GitHub Actions Minutes Calculator
Calculate GitHub Actions costs by OS type. Estimate Linux, Windows, and macOS runner minutes with free tier deductions.
Calculate CI/CD pipeline costs including build minutes, storage, and artifact transfer. Optimize your continuous integration spending.
CI/CD pipeline costs can quickly add up as your team scales. Build minutes, artifact storage, and data transfer all contribute to monthly bills that may surprise you if left unmonitored. This calculator helps you estimate and break down your total CI/CD pipeline expenses.
By entering your average build duration, number of builds, storage requirements, and artifact transfer volumes, you get a clear picture of where your money goes. Whether you use GitHub Actions, GitLab CI, CircleCI, or Jenkins with cloud runners, the underlying cost drivers are the same: compute time, storage, and bandwidth.
Understanding these costs empowers you to optimize your pipelines — from caching dependencies to reducing unnecessary builds — and make informed decisions about self-hosted vs. managed CI/CD services.
Most teams underestimate CI/CD costs because they grow gradually with team size and commit frequency. This calculator reveals the true cost per build and highlights which component — compute, storage, or transfer — dominates your spending, so you can optimize effectively.
Build Cost = build_minutes × builds_per_month × compute_rate
Storage Cost = storage_GB × storage_rate
Transfer Cost = transfer_GB × transfer_rate
Total Monthly Cost = Build Cost + Storage Cost + Transfer Cost
Cost Per Build = Total Monthly Cost / builds_per_monthResult: $63.00/month
With 500 builds at 12 minutes each at $0.008/min, build compute costs $48.00. Storage of 50 GB at $0.10/GB adds $5.00. Transfer of 200 GB at $0.05/GB adds $10.00. Total is $63.00/month, or $0.126 per build.
CI/CD costs break down into three main categories: compute time for running builds and tests, storage for artifacts and caches, and data transfer for distributing outputs. Each scales differently with team size and project complexity.
The most impactful optimization is reducing build duration. Implement dependency caching, use incremental compilation, parallelize test suites, and skip unnecessary steps with conditional execution. A 50% reduction in build time directly halves your compute costs.
Artifact storage grows linearly with build frequency. Implement automatic cleanup policies, compress artifacts, and consider using ephemeral storage for intermediate build outputs. For transfer costs, keep artifact downloads within the same cloud region when possible to avoid cross-region data transfer charges.
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GitHub Actions charges $0.008/min for Linux, $0.016/min for Windows, and $0.08/min for macOS. GitLab and CircleCI have similar tiered pricing. Self-hosted runners eliminate per-minute charges but add infrastructure costs.
Set aggressive retention policies for build artifacts, typically 7–30 days. Use compressed artifact formats and avoid storing intermediate build outputs. Many teams save 60–80% by cleaning up unused artifacts.
Artifact transfer includes downloading build outputs, distributing packages to deployment targets, and pulling cached dependencies from remote storage. Docker image pulls from container registries also contribute to transfer costs.
If you run fewer than 50,000 build minutes per month, managed services are usually cheaper when you factor in maintenance overhead. Above that threshold, self-hosted runners on reserved cloud instances often save 40–70%.
Most providers offer free minutes monthly (e.g., GitHub gives 2,000 min/month for free accounts, 3,000 for Pro). Subtract your free allocation from total minutes before calculating compute costs.
For most teams, compute time dominates at 60–80% of total cost. The biggest offenders are long test suites, unoptimized Docker builds, and unnecessary full rebuilds. Caching and parallelization offer the best ROI for optimization.
Calculate GitHub Actions costs by OS type. Estimate Linux, Windows, and macOS runner minutes with free tier deductions.
Estimate GitLab CI/CD pipeline costs with runner multipliers. Compare shared runner pricing with self-hosted runner TCO.
Estimate total build time including compilation, dependency installation, asset bundling, testing, and deployment with parallelism.