{"uid":"cap_YeVZ4UxeB3hIyiV_EUjZT","slug":"nexuseval-marketing-preflight-1d49f281","name":"NexusEval Marketing Preflight","description":"x402-native pre-publish Marketing Quality Gateway for autonomous AI agents.","url":"https://nexuseval.vercel.app/api/evaluate/email","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"cta":{"type":"string","description":"Primary call to action"},"copy":{"type":"string","description":"Marketing copy or campaign material to evaluate"},"audience":{"type":"string","description":"Target audience"},"headline":{"type":"string","description":"Headline, subject line or core message"},"objective":{"type":"string","description":"Primary marketing objective"}}},"responseSchema":{"type":"json","example":{"score":82,"decision":"PASS","riskFlags":[],"recommendations":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.04","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":"$0.04/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nsIbZzgoCZZ_B8e7rmePX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.04","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Evaluates marketing copy, headlines, and CTAs before publishing by scoring quality, flagging risks, and recommending improvements","exampleAgentPrompt":"Before I send this email campaign, can you run a preflight quality check on it? The headline is 'Unlock 50% Off — Today Only', the copy is 'Our biggest sale of the year is here. Shop now and save big on all products', the CTA is 'Shop Now', it's targeting deal-seeking millennials, and the objective is to drive e-commerce conversions.","exampleUseCases":[{"title":"Email campaign quality gate","prompt":"Before we blast this promotional email, check the quality: headline is 'Your Exclusive Invite Is Here', copy is 'Join our VIP program and get early access to new collections plus member-only discounts', CTA is 'Join Now', audience is existing customers aged 25-40, and objective is loyalty and retention."},{"title":"New product launch ad review","prompt":"Can you evaluate this product launch ad copy before we publish? Headline: 'Introducing SmartBrewPro — Coffee Reinvented', copy: 'The only coffee maker that learns your taste. Freshly brewed perfection every morning.', CTA: 'Pre-Order Now', target audience is tech-savvy home baristas, and our objective is to drive pre-order conversions."},{"title":"SaaS trial sign-up campaign check","prompt":"Run a preflight check on our latest SaaS campaign — headline is 'Start Your Free Trial in 60 Seconds', the copy reads 'No credit card needed. Collaborate, automate, and scale with our all-in-one platform.', CTA is 'Try Free', audience is small business owners, and the objective is free trial sign-ups."}],"resultDescription":"Returns a numeric quality score (0-100), a PASS or FAIL decision, an array of risk flags identifying potential issues with the copy, and an array of actionable recommendations to improve the marketing material before publishing.","failureModes":["Missing required fields (copy or headline) returns a validation error","Copy too short or nonsensical may return low score with vague recommendations","Ambiguous audience or objective may reduce recommendation specificity","Network timeout or service unavailability returns a 5xx error","Payment failure via x402 protocol blocks request from being processed"],"whenToPreferThis":"Choose this endpoint when an AI agent needs a structured, scored quality gate before publishing marketing content — especially email campaigns. It is particularly valuable in automated marketing pipelines where human review is bypassed and a programmatic PASS/FAIL decision with risk flags is needed. Prefer it over generic LLM prompting when you need a consistent numeric score and structured risk output rather than freeform critique.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:38:00.935Z","isFirstParty":false}