analyze. Tell me how many are positive versus negative and what the overall mood seems to be around our new feature release."},{"title":"Assess news headline impact","prompt":"Can you look at this financial news headline about the Fed's rate decision and tell me whether it sounds bullish or bearish for the market?"}],"resultDescription":"Returns a sentiment classification (positive, negative, neutral) with associated confidence or sentiment scores for the provided text input","failureModes":["Empty or missing query field returns validation error","Excessively long input text may be truncated or rejected","Ambiguous or multilingual text may produce low-confidence results","Payment failure via x402 prevents call execution","Rate limiting or server errors on the Vercel deployment may cause 5xx responses"],"whenToPreferThis":"Use this endpoint when you need quick, pay-per-call sentiment classification without managing API keys, particularly in crypto/finance or social media contexts where USDC micropayments are acceptable and no subscription is desired","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:34:40.446Z","isFirstParty":false}