Softwr

Cybersecurity · head to head

Arnica vs Buildkite

Arnica logo

Arnica

Cybersecurity

AI-native application security platform detecting and fixing vulnerabilities across the SDLC

From
Free
Free plan
Yes
Full reviewWebsite
Buildkite logo

Buildkite

Developer Tools

CI/CD pipelines that run on your own compute

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Arnica per-identity pricing ($25-$50/person/year) requires tracking active developers; Buildkite free plan caps at 5 users and 10 concurrent jobs, with 2,000 Linux vCPU minutes per month and 30 day build retention
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Arnica and Buildkite actually diverge.

Attributes where Arnica and Buildkite differ
AttributeArnicaBuildkite
Pricing modelPer-identity subscription with annual discountsubscription
PlatformsWeb, GitHub, IDEWeb
CategoryCybersecurityDeveloper Tools

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Arnica

  • AI SAST
  • Software Composition Analysis
  • Secrets detection
  • IaC scanning
  • Container scanning
  • SBOM generation
  • Agentic rules
  • Pipelineless integration

Only in Buildkite

Nothing recorded that Arnica does not also cover.

What people use each for

The jobs each tool is most often brought in to do.

Arnica

  • Detecting AI-generated vulnerabilities in Copilot and Cursor suggestionsnot Buildkite
  • Finding hardcoded secrets before they reach productionnot Buildkite
  • Mapping container vulnerabilities back to source codenot Buildkite
  • Generating SBOM for supply chain compliance requirementsnot Buildkite
  • Scanning infrastructure-as-code for misconfiguration risksnot Buildkite

Buildkite

  • CI/CD pipeline automationnot Arnica
  • Test execution at scalenot Arnica
  • Deployment automationnot Arnica

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Arnica

  • Per-identity pricing ($25-$50/person/year) requires tracking active developers
  • Overage identity tracking via 90-day PR activity can be unpredictable
  • Free plan limited to weekly updates, requiring upgrade for real-time scanning
  • Advanced add-ons (Image Scanning, AI SAST, Agentic Rules Enforcer) pricing not published
  • On-premises deployment limited to Enterprise tier

Buildkite

  • Free plan caps at 5 users and 10 concurrent jobs, with 2,000 Linux vCPU minutes per month and 30 day build retention
  • Pro plan is $30 per active user per month, capped at 50 users, with only 10 of the up to 250 concurrent agents included before extra usage
  • Enterprise plan enforces a 30 user minimum even though pricing itself is custom
  • Hosted compute beyond included minutes is metered at $0.004 per vCPU minute on Linux and $0.02 per vCPU minute on Mac

Pricing, plan by plan

Arnica

Free
  • FreeFree
    • No credit card required
    • 14-day trial available
    • Weekly risk identification updates
  • Core Business$360/year
    • Monthly billing option at $30/identity/month
    • Annual billing at $25/identity/month (17% discount)
    • Real-time risk scanning and notifications
  • Core Enterprise$720/year
    • Monthly billing option at $60/identity/month
    • Annual billing at $50/identity/month (17% discount)
    • All Core Business features

Buildkite

Free
  • FreeFree
    • Up to 5 users
    • 10 concurrent jobs
    • 2000 Linux vCPU minutes monthly
  • Pro$30/month
    • Up to 50 users
    • 250 concurrent agents (10 included)
    • 4000 Linux vCPU minutes monthly
  • Enterprise$null/custom
    • Unlimited users (30 minimum)
    • Custom usage limits
    • Full platform access

Which should you pick?

Choose Arnica if

  • You need ai sast.
  • You want to start without paying.
  • You work on Web, GitHub, IDE.
  • You also want software composition analysis.
Arnica review

Choose Buildkite if

  • You want to start without paying.
Buildkite review

Questions people ask

Is Arnica or Buildkite better?
Neither clearly leads. Arnica starts at Free and Buildkite at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arnica or Buildkite?
Arnica starts at Free and Buildkite at Free.
Does Arnica or Buildkite run on more platforms?
Arnica runs on Web, GitHub, IDE. Buildkite runs on Web.
Can I use Arnica for free?
Both have a free tier, so you can try either at no cost before committing.
What is Arnica best used for?
Arnica is most often used for detecting ai-generated vulnerabilities in copilot and cursor suggestions, finding hardcoded secrets before they reach production, mapping container vulnerabilities back to source code, generating sbom for supply chain compliance requirements. Of those, detecting ai-generated vulnerabilities in copilot and cursor suggestions and finding hardcoded secrets before they reach production are not what Buildkite is typically brought in for.
What can Arnica do that Buildkite cannot?
Arnica covers AI SAST, Software Composition Analysis, Secrets detection, IaC scanning.

Answered from the vendors’ own pages

Arnica: How are identities defined in Arnica pricing?

Identities are any users and other contributing entities that contributed code and/or had PR activity during the last 90 days. This ensures billing matches active developers.

Source
Buildkite: Can I use Buildkite without paying?

Yes, Buildkite offers a free plan that includes up to 5 users, 10 concurrent jobs, 2000 Linux vCPU minutes monthly, and 250k test executions per month at no cost.

Source
Arnica: What is the annual discount?

Annual prepayment offers approximately 17% savings versus monthly billing. Core Business annual is $300/identity versus $360 for monthly.

Source
Buildkite: What happens if I exceed my included compute minutes on Buildkite?

Hosted agent compute is charged separately at $0.004 per Linux vCPU minute and $0.02 per Mac vCPU minute, billed to the second with no minimums.

Source
Arnica: Can I cancel or downgrade Arnica anytime?

Yes. Subscriptions can be cancelled or downgraded at any time. Overage identities receive automatic protection with true-up invoicing.

Source
Buildkite: Do I need an annual commitment for Buildkite's Pro plan?

No, Buildkite's Pro plan is billed monthly at $30 per active user with no long-term contract required. All tiers include a 30-day all-access trial.

Source
Buildkite: What user limits apply to each Buildkite plan?

Free plan supports up to 5 users, Pro plan supports up to 50 users, and Enterprise plan provides unlimited users with a 30-user minimum.

Source
Share

Related pages

More on Arnica

More on Buildkite

Keep looking

Other head to heads