{"uid":"cap_vqEmCJV3TWxz32tCkBfKg","slug":"verifyuk-property-constraints-8cbc71f7","name":"VerifyUK Property Constraints","description":"Evidence-backed English property planning-constraint screen for listed buildings, conservation areas, Article 4, green belt and planning flood zones. No account or API key required; pay 0.05 USDC on Base and retry with the automatically issued Idempotency-Key. Screening only, not legal advice.","url":"https://verifyuk-property-check-production.up.railway.app/v1/x402/property/constraints","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"address":{"type":"string","description":"Full English property address including postcode"},"response_mode":{"type":"string","const":"compact"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_XEEPOVndlao3-y2kqp-0B","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Screens an English property address for planning constraints including listed buildings, conservation areas, Article 4 directions, green belt, and planning flood zones.","exampleAgentPrompt":"Can you screen 14 Hartley Lane, Knaresborough, HG5 8AH for any planning constraints — I want to know if it's listed, in a conservation area, subject to Article 4, in the green belt, or in a planning flood zone?","exampleUseCases":[{"title":"Pre-purchase property due diligence","prompt":"Before I put in an offer on 32 Church Street, Bath, BA1 1NL, can you check whether it has any planning constraints — listed building status, conservation area, Article 4, green belt, or flood zone?"},{"title":"Development feasibility screening","prompt":"I'm thinking of extending a property at 8 Elm Road, Oxford, OX2 7BN — can you screen it for Article 4 directions and conservation area restrictions that might block permitted development?"},{"title":"Investment portfolio constraint check","prompt":"Can you check the planning constraints for 55 Victoria Road, Cambridge, CB4 3BW — I need to know about listed building status, green belt, and flood zone designations before we proceed with acquisition?"}],"resultDescription":"Returns a structured constraint screen for the given English property address, indicating presence or absence of: listed building designation, conservation area membership, Article 4 directions, green belt location, and planning flood zone. Each constraint is backed by evidence references. The response is in compact mode.","failureModes":["Address not found or unrecognised postcode — returns an error or empty result","Non-English address submitted — service covers England only, may return an error","Missing or invalid authentication credentials — returns 401 Unauthorized","Missing Idempotency-Key header — request rejected","Malformed address string — may produce inaccurate or no results","Downstream planning data source unavailable — may return partial or error response"],"whenToPreferThis":"Choose this endpoint when you need a rapid, evidence-backed planning constraint screen for a specific English property address — particularly useful during property due diligence, pre-purchase assessment, or development feasibility checks. It is purpose-built for English planning law categories (listed buildings, conservation areas, Article 4, green belt, flood zones) rather than generic land registry or title searches. Prefer it over manual council searches or general-purpose geospatial APIs when you need structured, actionable constraint flags with supporting evidence at low cost.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:28:48.187Z","isFirstParty":false}