Proptech · AWS
Zillow
Real-estate marketplace; the Zestimate is large in-house valuation ML; natural-language search on OpenAI.
Foundation proximity: Native (own / self-hosted weights)
Foundational models & how they consume them
Primaryown ML (Zestimate)· self-hosted · Native (own / self-hosted weights)
SecondaryGPT· OpenAI API · Direct API
Cloud & datastore
AWSownSQL ServerCompliance
SOC 2Similar companies
CompassOthers that build on proprietary / self-built models
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FAQ
Does Zillow use a foundational AI model?
Zillow uses own ML (Zestimate), GPT (Native (own / self-hosted weights)).
What cloud does Zillow run on?
Zillow runs on AWS.
What database does Zillow use?
Zillow uses own, SQL Server.
How close does Zillow run to the foundational model?
Zillow is Native (own / self-hosted weights) — close to the metal, so cheaper tokens and more control over outputs.
Sources
zillow.com ↗Also on the map
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