# Buildkite vs Semaphore

**Leader by Vioscale score:** Semaphore

| Attribute | Buildkite | Semaphore |
|---|---|---|
| **Vioscale score** | 59.1 (73% (medium)) | 68.4 (71% (medium)) |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A CI/CD platform providing flexible pipeline orchestration, automated test optimization, and supply chain security. Supports cloud-hosted and self-managed agents with built-in test analytics, package registries, and integrations across development tools. | An all-in-one continuous integration and delivery system that enables teams to automate testing and deployment workflows. It supports containerized and cloud-native architectures and can be deployed as a managed cloud service or self-hosted. |
| features.capabilities | `{"caching":true,"hosting":"both","marketplace":true,"matrix_builds":true,"yaml_pipelines":true,"container_native":true,"secrets_management":true,"deploy_environments":true,"self_hosted_runners":true}` | `{"matrix_builds":true,"yaml_pipelines":true,"container_native":true,"self_hosted_runners":true}` |
| integrations.count | 35 | 1 |
| integrations.list | `[{"name":"GitHub"},{"name":"GitHub Enterprise"},{"name":"Bitbucket Server"},{"name":"AWS ECR"},{"name":"AWS S3"},{"name":"AWS CloudFormation"},{"name":"AWS IAM"},{"name":"AWS CloudWatch"},{"name":"Docker"},{"name":"Kubernetes"},{"name":"Jenkins"},{"name":"CircleCI"},{"name":"NPM"},{"name":"PyPI"},{"name":"RubyGems"},{"name":"Maven"},{"name":"Apt"},{"name":"RPM"},{"name":"Helm"},{"name":"Alpine"},{"name":"Jest"},{"name":"Mocha"},{"name":"Cypress"},{"name":"Playwright"},{"name":"Jasmine"},{"name":"Rspec"},{"name":"minitest"},{"name":"pytest"},{"name":"JUnit"},{"name":"Go"},{"name":"Rust"},{"name":".NET"},{"name":"Elixir"},{"name":"Swift"},{"name":"Android"}]` | `[{"name":"Flowdock"}]` |
| market.availability | `{"hqCountry":"AU","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"web":true}` | `{"web":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Personal","summary":"Free forever","features":["3 concurrent jobs","1 user","90-day build retention","250 managed tests","50k test executions/month","Community support"],"minSeats":1,"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For individual developers","contactSales":false,"includedLimits":{"users":"1","storage_gb":"1","managed_tests":"250","concurrent_jobs":"3","build_retention_days":"90","artifact_retention_days":"30","test_executions_monthly":"50k","linux_vcpu_minutes_monthly":"500"}},{"free":false,"name":"Pro","summary":"$30/active user/month","features":["Unlimited concurrent jobs","Unlimited users","All Linux and Mac M4 agent sizes","Cache volumes","Git mirror volumes","SSO","Priority email support"],"components":[{"kind":"per_unit","unit":"active user","amount":30,"period":"month","currency":"USD"}],"description":"For scaling teams","contactSales":false,"includedLimits":{"users":"unlimited","storage_gb":"20","managed_tests":"unlimited","concurrent_jobs":"unlimited","build_retention_days":"365","artifact_retention_days":"90","test_executions_monthly":"unlimited","mac_vcpu_minutes_monthly":"3000","linux_vcpu_minutes_monthly":"4000"}},{"free":false,"name":"Enterprise","summary":"Custom pricing, 30-user minimum","features":["SCIM/SAML/ADFS","Audit logs","Build exports","Pipeline templates","Premium support SLA"],"minSeats":30,"description":"For large organizations","contactSales":true}],"addOns":[{"name":"Additional agents","components":[{"kind":"per_unit","unit":"agent","amount":3.5,"period":"month","currency":"USD"}]},{"name":"Managed tests (overage)","components":[{"kind":"per_unit","unit":"managed test","amount":0.1,"period":"month","currency":"USD"}]}],"summary":"Free tier available. Pro from $30/user/month. Enterprise custom pricing.","currency":"USD","freeTier":true,"sourceUrl":"https://buildkite.com/pricing/","retrievedAt":"2026-08-14T11:08:03.432Z","freeTrialDays":30,"startingPrice":{"amount":30,"period":"month","currency":"USD"},"billingPeriods":["month"]}` | `{"type":"usage","plans":[{"free":false,"name":"Compute - Ubuntu ARM","summary":"$0.003–$0.012/min depending on vCPU","components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.003,"currency":"USD","specification":"2vCPU"},{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.006,"currency":"USD","specification":"4vCPU"},{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.012,"currency":"USD","specification":"8vCPU"}],"contactSales":false,"includedLimits":{"concurrent_jobs":"20 by default"}},{"free":false,"name":"Compute - Ubuntu x64","summary":"$0.0075–$0.015/min depending on vCPU","components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.0075,"currency":"USD","specification":"2vCPU"},{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.015,"currency":"USD","specification":"4vCPU"}],"contactSales":false,"includedLimits":{"concurrent_jobs":"20 by default"}},{"free":false,"name":"Compute - MacOS","summary":"$0.09/min","components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.09,"currency":"USD","specification":"4vCPU"}],"contactSales":false,"includedLimits":{"concurrent_jobs":"20 by default"}},{"free":false,"name":"Compute - Self-Hosted","summary":"$0.0025/min","components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.0025,"currency":"USD"}],"contactSales":false,"includedLimits":{"concurrent_jobs":"contact for limits"}}],"addOns":[{"name":"Dedicated Cache Server","components":[{"kind":"fixed","amount":400,"period":"month","currency":"USD"}]},{"name":"Private Docker Registry","components":[{"kind":"fixed","amount":400,"period":"month","currency":"USD"}]},{"name":"Support - Basic","components":[{"kind":"fixed","amount":50,"period":"month","currency":"USD"}]},{"name":"Support - Priority Response","components":[{"kind":"fixed","amount":250,"period":"month","currency":"USD"}]},{"name":"Support - SLA Standard","components":[{"kind":"fixed","amount":500,"period":"month","currency":"USD"}]},{"name":"Support - SLA Premium","components":[{"kind":"fixed","amount":750,"period":"month","currency":"USD"}]},{"name":"Success - Visibility","components":[{"kind":"fixed","amount":125,"period":"month","currency":"USD"}]},{"name":"Success - Performance","components":[{"kind":"fixed","amount":300,"period":"month","currency":"USD"}]},{"name":"Success - Scale","components":[{"kind":"fixed","amount":1000,"period":"month","currency":"USD"}]},{"name":"Success - Alliance","components":[{"kind":"fixed","amount":2000,"period":"month","currency":"USD"}]},{"name":"Engineering Access","components":[{"kind":"one_time","amount":900,"currency":"USD"},{"kind":"one_time","amount":1250,"currency":"USD"},{"kind":"one_time","amount":2000,"currency":"USD"}]}],"summary":"Pay-per-minute metered compute: $0.0025/min (self-hosted) to $0.09/min (MacOS). Includes 20 concurrent jobs, $15/month free credits, 9.6 GB cache, and free support. Optional modular support and success services.","currency":"USD","freeTier":true,"sourceUrl":"https://semaphore.io/","retrievedAt":"2026-08-03T20:21:00.253Z","startingPrice":{"amount":0.0025,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | mid | low |
| pricing.transparent | yes | yes |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | - |
| security.iso27001 | - | yes |
| security.pci | - | yes |
| security.soc2 | yes | yes |

## Capabilities (CI/CD Tools)

| Capability | Buildkite | Semaphore |
|---|:--:|:--:|
| **Deployment** |  |  |
| Hosting | Cloud + self-hosted | - |
| Self-hosted runners | ✓ | ✓ |
| **Core** |  |  |
| Config-as-code pipelines | ✓ | ✓ |
| Matrix / parallel builds | ✓ | ✓ |
| **Build** |  |  |
| Container-native builds | ✓ | ✓ |
| **Performance** |  |  |
| Build caching | ✓ | - |
| **Security** |  |  |
| Secrets management | ✓ | - |
| **Delivery** |  |  |
| Deployment environments & approvals | ✓ | - |
| **Ecosystem** |  |  |
| Reusable actions / marketplace | ✓ | - |

*Source: Vioscale. Generated 2026-09-01T15:05:47.371Z. "-" = undocumented, not absent.*