Text Classifier — Topic Categories & Readability

Text classification API for AI agents. Classify text into topic categories with confidence scores, readability metrics (Flesch-Kincaid), and content type detection (article, review, email, code, etc.). Tools: text_classify_content. Use this for content routing, auto-tagging, spam detection, or organizing unstructured text. IMPORTANT: For sentiment analysis, use text_analyze_sentiment instead. Returns: {categories[], readability, contentType, confidence}. No API key required — x402 micropayment $0.005/call on Base L2.