Claude Code v2.1.181 Now Runs on Bun Rewritten in Rust
Update Details
FAQ
What is Claude Code?
Claude Code is a software tool from Anthropic that allows developers to use Claude models in development environments.
Why was Bun rewritten in Rust?
To improve performance and stability, as Rust offers better performance and safer memory management compared to Zig.
Does this update affect the user experience?
No, the update is completely transparent and does not change the user interface or functionality, only improves backend performance.
Source: Simon Willison (LLM & tools)
AI-assisted content, human-reviewed.