# Buildkite vs CircleCI

**Leader by vioscaleAI score:** CircleCI

| Attribute | Buildkite | CircleCI |
|---|---|---|
| **vioscaleAI score** | 65.3 (72% (medium)) | 76.4 (74% (medium)) |
| adoption.stackoverflow_questions | - | 8,600 |
| content.faq | `[{"answer":"Buildkite is a CI/CD platform for automating testing, building, and deployment workflows with unrestricted parallelism. It supports both cloud-hosted and self-hosted runners, container-native builds, and advanced test intelligence features like flaky test isolation and performance profiling. It is indexed under CI/CD Tools.","source":"https://buildkite.com/pricing/","question":"What is Buildkite?","confidence":0.6},{"answer":"Buildkite offers a free tier, so you can start without paying. Paid plans are also available: Free, Pro and Enterprise. Pricing changes often, so verify at source before relying on it.","source":"https://buildkite.com/pricing/","question":"Is Buildkite free?","confidence":0.6},{"answer":"Buildkite supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://buildkite.com/pricing/","question":"What platforms does Buildkite support?","confidence":0.6},{"answer":"Yes. Buildkite can be deployed cloud / SaaS, hybrid and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://buildkite.com/pricing/","question":"Can Buildkite be self-hosted?","confidence":0.6},{"answer":"We have confirmed 40 integrations for Buildkite, including GitHub, Bitbucket Server, AWS ECR, AWS S3, AWS CloudFormation, AWS IAM, AWS CloudWatch and Docker, plus 32 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://buildkite.com/pricing/","question":"What does Buildkite integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and GDPR for Buildkite. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Buildkite not holding them. Always confirm compliance directly before you rely on it.","source":"https://buildkite.com/platform/pipelines/templates/security/","question":"What security certifications does Buildkite have?","confidence":0.7},{"answer":"Buildkite is available worldwide. The vendor is headquartered in Australia.","source":"https://buildkite.com/pricing/","question":"Where is Buildkite available?","confidence":0.75}]` | `[{"answer":"CircleCI is a cloud-based continuous integration and continuous deployment (CI/CD) platform that automates the testing, building, and deployment of software projects. It integrates with version control systems to automatically run configured workflows whenever code is pushed or pull requests are created.","source":"https://circleci.com","question":"What is CircleCI?","confidence":0.95},{"answer":"CircleCI supports all major programming languages and frameworks, including Python, JavaScript/Node.js, Java, Go, Ruby, PHP, and Rust. Language support is achieved through Docker containers, allowing teams to define any custom environment needed for their builds and tests.","source":"https://circleci.com/docs","question":"What programming languages and platforms does CircleCI support?","confidence":0.92},{"answer":"CircleCI offers a free tier for open-source projects and individual developers with limited monthly compute credits. Paid subscription plans scale based on resource usage and organization members, with per-pipeline-run pricing models rather than per-project fees.","source":"https://circleci.com/pricing","question":"How is CircleCI priced?","confidence":0.88},{"answer":"Orbs are reusable, shareable packages of CircleCI configuration that bundle commands, jobs, and workflows to reduce duplication across projects. They accelerate setup for common integrations like deploying to cloud providers, running popular testing frameworks, or performing security scanning.","source":"https://circleci.com/docs","question":"What are CircleCI orbs and what can they do?","confidence":0.91},{"answer":"CircleCI provides self-hosted runners that execute jobs on a team's own infrastructure while maintaining centralized CI/CD orchestration through the cloud platform. This option addresses requirements around data residency, network isolation, or specialized compute environments.","source":"https://circleci.com/docs","question":"Does CircleCI offer self-hosted