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JenkinsBuild great things at any scale
vs
SemaphoreThe CI built for coding agents: fast, affordable, and enterprise-ready.
Comparison · CI/CD · weekly run Nov 3

Jenkins vs Semaphore

Which one do AI engines recommend, and how do they differ on price, fit and features?

The short answer

Jenkins is the stronger AI pick in CI/CD: it has a visibility score of 38 versus 6.4 for Semaphore, and ranks ahead in 67% of the answers that name both.

Choose Jenkins if…

  • You want the brand AI engines rank higher (38 vs 6.4)
  • Free and open source with no licensing fees
  • Deep customization and control over self-hosted pipelines
  • Mature tool with a broad plugin ecosystem and wide deployment

Choose Semaphore if…

  • AI answers describe it more positively (40% vs 12% positive)
  • You need SOC 2 Type 2 or ISO 27001:2022 coverage
  • predictable, transparent usage pricing
  • free full-functionality enterprise tier for small teams and startups

AI visibility side by side

Latest weekly run · Nov 3

Metric Jenkins Semaphore
Visibility score38%6.4%
Change vs last weekNewNew
Rank in CI/CD#3#14
Share of voice9.4%1.9%
Mentions this run5611
Positive in AI answers12%40%

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

0%25%50%75%100%Nov 3Jenkins 38%

Jenkins 0pp · Semaphore 0pp over 0 weekly runs.

Engine by engine

Jenkins leads on 3 of 3 engines

ChatGPT
37.6%
3.9%
AI Mode
40.4%
8.2%
Perplexity
36.1%
7.2%
JenkinsSemaphore

Head to head in AI answers

9 engine answers name both brands

6Jenkins ranked higher
3Semaphore ranked higher

Features, pricing & fit

DimensionJenkinsSemaphore
Pricing model—Usage-based
Entry price—Free; paid from $0.003 / mo
Free plan—Yes
DeploymentSelf-installed Java program run on the user's own machinesOpen source, cloud, hybrid or enterprise deployment
Integrations2300+—
Compliance—SOC 2 Type 2, ISO 27001:2022
SupportDocumentationFree help with account setup, projects and Git integration, Paid Basic, Priority Response, SLA Standard and SLA Premium support plans, On-demand engineering access in blocks of hours
Founded—2009
Headquarters—Novi Sad, Serbia
Employees—11–50
Funding—PE round, Cypress Ridge Capital
Best forDevelopers who need to build, test and deploy software reliablyTeams that want fast, low-cost CI/CD with pay-as-you-go pricing and the option to self-host open source.

Plans side by side

Jenkins

Pricing not available.

Semaphore

Ubuntu ARM 2vCPU$0.003minute
Ubuntu ARM 4vCPU$0.006minute
Ubuntu ARM 8vCPU$0.012minute
Ubuntu x64 2vCPU$0.008minute
Ubuntu x64 4vCPU$0.015minute
MacOS 4vCPU$0.09minute
Self-Hosted (any machine)$0.003minute
Semaphore pricing

Pros and cons

Themes from the AI answers that mention each brand

Jenkins

  • Free and open source with no licensing fees
  • Deep customization and control over self-hosted pipelines
  • Mature tool with a broad plugin ecosystem and wide deployment
  • Suits on-premises setups and avoiding per-minute SaaS limits
  • Enterprise support and governance available through CloudBees
  • Requires self-hosting, server maintenance, and infrastructure costs
  • Losing ground to newer native CI tools in new adoptions
  • Reviews are polarized
  • Scaling costs, complex matrix needs, and security track record concerns

Semaphore

  • predictable, transparent usage pricing
  • free full-functionality enterprise tier for small teams and startups
  • highest G2 review rating among CI/CD tools (4.7/5)
  • low-friction integration for GitHub repositories
  • scaling costs
  • complex matrix requirements
  • security track record concerns

Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run

Cite as: SlateIndex, “Jenkins vs Semaphore”, https://slateindex.ai/compare/jenkins-vs-semaphore, data of Nov 3, 2026. Licence: CC BY 4.0.