{"uid":"cap_vNRsszKUu3RtehmeYHSCP","slug":"api-production-853c-up-railway-app-7ca958a5","name":"MatrixFold Social Post Validator","description":"","url":"https://api-production-853c.up.railway.app/v1/validate","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":{"request":{"text":"Excited to announce our new product launch! We're committed to delivering innovative solutions for our customers. Follow for updates! #startup #tech #innovation","platform":"x"},"response":{"score":100,"valid":true,"errors":[],"metrics":{"chars":160,"links":0,"emojis":0,"images":0,"hashtags":3,"lineBreaks":0},"platform":"x","warnings":[],"riskLevel":"low","suggestedFixes":[]}},"exampleRequest":{"text":"Excited to announce our new product launch! We're committed to delivering innovative solutions for our customers. Follow for updates! #startup #tech #innovation","platform":"x"},"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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_YKxWOetdtlw5ZXXRBoZjO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates X/Twitter, LinkedIn, and Xiaohongshu posts for platform compliance before publishing, returning rule codes, risk score, and suggested fixes.","exampleAgentPrompt":"Before I post this on LinkedIn, can you run a compliance check on it: 'Excited to announce our new product launch! Contact me at john@gmail.com or WhatsApp +1-555-0123. Follow for updates! #hiring #startup #tech #innovation #growth #linkedin #networking #B2B #entrepreneur #CEO' — flag any rule violations, give me a risk score, and tell me what to fix.","exampleUseCases":null,"resultDescription":"A JSON object containing rule violation codes (e.g. excessive hashtags, off-platform contact detected, length exceeded), a numeric risk score, and actionable fix suggestions for each violation found in the post.","failureModes":["Missing or unsupported platform identifier returns an error","Post text field empty or null causes validation failure","Network timeout from Railway hosting environment","Malformed JSON request body returns 400-level error","Payment not processed (x402 protocol failure) blocks the call"],"whenToPreferThis":"Use this endpoint when an AI agent needs to pre-screen social media posts for X/Twitter, LinkedIn, or Xiaohongshu before publishing — especially to catch platform-specific rule violations like hashtag limits, emoji density, off-platform contact scraping terms, link restrictions, and character length. Prefer this over generic text analysis when you need platform-specific rule codes and risk scoring rather than sentiment or readability.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:40:12.915Z","isFirstParty":false}