--- title: "Buy 728.ai (728 AI) – Premium .ai Domain for Sale | 4ai" url: https://4ai.ai/domains/728-ai/ description: "728.ai is for sale: a three-digit name that reads like a date, 7/28, for an events or calendar brand. Make an offer: no buyer fees, Escrow.com." source: 4ai.ai, a marketplace for premium .ai domain names --- # 728.ai (728 AI) is for sale ## Securely buy domains with the protection of the Escrow.com shield No buyer fees Escrow.com holds your payment until 728.ai has been transferred to you. Escrow.com checks the WHOIS database of the registrar to confirm that you are listed as the new registrant. Only then is the payment released to 4ai. ## Make an offer on 728.ai Make an offer on the page (offer form). We reply within 24 hours. ## About 728.ai Type 3-digit number Length 3 characters + .ai Category Short Price Open to offers Transfer Usually 1–5 daysProtected by Escrow.com Buyer fees NoneWe pay the Escrow.com fee ## Why 728.ai? 728.ai is a three-digit name that reads like a date, 7/28, for an events or calendar brand. Numeric domains are language-neutral, easy to say in any country and very short. There are only 1,000 possible 3-digit .ai domains, so names like 728.ai are scarce by definition. In many Asian markets numbers also carry meaning, which makes short numeric domains especially sought after. Google treats .ai as a generic domain, so a website on 728.ai can rank in every country, not only in Anguilla. ## How to buy 728.ai - Send your offer with the form above. You get a private negotiation page. - We reply on that page within 24 hours: we accept, decline or send a counter offer, and you can answer it there. - You pay through Escrow.com, which holds the money. There are no fees for you: we pay the Escrow.com fee. - We transfer 728.ai to your registrar, and escrow releases the payment once it is yours. New to buying domains? See [how to buy a .ai domain](https://4ai.ai/how-to-buy-ai-domain/) step by step .ai domain guides: [How to get a .ai domain](https://4ai.ai/news/how-to-get-a-ai-domain-in-2026-new-premium-or-expired/) · [Spaceship .ai domains](https://4ai.ai/news/spaceship-ai-domains-what-sold-there-and-how-to-buy/) · [How to choose a .ai domain name](https://4ai.ai/news/how-to-choose-a-ai-domain-name-for-your-startup/) [Make an offer on 728.ai](#make-offer) ## Questions about 728.ai Is 728.ai for sale? Yes. 728.ai is owned by 4ai and available now. Click Make Offer to send your price. How much does 728.ai cost? 728.ai is sold by offer. Send the amount you would like to pay and we will reply within 24 hours. How do I receive 728.ai after buying? Payment goes through Escrow.com. We then transfer 728.ai to your registrar account, usually within 1 to 5 days. ## Similar .ai domains for sale - [Make Offer](https://4ai.ai/domains/730-ai/#make-offer) ### [730.ai](https://4ai.ai/domains/730-ai/) - [Make Offer](https://4ai.ai/domains/768-ai/#make-offer) ### [768.ai](https://4ai.ai/domains/768-ai/) - [Make Offer](https://4ai.ai/domains/782-ai/#make-offer) ### [782.ai](https://4ai.ai/domains/782-ai/) - [Make Offer](https://4ai.ai/domains/790-ai/#make-offer) ### [790.ai](https://4ai.ai/domains/790-ai/) - [Make Offer](https://4ai.ai/domains/819-ai/#make-offer) ### [819.ai](https://4ai.ai/domains/819-ai/) - [Make Offer](https://4ai.ai/domains/869-ai/#make-offer) ### [869.ai](https://4ai.ai/domains/869-ai/) [See all .ai domains for sale →](https://4ai.ai/ai-domains-for-sale/) ## Comparable .ai domain sales Recent public sales of short .ai domains, for reference when you make your offer on 728.ai: - **BM.ai** $55,000 *Jan 2026* - **Bot.ai** $1,200,000 *Feb 2026* - **You.ai** $700,000 *Oct 2023* - **Law.ai** $350,000 *Aug 2025* [All .ai domain sales records →](https://4ai.ai/ai-domain-sales-records/) ## .ai domain market news - October 5, 2026 · DomainInvesting.com ### [Elliot Silver: the .ai vs .si debate is a distraction for AI startups](https://4ai.ai/news/elliot-silver-the-ai-vs-si-debate-is-a-distraction-for-ai-startups/) - September 11, 2026 · Domain Name Wire ### [Semify.ai stays with its investor owner after a close WIPO decision](https://4ai.ai/news/semify-ai-stays-with-its-investor-owner-after-a-close-wipo-decision/) - August 26, 2026 · DN Journal ### [Eight of the top 10 sales are .ai, all six figures](https://4ai.ai/news/eight-of-the-top-10-sales-are-ai-all-six-figures/) [More .ai domain news →](https://4ai.ai/news/)