{"uid":"cap__IBZNqjODLeg1f1noq5zO","slug":"x402-sentiment-analysis-api-197c1af0","name":"x402 Sentiment Analysis API","description":"Pay-per-execution serverless text parsing pipeline tools for autonomous software agents.","url":"https://x402-ai-scraper.vercel.app/api/sentiment?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_xG54uVs5CFQ_UpbEvFtNi","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","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 string and returns a sentiment classification, payable per-call via x402 micropayments.","exampleAgentPrompt":"Can you analyze the sentiment of this review and tell me if it's positive, negative, or neutral: 'The product arrived quickly and worked perfectly, but the packaging was a bit flimsy'?","exampleUseCases":[{"title":"Customer review sentiment triage","prompt":"Classify the sentiment of this product review for me — positive, negative, or neutral: 'Great battery life but the screen scratches way too easily.'"},{"title":"Social media brand monitoring","prompt":"Tell me whether this tweet about our brand is positive or negative: 'Absolutely love the new update, the app is so much faster now!'"},{"title":"Support ticket prioritization","prompt":"Analyze the sentiment of this support message so I can flag it if it's negative: 'I've been waiting three weeks for a refund and nobody has responded to my emails.'"}],"resultDescription":"The endpoint returns a sentiment classification (e.g. positive, negative, neutral) for the submitted text, potentially along with a confidence score or polarity value. Results are delivered synchronously per call, with each call costing $0.02 USDC via x402 micropayment.","failureModes":["Empty or missing text field returns a validation error","Extremely long text may be truncated or rejected","Non-English text may produce unreliable results","Payment failure results in a 402 response blocking execution","Ambiguous or sarcastic text may be misclassified"],"whenToPreferThis":"Choose this endpoint when you need pay-per-use, serverless sentiment analysis without a subscription — ideal for sporadic or agent-driven workloads where x402 micropayments are already integrated. Best for single-text classification at low per-call cost rather than bulk batch processing through a traditional API.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T18:39:47.302Z","isFirstParty":false,"canonicalSlug":"x402-sentiment-analysis-api-197c1af0"}