00Read later0Read MoreClaude Code uses Bun written in Rust nowSimon Willison’s Weblog·Simon Willison·3 months ago#9bkUsIA5#v1314#thisrelease#rust115#anthropic351#claudecode133+8 more🧰Tag tools✨Add tagIn Rewriting Bun in Rust Jarred Sumner made the following claim: Claude Code v2.1.181 (released June 17th) and later use the Rust port of Bun. Startup got 10% faster on …15s