Gadgets: Personal app vibe coding that is actually safe — Kenton Varda, Cloudflare
Source
AI Engineer
Author
AI Engineer
Date
Terms in this piece · Glossary
vibe coding — Building software by describing what you want to an AI in plain language and steering the result, instead of writing every line yourself.
sandbox — An isolated environment where AI-generated code or agent actions run without being able to touch anything real.
Why it matters
It answers the standing question of how to let untrusted AI-generated code run in a real product, with a sandboxAn isolated environment where AI-generated code or agent actions run without being able to touch anything real.Full definition → architecture specific enough to copy.
Key quotes
“My, uh, key point is personal AI codegen breaks traditional cloud infrastructure.”
Kenton Varda
“On the web, everyone can build whatever they want. And it turns out it's fine. It's not the security disaster that Apple and Google keep telling us would happen.”
Kenton Varda
“it's almost like easier to in the United States to buy a gun than it is to like get access to your own phone to install unsigned software”
Kenton Varda
“there is no security bug you can have in this code that matters”
Kenton Varda
“Kenton I don't think you should yeet this. I don't think this is yeet material.”
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