• CoStar’s Apartments.com expanded its integration with OpenAI’s ChatGPT alongside the launch of GPT-6 Astra, enabling in-chat rental search and leasing actions.
• Users can access live unit availability, pricing, fees, rich media, messaging, tour requests, and bookings without leaving ChatGPT.
• Apartments.com reported nearly 40% growth in referral traffic from ChatGPT since the app launched in early August.
• OpenAI featured Apartments.com in a GPT-6 Astra apartment-hunting demo, positioning the integration as a driver of higher-intent leads for advertisers.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. CoStar Group Inc. published the original content used to generate this news brief via Business Wire (Ref. ID: 202609080900BIZWIRE_USPR_____20260908_BW894193) on September 08, 2026, and is solely responsible for the information contained therein.