{"uid":"cap_iP0eGnFLr3OMMIXdVK7HW","slug":"combify-compute-sentiment-classifier-cca5a00a","name":"Combify Compute Sentiment Classifier","description":"Quick opinion triage: labels text POSITIVE or NEGATIVE with confidence plus all scores (DistilBERT SST-2), fixed price $0.005 USDC. Use this for sentiment only, not nuanced moderation or answers (use /chat). POST JSON body {text (required, max 2000 chars)}. Returns {label, score, scores}. Unpaid calls get 402; paid calls settle only on success.","url":"https://compute.combify.app/classify?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","description":"Text to classify, max 2000 chars"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_OtOtI5usNQQqVHeq8MZcx","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Classifies input text as POSITIVE or NEGATIVE with confidence scores using DistilBERT SST-2, priced at $0.005 USDC per call","exampleAgentPrompt":"Can you classify this customer review as positive or negative and tell me how confident you are: 'The onboarding was painless but the dashboard is confusing and slow'?","exampleUseCases":[{"title":"Product review sentiment triage","prompt":"I have a customer review that just came in — 'Battery life is incredible but the screen scratches way too easily' — can you label it positive or negative and give me the confidence score?"},{"title":"Social media comment filtering","prompt":"Check this tweet for me: 'Can't believe how terrible the support was, waited 3 days and got no reply.' Is it positive or negative, and how confident are you?"},{"title":"App store feedback scoring","prompt":"Run sentiment on this app store review: 'Super intuitive design and blazing fast performance, exactly what I needed.' Give me the label and the full scores."}],"resultDescription":"Returns a JSON object with: `label` (string, either 'POSITIVE' or 'NEGATIVE'), `score` (float 0–1, confidence for the winning label), and `scores` (object with confidence values for all classes). On unpaid or failed calls, returns HTTP 402.","failureModes":["HTTP 402 if payment is not attached or fails — call is not charged on failure","Text exceeding 2000 characters may be rejected or truncated","Network timeout for unusually complex inputs","Invalid JSON body returns a 400-level error","Model is binary only — nuanced or neutral sentiment cannot be expressed"],"whenToPreferThis":"Choose this endpoint when you need a fast, cheap, binary sentiment signal (POSITIVE/NEGATIVE) with a calibrated confidence score for short-to-medium text. It is ideal for triage pipelines, review scoring, comment filtering, or any workflow where volume is high and a two-class label suffices. Prefer /chat for nuanced moderation, open-ended questions, or multi-class classification needs. At $0.005 USDC per call it is the lowest-cost option on the platform for opinion detection.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:36:04.933Z","isFirstParty":false,"canonicalSlug":"combify-compute-sentiment-classifier-cca5a00a"}