{"uid":"cap_i1awHfQfSt__VJkZbzh0l","slug":"french-real-estate-avm-price-estimator-dvf-comparables-83281cf9","name":"French Real Estate AVM Price Estimator (DVF Comparables)","description":"Real-estate price estimate (AVM) computed from real DVF sale comparables: €/m² median + range and value for a surface. Free trial: /free/estimation-immo. Query: ?adresse=&surface=&type=appartement|maison","url":"https://api.x-402.online/v1/fr/estimation-immo","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"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":"unknown","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_1LBM0UYHQo-_rykbD_eWi","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":"Returns an automated valuation model (AVM) estimate for a French property — median €/m², price range, and total value — computed from real DVF (Demandes de Valeurs Foncières) sale comparables.","exampleAgentPrompt":"What's the estimated value of a 65 m² appartement at 12 rue de la Paix, Paris 75002? I'd like the median €/m² and the total price range based on recent DVF sales.","exampleUseCases":null,"resultDescription":"Returns an automated valuation including: median price per m² derived from real DVF sale comparables, a low-to-high price range in euros, and an estimated total market value for the specified surface area. Typically structured as a JSON object with numeric fields for median, min/max range, and computed value.","failureModes":["Address not found or too ambiguous — returns error or empty comparables","No DVF transactions found nearby — insufficient data for estimate","Missing required query parameters (adresse, surface, or type) — returns 400-style error","Address outside France — endpoint only covers French DVF data","Payment not completed (402) — for non-free tier calls"],"whenToPreferThis":"Use this endpoint when you need a quick, data-backed property price estimate for a specific French address, grounded in actual notarial sale records (DVF). Prefer it over generic real estate platforms when you need programmatic access to €/m² medians and ranges for appartement or maison types. It is especially useful for investment analysis, buyer/seller negotiation support, or enriching a broader French real estate dossier (complement it with DPE, risk, and KYB data from sibling endpoints).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:32:14.332Z","isFirstParty":false}