OpenCode engineer: Carbon built a Rust UI library overnight and rewrote their desktop app

m4rkmc · x · 2026-11-11

Kit Langton, an engineer at OpenCode, says that after struggling with UI consistency, the team gave Carbon a list of requirements before ending their day. Overnight, Carbon built a new Rust UI library from scratch and rewrote the OpenCode desktop app with working demos. He calls it an "incredibly brainy model" and now a preferred planning model for their hardest tasks — anecdotal evidence that Carbon is already in developers' hands.

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