Report
Anthropic reportedly rewrote its Messages API in Rust with Claude-written code
Anthropic's Messages API team reportedly had no Rust developers; humans reportedly planned and checked the rewrite against real traffic.
TLDR
An X post claims Claude wrote the Rust code for Anthropic's Messages API rewrite, while humans planned the work and checked that old and new versions matched on real traffic. It says the team had no Rust developers and CPU use fell 40–50%.
Combined views
38.3K
3 Sources, first seen ago
