CoStar Group / costar.com
AI-powered commercial real estate data, analytics, and marketplace platform providing property intelligence, market analytics, and transaction information for CRE professionals.
Pricing
Free
Free plan
No
Category
Developer Tools
Platforms
2
Free plan
No
API access
No
Open source
No
Platforms
2
CoStar Group is the leading commercial real estate information and analytics company — providing comprehensive property data, market analytics, transaction information, and CRE marketplace listings. CoStar is the authoritative data source for commercial real estate decisions across office, industrial, retail, multifamily, and hospitality property types. AI-powered analytics enhance CoStar's data platform — AI property condition reports analyse building characteristics and condition signals, AI-powered comparables identify the most relevant comparable transactions for appraisal and valuation, and AI market analytics forecast rent trends, vacancy rates, and absorption. CoStar's data coverage spans 6 million+ commercial properties across the US, UK, and expanding international markets — with field researchers continuously updating property information. LoopNet is CoStar's CRE marketplace for property listings — AI-powered search and matching connects buyers, tenants, and brokers to available properties. Apartments.com (CoStar subsidiary) provides multifamily listing marketplace. With subscribers including major CRE brokers, institutional investors, and lenders, CoStar is the indispensable data infrastructure for commercial real estate.
CoStar AI runs as ml platform software built around data and text workflows. Users typically start with a prompt, upload, or connected data source, and the underlying model handles the heavy lifting before returning a result you can refine or export. It's available on web and api.
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The capabilities that matter most for teams evaluating CoStar AI.
Comprehensive CRE property data, analytics, and transaction information for 6M+ properties — the authoritative market intelligence platform for CRE brokers, investors, and lenders.
Rent forecasting, vacancy rate prediction, and absorption analysis from AI models on CoStar's comprehensive property data — improving investment and leasing decisions.
CRE listing marketplace with AI-powered search matching buyers, tenants, and brokers to available commercial properties — complementing the analytics platform with transaction marketplace.
Annual subscription. Per-user pricing. Publicly traded (CSGP). Contact for pricing.
Model
Subscription
Starting price
Free
Free trial
Yes
MSCI Real Estate provides global real estate index and analytics. Trepp provides CMBS and commercial lending data. Yardi Matrix provides apartment and commercial property data. CompStak provides CRE lease comps.
A side-by-side look at the closest alternative in this category.
Key facts about model providers, platforms, and team support.
Model Provider
CoStar
Platforms
Web, API
Deployment
SaaS
Integrations
Excel, Salesforce, CRE systems, API
Team Collaboration
Yes
Launch Year
2023
Compliance signals and data-handling notes as reported by the vendor.
SOC 2 Type II. ISO 27001. GDPR compliant. Enterprise data handling agreements.
Commercial real estate data and analytics processed on CoStar cloud infrastructure. Field-verified property data maintained by CoStar research teams.
Verified reviews from signed-in users, stored in the backend and averaged into this tool's rating.
Editorial Verdict
CoStar is the indispensable AI commercial real estate data and analytics platform for CRE professionals wanting authoritative property data, AI market analytics, and transaction intelligence for investment and leasing decisions.
Last verified July 24, 2026.
Annual subscription. Per-user pricing. Publicly traded (CSGP). Contact for pricing.
Enterprise subscription. No public pricing. Annual contracts. CoStar owns LoopNet and Apartments.com. Publicly traded (CSGP).
SOC 2 Type II. ISO 27001. GDPR compliant. Enterprise data handling agreements.
SOC 2 Type II. ISO 27001. GDPR compliant. Real estate regulatory compliance. Enterprise data handling agreements.
Commercial real estate data and analytics processed on CoStar cloud infrastructure. Field-verified property data maintained by CoStar research teams.
Commercial real estate transaction and property data processed on CoStar's infrastructure. Data licensing agreements govern access to CoStar's proprietary database.
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