“The rapid progress in both language models and the scaffolds we use to interact with them opens the door to writing an enormous amount of new code.”

Anthropic ran 16 Claude Opus agents in parallel and they built a 100,000-line C compiler in two weeks for $20K. The thing actually compiles Linux on x86, ARM, and RISC-V. This isn’t science fiction anymore. Multi-agent coordination for serious engineering work is here.