- CoStar Group launched Apartments.com AI, a conversational platform designed to help renters discover, compare, and evaluate apartments through natural language prompts.
- The tool taps Apartments.com’s multifamily database, pricing information, neighborhood insights, and Matterport 3D tours to deliver personalized recommendations.
- The launch signals an escalating AI race across real estate portals as major platforms invest in proprietary data to differentiate consumer search experiences.
CoStar Group is bringing generative AI deeper into the rental market with the launch of Apartments.com AI, a conversational apartment search experience available across the platform. Announced on June 16, the tool aims to replace traditional filters and keyword searches with a digital assistant that can guide renters through the leasing process.
Get Smarter about what matters in CRE
Stay ahead of trends in commercial real estate with CRE Daily – the free newsletter delivering everything you need to start your day in just 5-minutes
CoStar’s expanding AI play
Apartments.com AI builds on the company’s earlier AI initiatives. CoStar introduced an AI-powered apartment smart search feature earlier in 2026 and launched Homes AI for residential homebuyers, creating a broader strategy around conversational property discovery. CEO Andy Florance framed the latest product as a shift from browsing listings to interacting with a trusted rental advisor.
The details
Renters can describe preferences in everyday language, such as budget constraints, pet policies, commute needs, or neighborhood amenities, and receive tailored apartment recommendations. The platform also answers property and neighborhood questions, compares communities, guides users through Matterport 3D tours, and facilitates contact with leasing teams. According to CoStar, the experience draws on Apartments.com’s property data, pricing information, professional media, and neighborhood intelligence to provide more context than general-purpose AI tools.
The AI apartment search race
Real estate platforms are rapidly integrating generative AI into consumer-facing products, betting that conversational interfaces can simplify complex housing decisions. CoStar is leaning on its proprietary datasets as a competitive advantage, pairing AI capabilities with the information already powering its marketplaces. The strategy mirrors broader industry efforts to make search more personalized while keeping users within a platform’s ecosystem.
Why it matters
Apartment search has historically relied on static filters that can struggle to capture lifestyle preferences or nuanced renter priorities. CoStar is betting that combining AI with proprietary multifamily data can improve consumer engagement and shorten the path from search to lease. The company said its network averaged 131 million monthly unique visitors during Q1 2026, according to CoStar Group, giving the new feature a substantial audience at launch.
What’s next
Apartments.com AI is available to users immediately, but CoStar describes the platform as a continuously learning system that will refine recommendations based on renter interactions over time. The rollout also suggests the company will continue expanding AI capabilities across its portfolio of marketplaces, including commercial and residential brands. For apartment owners and operators, that could create new opportunities—and expectations—for AI-driven leasing and customer engagement.
