Fix CI Failures Automatically
A red CI run is a tax. Someone has to stop what they're doing, open the logs, find which of the four hundred lines of output actually matters, reproduce the failure locally, fix it, and push again. For a flaky test or a lint rule that tripped, that round-trip can cost more time than the original change. Multiply it across a busy repo and CI babysitting becomes a real share of the week.
Codowave reads the failing run, figures out what broke, fixes it in an isolated container, reruns your suite to confirm it's green, and updates the PR. The red build clears itself.
Start your 5-day trialWhy CI Failures Eat So Much Time
The failure itself is usually small. The expensive part is everything around it:
- Reading past the noise to the one error that matters.
- Reproducing it — which means matching the CI environment, not just your laptop.
- Deciding whether it's a real bug, a flaky test, or a stale snapshot.
- Fixing it without breaking something else.
- Pushing and waiting for the rerun to confirm.
That loop is mechanical, which is exactly why it's worth handing to an agent. A human's attention is better spent on the change than on the ceremony of getting it green.
How Codowave Fixes a Failing Run
Codowave is GitHub-native, so it reads CI status back from the PR and acts on it as part of the same loop that wrote the code.
- Read the failure. Codowave pulls the CI logs and isolates the failing step — a test, a type error, a lint rule, a build break.
- Reproduce in an isolated container. It runs the same command in a per-org Docker container, so it's debugging the actual failure, not a guess from the log text.
- Find and apply the fix. The Coder makes the change; the Reviewer scores it against your conventions to avoid a fix that papers over the real problem.
- Rerun and confirm. The Tester reruns the suite. The PR only updates once the run is green.
- Push to the PR. The fix lands as a commit on the same branch, with the rerun output attached.
If Codowave can't get the run green — a genuinely ambiguous failure, or a flaky test that needs a human decision — it comments on the PR explaining what it found rather than pushing a guess.
What It Fixes Well
| Failure type | Example | Codowave performance |
|---|---|---|
| Type error | New code breaks a TypeScript build | Strong |
| Lint / format | A rule trips, formatting drifts | Strong |
| Broken unit test | A change altered behavior a test asserts | Strong |
| Missing test update | Snapshot or fixture out of date | Strong |
| Import / dependency error | Missing import, wrong path | Strong |
| Build break | Compilation fails after a change | Strong |
| Flaky test | Passes locally, fails intermittently in CI | Moderate — flags rather than guesses |
| Environment-specific failure | Fails only on the CI runner | Moderate |
For flaky and environment-specific failures, Codowave is deliberately conservative: it surfaces what it found instead of forcing a change that might just hide the flake.
Safe by Default
Pushing fixes to a PR is a write action, so the usual guardrails apply.
- Watch-only mode. For week one, Codowave's fix lands as a commit on the PR but the PR doesn't auto-merge. You confirm the fix is real, not a workaround, before any merge authority is granted.
- Cost ceiling per run. A hard dollar cap per agent run on your own Anthropic Claude key, so a stubborn failure can't run up a bill chasing itself.
- Reviewer guards against bad fixes. The Reviewer agent checks that the change actually addresses the failure rather than deleting a failing assertion to turn the build green.
Get Started
- Sign up at codowave.com/signup — 3 issues free, no card required.
- Connect your repo so Codowave can read CI status on your PRs.
- Let it pick up a failing run and review the fix it pushes.
- Enable auto-merge for low-risk fix categories once you trust the output.
Plans start at $20/mo — see pricing. More detail in can Codowave fix CI failures.
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