Yes
The biggest gain was that E2E tests took too much time in the pipeline, and finding the root cause of bugs in nightly tests took even more time
jampa on Hacker News
prevent about 2-3 critical bugs per month
In the thread “Using Claude Code SDK to reduce E2E test time”, replying to this comment
Helped: Quickly fixing test failures in PRs before merging.
Got in the way: Claude went offline for 30 minutes, blocking engineers.
… For this project specifically: I think the critical bugs would have been caught in our overnight full E2E run anyway. The biggest gain was that E2E tests took too much time in the pipeline, and finding the root cause of bugs in nightly tests took even more time. When a test fails in the PR, we can quickly fix it before merging. …