.ai vs .io
A detailed comparison of .ai and .io domain extensions — pricing, features, and best use cases.
Our Verdict
.io is the more affordable option, while .ai is trending upward. Choose .ai for ai companies, or .io for tech startups.
| Feature | .ai | .io |
|---|---|---|
| Registration Price | $99.99/yr | $39.99/yr |
| Year Introduced | 1995 | 1997 |
| HTTPS Required | No | No |
| Est. Registrations | 500K+ | 2M+ |
| Growth Trend | Rising | Rising |
| Registry | Government of Anguilla | Internet Computer Bureau |
| Name Availability | High | Medium |
.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
.io Advantages & Disadvantages
Advantages
- Strong tech brand association
- Better name availability than .com
- Short and memorable
- I/O computing connection
Disadvantages
- Premium pricing ($30-50/year)
- Country code controversy (BIOT)
- Not ideal for non-tech businesses
.ai Best For
- AI companies
- Machine learning startups
- AI-powered products
- Research labs
- Domain investors
.io Best For
- Tech startups
- SaaS products
- Developer tools
- API platforms
- Open-source projects
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 .io good for startups?
Yes, .io is widely accepted and even preferred in the startup ecosystem. Tech investors, developers, and early adopters recognize .io as a legitimate, modern domain choice. Many successful companies use .io domains.
Is .io good for SEO?
Google treats .io as a generic TLD for search purposes, not as a country code. This means .io domains are not geo-targeted and can rank globally, making them excellent for international SaaS products.
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