deployment options?","confidence":0.9},{"answer":"CircleCI natively integrates with GitHub, GitLab, and Bitbucket, using OAuth-based authentication to connect accounts and manage repository permissions. Workflows are automatically triggered by push events and pull request activities on these platforms.","source":"https://circleci.com/docs","question":"Which version control systems does CircleCI integrate with?","confidence":0.93},{"answer":"Yes, CircleCI supports both test parallelization and job-level parallelization, allowing test suites to run across multiple containers simultaneously. The platform also provides caching for dependencies and build artifacts to reduce redundant work across pipeline runs.","source":"https://circleci.com/docs","question":"Can CircleCI parallelize tests and jobs to speed up builds?","confidence":0.92},{"answer":"Competing CI/CD platforms include GitHub Actions, GitLab CI/CD, Jenkins, Travis CI, AWS CodePipeline, and JetBrains TeamCity. Selection typically depends on existing toolchain integration, deployment targets, compliance requirements, and organizational preferences.","source":"https://circleci.com","question":"What are the main alternatives to CircleCI?","confidence":0.89}]` |
| deployment.options | `{"cloud":true,"hybrid":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A continuous integration and deployment platform that automates software workflows with support for both cloud-hosted and self-managed build agents, test execution, and artifact management. | A continuous integration and deployment service that automates software testing, building, and deployment across multiple compute environments, with intelligent workflow orchestration and parallel execution capabilities. |
| 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}` | `{"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}` |
| hosting.model | - | cloud |
| integrations.count | 25 | 15 |
| 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":"Slack","native":true,"category":"chat","direction":"bidirectional"},{"name":"Slack Connect","native":true,"category":"chat","direction":"bidirectional"},{"name":"GitHub Actions","native":false,"category":"ci_cd","direction":"inbound"},{"name":"AWS","native":true,"category":"cloud","direction":"bidirectional"},{"name":"AWS EventBridge","native":true,"category":"events","direction":"outbound"},{"name":"CloudWatch","native":true,"category":"monitoring","direction":"outbound"},{"name":"Google Cloud","native":true,"category":"cloud","direction":"bidirectional"},{"name":"Azure","native":true,"category":"cloud","direction":"bidirectional"},{"name":"Snyk","native":false,"category":"security","direction":"inbound"},{"name":"Wiz","native":false,"category":"security","direction":"inbound"},{"name":"Lacework","native":false,"category":"security","direction":"inbound"},{"name":"SIEM","native":false,"category":"security","direction":"outbound"},{"name":"Amazon S3","native":true,"category":"storage","direction":"outbound"}]` | `[{"name":"AWS"},{"name":"AWS ECS"},{"name":"AWS ECR"},{"name":"AWS EKS"},{"name":"AWS S3"},{"name":"AWS Lambda"},{"name":"GitHub"},{"name":"Docker"},{"name":"Heroku"},{"name":"Netlify"},{"name":"OpenID Connect"},{"name":"Vault"},{"name":"GCP"},{"name":"Stripe"},{"name":"MCP"},{"name":"Firebase Distribution","category":"deployment"},{"name":"Fastlane","category":"build"},{"name":"Rollbar","category":"monitoring"}]` |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"$0/month","features":["Up to 2,000 Linux vCPU minutes/month","Up to 250k test executions/month","Dynamic pipelines","Community support","1 workflow"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"30-day all-access trial to all platform features, then ongoing free tier with limited resources","contactSales":false,"includedLimits":{"test_executions":"250k/mo","linux_vcpu_minutes":"2,000/mo"}},{"free":false,"name":"Pro","summary":"Per active user/month (amount not specified in source)","features":["4,000 Linux vCPU minutes/month included","1M test executions/month","macOS agents access","Priority email support","250k/month test history","1 workflow"],"commitment":"monthly","description":"Per-seat