{"uid":"cap_ONfddLoqE6q5CDNTYcjlF","slug":"preplayer-ai-multi-label-text-classifier-95eb6c9c","name":"PrepLayer.ai Multi-Label Text Classifier","description":"Rule-based multi-label text classification over a fixed taxonomy (urgency, financial_promise, credential_request, crypto_mention, cta, legal_offer, medical_claim, seo_spam, url_shortener, press_release, question, has_contact). Deterministic - identical text always yields identical labels.","url":"https://api.maximusmediahouse.com/v1/classify?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","description":"Source text (1-100000 chars)."},"threshold":{"type":"integer","default":2,"maximum":4,"minimum":0,"description":"Minimum rule weight for a label to be emitted."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_eWs1AKR7pLX2xpP3nj9jR","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Applies rule-based multi-label classification to text across a fixed 12-category taxonomy including urgency, spam, crypto mentions, and PII signals","exampleAgentPrompt":"Can you classify this email text for urgency, financial promises, crypto mentions, and spam signals using the rule-based classifier — use a threshold of 2: 'Act now! Limited Bitcoin investment opportunity. Call us today to secure your guaranteed returns. Click here: bit.ly/xyz'","exampleUseCases":[{"title":"Spam filter for user-generated content","prompt":"Run this forum post through the multi-label classifier with default threshold and tell me which labels fire — especially looking for seo_spam, url_shortener, and financial_promise: 'Earn $5000/week from home! Visit our link: tinyurl.com/money123 and get started today!'"},{"title":"Phishing email triage pipeline","prompt":"Classify this inbound email text for credential_request, urgency, and cta labels using threshold 3 so only strong signals come through: 'Your account has been compromised. Verify your login immediately by entering your password at the link below.'"},{"title":"Content compliance screening","prompt":"I need to screen this advertiser copy for medical_claim and legal_offer labels before we publish it — use threshold 1 to catch even weak signals: 'Our supplement cures chronic pain. Results guaranteed or your money back. Consult your attorney for terms.'"}],"resultDescription":"Returns a set of matched label names from the fixed 12-label taxonomy (urgency, financial_promise, credential_request, crypto_mention, cta, legal_offer, medical_claim, seo_spam, url_shortener, press_release, question, has_contact) for labels whose rule weights meet or exceed the specified threshold. Response is deterministic — identical inputs always produce identical label sets.","failureModes":["Text shorter than 1 character or longer than 100,000 characters returns a validation error","Threshold value outside 0-4 range returns a schema validation error","Empty or null text field causes a bad request response","Non-string text input causes type validation failure","Network timeout on very large payloads near the 100,000 character limit"],"whenToPreferThis":"Choose this endpoint when you need fast, deterministic, rule-based multi-label classification over a fixed content-safety taxonomy — especially for spam, financial fraud, phishing, or compliance screening pipelines where reproducibility is required. Prefer this over LLM-based classifiers when you need zero variance across identical inputs, low latency, and predictable cost at $0.003 per call. Best suited for high-volume content moderation where the 12-label taxonomy covers your use case.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:36:33.896Z","isFirstParty":false,"canonicalSlug":"preplayer-ai-multi-label-text-classifier-95eb6c9c"}