Pattern: Rust Is Becoming the Default Language for the New Agent-Tooling Layer
GitHub·medium signal
The infrastructure tier beneath the harnesses is increasingly written in Rust for speed and single-binary distribution: Google's Workspace CLI, tw93/Kaku (a terminal built for AI coding), metalbear's mirrord, yvgude/lean-ctx, and GCWing/BitFun all ship as Rust binaries. As agent tooling moves from convenience scripts to always-on daemons, startup time and memory matter, pushing builders toward Rust over Python/Node for the plumbing.