pricing with increased build capacity, macOS support, and priority support","contactSales":false,"includedLimits":{"test_executions":"1M/mo","linux_vcpu_minutes":"4,000/mo"}},{"free":false,"name":"Enterprise","summary":"Custom pricing","features":["Full Buildkite platform access","99.95% platform uptime SLA","Buildkite-hosted agents with remote Docker builders","Private container registry","Custom storage and retention policies","SCIM, custom SAML & ADFS","Audit log exports","EventBridge and SIEM integrations","Enterprise support with SLA credits","Slack Connect","2.5TB/month build storage","Largest machine sizes","Linux ARM64 support"],"description":"Custom deployment with enterprise-grade security, compliance, and unlimited scale","contactSales":true}],"addOns":[{"name":"Linux Hosted Agent vCPU Minutes","components":[{"per":{"qty":1,"unit":"vCPU-minute"},"kind":"metered","amount":0.004,"currency":"USD"}]},{"name":"Mac Hosted Agent vCPU Minutes","components":[{"per":{"qty":1,"unit":"vCPU-minute"},"kind":"metered","amount":0.02,"currency":"USD"},{"per":{"qty":1,"unit":"vCPU-minute"},"kind":"metered","amount":0.12,"currency":"USD"},{"per":{"qty":1,"unit":"vCPU-minute"},"kind":"metered","amount":0.24,"currency":"USD"}]},{"name":"Self-hosted Agents","components":[{"kind":"per_unit","unit":"agent","amount":3.5,"period":"month","currency":"USD"},{"kind":"fixed","amount":0,"period":"month","currency":"USD"}]}],"summary":"Free tier with 30-day all-access trial. Pro plan per active user/month. Enterprise with custom pricing. Metered usage for hosted agents ($0.004/Linux vCPU-min, $0.02-$0.24/Mac vCPU-min).","currency":"USD","freeTier":true,"sourceUrl":"https://buildkite.com/pricing/","retrievedAt":"2026-09-04T11:11:46.454Z","freeTrialDays":30,"billingPeriods":["month","year"]}` | `{"type":"usage","plans":[{"free":true,"name":"Free","summary":"Free","features":["30,000 free credits/month","Docker, Windows, Linux, Arm, macOS environments","Self-hosted runners","Docker layer caching","Deploys","Single sign-on (SSO)","Config policies","Community support"],"minSeats":5,"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"credits":"30,000/month"}},{"free":false,"name":"Performance","summary":"$15/month + $0.60 per 1,000 additional credits","features":["30,000 free credits/month included","All compute environments including GPU","Docker layer caching","Deploys","Single sign-on (SSO)","Config policies","Ticket-based global support","8x5 support SLA (add-on)","24/7 support SLA (add-on)"],"components":[{"kind":"fixed","amount":15,"period":"month","currency":"USD"},{"per":{"qty":25000,"unit":"credits"},"kind":"metered","amount":15,"currency":"USD"}],"contactSales":false,"includedLimits":{"credits":"30,000/month"}}],"addOns":[{"name":"8x5 Support SLA"},{"name":"24/7 Support SLA"}],"summary":"Free plan with 30k monthly credits. Performance plan starts at $15/month with usage-based pricing for additional credits.","currency":"USD","freeTier":true,"sourceUrl":"https://circleci.com/pricing/","retrievedAt":"2026-09-22T14:44:28.383Z","startingPrice":{"amount":15,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | low | mid |
| pricing.starting_price | - | `{"amount":15,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| reliability.sla_pct | 99.95 | - |
| reliability.status_page | yes | yes |
| security.certifications | `[{"name":"SOC 2 Type I","level":"Type I","status":"active"},{"name":"SOC 2 Type II","level":"Type II","status":"active","evidenceUrl":"https://buildkite.com/resources/blog/buildkite-maintains-soc-2-type-2-compliance/"}]` | - |
| security.disclosure_policy | yes | yes |
| security.fedramp | - | yes |
| security.gdpr | yes | yes |
| security.iso27001 | - | yes |
| security.pci | - | yes |
| security.soc2 | yes | yes |
| security.trust_center | https://buildkite.com/resources/blog/buildkite-maintains-soc-2-type-2-compliance/ | - |

## Capabilities (CI/CD Tools)

| Capability | Buildkite | CircleCI |
|---|:--:|:--:|
| **Deployment** |  |  |
| Hosting | Cloud + self-hosted | 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: vioscaleAI. Generated 2026-10-19T01:47:19.944Z. "-" = undocumented, not absent.*