4-letter .ai domains for sale: prices, examples and tips
Short names are the most valuable part of the .ai market, and 4-letter names are where many startups find the sweet spot: short enough to type and brand, but not as rare and expensive as 2- and 3-letter names.
What 4-letter .ai domains sell for
Publicly reported 4-character .ai sales include Golf.ai at $140,000 (2024), Mini.ai at €100,000 (2025) and USDC.ai at $59,888 (2025). Across all public .ai sales, names of 2–4 characters sold for a median of $200,000, almost twice as much as longer names (see our analysis of 43 .ai sales and the full sales records).
Which 4-letter .ai names are worth the most?
- Real words (Golf, Mini): the easiest to remember and the most valuable.
- Pronounceable names (two easy syllables): easy to say, great for brands.
- Strong acronyms (like ISBN or USDC): valuable when the letters already mean something.
- Random letter strings: cheaper, and best for companies that already use those initials.
4-letter .ai domains for sale on 4ai
These 4-letter names are owned by 4ai and open to offers: Neuf.ai (French for both new and nine), Nudy.ai, Abst.ai, Govr.ai, Eagi.ai, ISBN.ai, ITLG.ai, Cfps.ai, Xrex.ai and Aapl.ai. See all short .ai domains for sale, including 2- and 3-letter names like p0.ai.
Tips before you buy a 4-letter .ai
- Say it out loud. If people can say it as a word, it is a brand. If they must spell it, it is an acronym.
- Check the initials. A 4-letter acronym is most valuable to a company that already uses those letters.
- Make an offer. Short names are usually sold by offer. On 4ai you get a reply within 24 hours and pay no buyer fees.
Frequently asked questions
How much is a 4-letter .ai domain worth?
It depends on whether it is a word, pronounceable or an acronym. Public sales of 4-character .ai names include Golf.ai at $140,000, Mini.ai at 100,000 euros and USDC.ai at $59,888. Random letter strings sell for much less.
Where can I buy a 4-letter .ai domain?
On 4ai.ai, where 4-letter .ai names such as Neuf.ai, Nudy.ai, Govr.ai, Eagi.ai and ISBN.ai are for sale by offer, with Escrow payment and no buyer fees.
Are 4-letter .ai domains still available?
Most pronounceable 4-letter .ai names are already registered, so they are bought from their owners. Random letter combinations are more often still available to register.
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