CircleCI
Automated testing and deployment platform for continuous software delivery
- Vendor
- CircleCI
- Also known as
- circle-ci, circleci
Available worldwide · Popular in: US
What is CircleCI?
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.
CircleCI pricing
Plans, per-tier features and add-ons, dated and linked to live pricing. Pricing changes often; always verify at source before you rely on it.
Free plan with 30k monthly credits. Performance plan starts at $15/month with usage-based pricing for additional credits.
Free
Free- credits
- 30,000/month
- 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
Performance
- credits
- 30,000/month
- 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)
Add-ons
- 8x5 Support SLA
- 24/7 Support SLA
What CircleCI does
The capabilities that matter for ci/cd tools, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Hosting
- Cloud + self-hosted
- Self-hosted runners
- ✓
- Config-as-code pipelines
- ✓
- Matrix / parallel builds
- ✓
- Container-native builds
- ✓
- Build caching
- ✓
- Secrets management
- ✓
- Deployment environments & approvals
- ✓
- Reusable actions / marketplace
- ✓
Platform & deployment
Independently observed- CLI
- Web
- Cloud / SaaS
- Self-hosted
Integrations (18)
Independently observed- Firebase Distribution
- Fastlane
- Rollbar
- AWS
- AWS ECS
- AWS ECR
- AWS EKS
- AWS S3
- AWS Lambda
- GitHub
- Docker
- Heroku
- Netlify
- OpenID Connect
- Vault
- GCP
- Stripe
- MCP
CircleCI FAQ
Common questions about CircleCI, answered from independent, dated evidence.
What is CircleCI?
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
What programming languages and platforms does CircleCI support?
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
How is CircleCI priced?
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
What are CircleCI orbs and what can they do?
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
Does CircleCI offer self-hosted deployment options?
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
Which version control systems does CircleCI integrate with?
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
Can CircleCI parallelize tests and jobs to speed up builds?
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
What are the main alternatives to CircleCI?
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
CircleCI alternatives
Other ci/cd tools we track, ranked by the same independent score.
- GitHub Actionsmedium · 71%
- BuildkiteBuild, test, and deploy automation platformmedium · 72%
- Turborepolow · 36%
- Argo CDA declarative, version-controlled continuous delivery system for Kubernetes with a comprehensive user interfacelow · 49%
- SemaphoreContinuous integration and deployment platformmedium · 70%
- TektonA Kubernetes-native framework for defining and running CI/CD pipelineslow · 49%
Compare CircleCI
Side by side against other ci/cd tools, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for CircleCI, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Security posture | 90 | 0.18 | 15.8 | ✓ |
| Pricing transparency | 100 | 0.04 | 4.1 | ✓ |
| Capabilities | 92 | 0.04 | 3.6 | ✓ |
| Reliability | 50 | 0.05 | 2.7 | ✓ |
| Integrations | 35 | 0.04 | 1.5 | ✓ |
| Price level | 50 | 0.03 | 1.4 | ✓ |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Adoption
| Attribute | Value | Evidence |
|---|---|---|
| Stackoverflow questions | 8,600 | mediumsource · 2026-07-30 · 70% |
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 8 items | highsource · 2026-07-30 · 91% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Caching: Yes · Hosting: both · Marketplace: Yes · Matrix builds: Yes · Yaml pipelines: Yes · Container native: Yes | mediumsource · 2026-09-22 · 60% |
Hosting
| Attribute | Value | Evidence |
|---|---|---|
| Model | cloud | highsource · 2026-07-30 · 80% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 15 | mediumsource · 2026-08-14 · 60% |
Market
| Attribute | Value | Evidence |
|---|---|---|
| Availability | PrimaryMarkets: … · AvailabilityScope: global · AvailableCountries: … · NotAvailableCountries: … | mediumsource · 2026-09-22 · 50% |
Pricing
Reliability
| Attribute | Value | Evidence |
|---|---|---|
| Status page | Yes | mediumsource · 2026-08-14 · 60% |
Security
Is CircleCI the right choice for you?
Tell us the job, the constraints and what you weigh most, and we will rank CircleCI against the rest of the ci/cd tools we index, using the same dated evidence weighted your way.
Free to run, no account needed to start. How the evaluation works
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