Side by side
Buildkite vs Flake
Both stand on ci failure analysis and flaky test tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIExtensionLinux+4
Buildkite combines pipeline execution with test-result management and a choice of agent hosting. Its free and Pro plans have stated user and concurrency limits.
Visit Buildkite Free plan LinuxMacSelf-hosted+1
Flake provides local detection, diagnosis, minimization, and replay for flaky tests, with GitHub Actions support for CI reporting. Its local-only design keeps source and test output off a hosted service, but it offers no web dashboard.
Visit FlakeThe facts
| Buildkite | Flake | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Extension, Linux, Mac, Self-hosted, Web, Windows | Linux, Mac, Self-hosted, Windows |
| Lowest paid plan | Pro Plan: $30 per user a month | Not published |
| Plans published | 3 | None |
| Maker | Not published | Not published |
| Website | buildkite.com | github.com |
| On ci failure analysis and flaky test tools | #1 of 21 | #4 of 21 |
Buildkite: what it does well
- Dynamic pipelines adapt at build time
- Test Engine can quarantine flaky tests
- Supports hosted and self-hosted agents
- Free Plan includes up to 10 concurrent jobs
- Lists integrations across monitoring and developer tools
What to know first
- Free Plan supports up to 5 users
- Free Plan includes community support
- Pro costs $30 a month per active user
Flake: what it does well
- Supports pytest, Jest, and Vitest
- Groups failures into incidents
- Replay commands rebuild recorded runs
- GitHub Action reports and annotations
- Local SQLite state and execution
What to know first
- No web dashboard or cloud service
- Jest cannot force exact cross-file order
- Does not provide quarantine workflow
Alternatives to Buildkite Alternatives to Flake The whole list