APR 23
6 min
anthropic
anthropic
Claude Opus 4.7 review: 11/14 on a real monorepo, and the 3 misses are all re-exports
Adrian Marcus scored Claude Opus 4.7 on a 63k-line TypeScript monorepo: 11/14 correct, median of 5 runs. Every miss pattern and the exact prompts are in the post.
—
unrated
read →6 min
APR 23
4 min
advanced
advanced
Refactor legacy TypeScript with AI: a rename across 14 call sites, without the re-export trap
A step-by-step AI refactor on a 63k-line TypeScript monorepo. The prompt, the re-export trap, and why Claude Opus 4.7 + Aider beat the IDE agent by 3 call sites.
8.4
peer score
read →4 min