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Cybersecurity · head to head

Arnica vs Nx Cloud

Arnica logo

Arnica

Cybersecurity

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

From
Free
Free plan
Yes
Full reviewWebsite
Nx Cloud logo

Nx Cloud

Developer Tools

Distributed CI and remote caching for monorepo teams

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; Nx Cloud requires Nx workspace setup; integration limited to Nx build system
  • They diverge on capability: Arnica covers AI SAST, Nx Cloud covers Nx Replay.
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Arnica and Nx Cloud actually diverge.

Attributes where Arnica and Nx Cloud differ
AttributeArnicaNx Cloud
Pricing modelPer-identity subscription with annual discountcredits-based
PlatformsWeb, GitHub, IDEWeb, CI/CD Systems
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 Nx Cloud

  • Nx Replay
  • Nx Agents
  • Remote execution
  • Advanced analytics
  • Conformance rules
  • AI-powered recovery
  • Multi-repository visibility

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 Nx Cloud
  • Finding hardcoded secrets before they reach productionnot Nx Cloud
  • Mapping container vulnerabilities back to source codenot Nx Cloud
  • Generating SBOM for supply chain compliance requirementsnot Nx Cloud
  • Scanning infrastructure-as-code for misconfiguration risksnot Nx Cloud

Nx Cloud

  • Accelerating monorepo CI pipelines with distributed task executionnot Arnica
  • Reducing build times through remote caching and incremental buildsnot Arnica
  • Scaling development teams across complex multi-package projectsnot Arnica
  • Enforcing consistency and standards across monorepo workspacesnot 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

Nx Cloud

  • Requires Nx workspace setup; integration limited to Nx build system
  • Free tier restricted to 5 contributors; larger teams require paid plans
  • Credits system adds complexity to cost prediction vs flat-rate competitors
  • Self-hosted Enterprise deployment requires significant operational overhead

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

Nx Cloud

Free
  • HobbyFree
    • 50,000 monthly credits
    • 5 contributors
    • 10 concurrent CI connections
  • Team$29/month
    • Usage-based credits ($29 base plus overage)
    • Unlimited contributors
    • Remote caching
  • Enterprise$undefined/custom
    • Complete feature access
    • Conformance rules
    • Cross-repository visibility

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 Nx Cloud if

  • You need nx replay.
  • You want to start without paying.
  • You work on Web, CI/CD Systems.
  • You also want nx agents.
Nx Cloud review

Questions people ask

Is Arnica or Nx Cloud better?
Neither clearly leads. Arnica starts at Free and Nx Cloud at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arnica or Nx Cloud?
Arnica starts at Free and Nx Cloud at Free.
Does Arnica or Nx Cloud run on more platforms?
Arnica runs on Web, GitHub, IDE. Nx Cloud runs on Web, CI/CD Systems.
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 Nx Cloud is typically brought in for.
What can Arnica do that Nx Cloud cannot?
Arnica covers AI SAST, Software Composition Analysis, Secrets detection, IaC scanning. Nx Cloud covers Nx Replay, Nx Agents, Remote execution, Advanced analytics.

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
Nx Cloud: What is included in the free Hobby plan?

The Hobby plan includes 50,000 monthly credits, support for 5 contributors, 10 concurrent CI connections, and basic analytics at no cost with no credit card required.

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
Nx Cloud: How are overages charged on the Team plan?

The Team plan starts at $29/month with included credits. Additional credits cost $5.50 per 10,000 credits, extra contributors cost $19 each, and additional CI connections cost $2.25 each.

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
Nx Cloud: Can Nx Cloud be self-hosted?

Yes, Enterprise customers can deploy Nx Cloud on-premises or on managed infrastructure to maintain full control over data and infrastructure.

Source
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