.ai vs .co
A detailed comparison of .ai and .co domain extensions — pricing, features, and best use cases.
Our Verdict
.co is the more affordable option, while .ai is trending upward. Choose .ai for ai companies, or .co for startups and scaleups.
| Feature | .ai | .co |
|---|---|---|
| Registration Price | $99.99/yr | $29.99/yr |
| Year Introduced | 1995 | 2010 |
| HTTPS Required | No | No |
| Est. Registrations | 500K+ | 2M+ |
| Growth Trend | Rising | Stable |
| Registry | Government of Anguilla | .CO Internet S.A.S. |
| Name Availability | High | High |
.ai Advantages & Disadvantages
Advantages
- Instant AI brand association
- Premium, modern perception
- Growing in recognition and value
- Short two-letter TLD
Disadvantages
- Most expensive mainstream TLD ($80-100/year)
- Limited to AI-adjacent businesses
- Country code (Anguilla) — renewal rules may change
.co Advantages & Disadvantages
Advantages
- Short and memorable (only 2 characters)
- Strong global recognition
- Supported by all major registrars
- No registration restrictions
Disadvantages
- Users may accidentally type .com
- Higher renewal prices than .com
- Less established trust than .com
.ai Best For
- AI companies
- Machine learning startups
- AI-powered products
- Research labs
- Domain investors
.co Best For
- Startups and scaleups
- Modern tech companies
- E-commerce brands
- URL shortening
- Global commercial businesses
Frequently Asked Questions
How much does a .ai domain cost?
.ai domains typically cost $80-100/year for registration, making them among the most expensive mainstream TLDs. Premium .ai names on the aftermarket can cost thousands to millions of dollars.
Is .ai a real country domain?
Yes, .ai is the official country code TLD for Anguilla, a British Overseas Territory in the Caribbean. The Anguillan government has embraced the AI association and actively promotes .ai for tech companies.
Is .co a good domain for a startup?
.co is a popular choice for startups, especially when the .com equivalent is taken. It's short, globally recognized, and carries a professional image. Many funded startups use .co as their primary domain.
What is the difference between .co and .com?
.com is the original commercial TLD and remains the most trusted. .co is a newer alternative that looks similar and works well for startups and modern brands. The main risk with .co is users accidentally typing .com.
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