Deploy Risk Calculator
Estimate deployment risk based on change size, test coverage, review status, and timing. Based on Koalr's 36-signal research-validated risk model — simplified for manual entry.
Deploy Parameters
Risk Score
This deployment looks safe. Test Coverage and CODEOWNERS Coverage are the largest contributors but both remain at acceptable levels.
Factor Breakdown
This calculator uses 7 key factors for quick manual estimation. Koalr's full platform evaluates 36 research-validated signals per PR — including author file-expertise, dependency change entropy, DDL migrations, historical incident correlation, and SLO burn rate — and self-tunes weights to your team's incident history.
See this for your real PRs
Connect GitHub and get automatic deploy risk scores on every open PR. Koalr learns from your incident history and self-tunes the weights to your team's patterns.