No need to login or sign up
Start from the place you already work: your inbox.
Your Website. One Email.
Casso is an AI agent that builds and maintains websites entirely through email.
You're in.
Check your inbox for next steps from Casso.
No login. No signup. Free hosting on a .bycasso.com address for as long as you want it.
Meet Casso
Hi, I'm Casso
An email-based AI agent to build, deploy and maintain your websites.
No login
No signup
Fast static hosting
Email-based updates
Human backup
Benefits
Benefits of using me.
Update your website from your phone
Send edits by email whenever you notice something that should change.
Fast website load times
Sites are published as lightweight static pages designed to load quickly.
Human support when I can't do it
If a request needs capabilities outside the agent, Casso can route the conversation for human follow-up.
Connect yours free, or we buy you one
Already own a domain? We connect it for free. Do not own one? On the $96 a year plan we buy and register it for you.
SEO optimized structure
Pages can include clear titles, headings, metadata, internal links, and readable content structure.
Free Casso hosting
Websites can stay live on a .bycasso.com domain indefinitely at no cost.
Your own domain, connected free
Already own a domain name? Send it over and we connect it at no cost. If you do not own one yet, the $96 a year plan buys and registers it for you.
Plain-language edits
Ask for copy, layout, image, page, and navigation updates in normal email language.
Hosting + domains
Free to publish, and free on a domain you already own.
Use a free Casso subdomain for as long as you want, and if you already own yourbusiness.com we will connect it for free, certificate included. The $96 a year plan is for when you do not own a domain yet and want us to buy and register one for you.
Start here
Give Casso an inbox to reply to.
Click through to the get-started page, enter your email, and check your inbox for next steps.