Re:Claude Code uses Bun written in Rust now
by simonw on Sunday July 19, 2026 @12:24PM
(#48969475)
They decided on the tech stack for Claude Code over a year and a half ago.
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ratatui was still an excellent choice over a year and a half ago.
Nobody but a JS dev would choose react-on-terminal shenanigans over it
I could see CC getting a ratatui port eventually actually