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Guides, methodology notes, and field-tested advice for buying property with eyes open.

How do you buy property in France with data instead of gut feeling? Secrets.RealEstate scores any French address from public building data — its analyses draw on 18.6 million notarial sold prices covering every commune in France. On this blog: the DPE energy label before you buy, what a location score really measures, purchase costs and notary fees, and what real sold prices reveal about French property values.

Jul 27, 2026 - Dennis Piskovatskov

7 AIs. 10 buildings. One clear winner - Kimi K3.

Kimi K3 won. And then something better happened.

FranceAIKimiK3LLMPropTechKnowledgeGraphRAG
Jul 22, 2026 - Dennis Piskovatskov

No Grounding. No Trust. It's That Simple.

We ran the same property-risk test on 6 AIs — Claude, Qwen, Llama, DeepSeek. Four rival labs.

FranceAIKnowledgeGraphLLMHallucinationDeepSeekSecretsRealEstate
Jul 17, 2026 - Dennis Piskovatskov

I Connected AR Glasses to Our Real Estate MCP. The Street Lit Up. It Works.

Everyone keeps saying AI + AR is "coming to real estate."

France#PropTech #AR #AI #MCP #BuildInPublic #Immobilier #DPE #SmartGlasses
Jul 3, 2026 - Dennis Piskovatskov

What 18.6 million sold prices reveal about French property values

The Secrets.RealEstate Property Price Calculator estimates any French home's value from 18.6 million notarised sale prices — free, in seconds. Here is what…

FrancePrice CalculatorFranceDataBuying guide
Jun 23, 2026 - Dennis Piskovatskov

Five questions to ask before your second property viewing

Secrets.RealEstate, the service that scores any French address from public building data, recommends five questions before any second viewing. This short,…

FranceBuying guideChecklistViewing
Jun 23, 2026 - Dennis Piskovatskov

What a location score really measures (and what it cannot)

Secrets.RealEstate's Real Estate Score rates any French address on a 30–100 scale from 15 metrics — a single number that is convenient and dangerous at once.…

FranceMethodologyLocationBuying guide
Jun 23, 2026 - Dennis Piskovatskov

The French DPE energy label, explained before you buy

The French DPE grades every home from A to G for energy use and CO2 — it shapes heating bills, sale price and, since 2025, whether a G-rated home may be rented…

FranceEnergyBuying guideFrance
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