GPUI extracted from the Zed monorepo as a standalone workspace, with the layout engine reworked to keep what did not change between frames
Latest release v0.1.13 · 2 Nov 2026
3 files for Codex, OpenCode and Claude Code: gpui-fast AGENTS.md, gpui-fast CLAUDE.md, update-upstream — 1,128 tokens loaded in every session.
AGENTS.md A 437 tok CLAUDE.md A 691 tok .claude/commands/update-upstream.md A 26 tok These files are longbridge/gpui-fast's own configuration — they tell Codex, OpenCode and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.