When review time plateaued, reviewers had stopped reading

Salesforce reported that after adopting AI-assisted coding, code volume grew by about 30%, and pull requests regularly exceed 20 files and 1,000 lines. Review time for the largest PRs stopped growing and in places decreased—the company interpreted this as reviewers abandoning substantive checks of changes.

• Code volume grew by about 30% after AI assistants were introduced
• Pull requests regularly exceed 20 files and 1,000 lines
• Review time for largest PRs plateaued and in places decreased
• Salesforce switched to Prizm system that groups diffs by meaning