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Cybersecurity · head to head

Arnica vs GitHub Copilot

Arnica logo

Arnica

Cybersecurity

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

From
Free
Free plan
Yes
Full reviewWebsite
GitHub Copilot logo

GitHub Copilot

Developer Tools

AI pair programmer for developers

From
$10/month
Free plan
No
Full reviewWebsite

The short version

  • Only Arnica has a free tier, so it costs nothing to try first.
  • Each has a real cost: Arnica per-identity pricing ($25-$50/person/year) requires tracking active developers; GitHub Copilot agent mode lacks deep tool orchestration and iterative execution compared to specialized agentic tools
  • They diverge on capability: Arnica covers AI SAST, GitHub Copilot covers Code completion.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Arnica and GitHub Copilot actually diverge.

Attributes where Arnica and GitHub Copilot differ
AttributeArnicaGitHub Copilot
Starting priceFree$10/month
Pricing modelPer-identity subscription with annual discountsubscription
Free tierYesNo
PlatformsWeb, GitHub, IDEWeb, Windows, macOS, Linux
CategoryCybersecurityDeveloper Tools
FoundedUnknown2008

Identical on both: 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 GitHub Copilot

  • Code completion
  • Code generation
  • Chat interface
  • Multi-language support
  • VS Code
  • JetBrains IDEs
  • Neovim
  • Visual Studio

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

GitHub Copilot

  • ai tools managementnot Arnica
  • Workflow automationnot Arnica
  • Reportingnot 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

GitHub Copilot

  • Agent mode lacks deep tool orchestration and iterative execution compared to specialized agentic tools
  • Suggestions for niche or specialized programming languages are less accurate due to limited training data
  • Less effective with non-English prompts or grammatically incorrect developer instructions
  • Free tier severely limited to 2,000 completions and 50 chat requests per month

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

GitHub Copilot

$10/month
  • Individual$10/month
    • Code completions
    • Chat in IDE
    • CLI assistance
  • Business$19/month
    • Organization management
    • Policy controls
    • Audit logs

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 GitHub Copilot if

  • You need code completion.
  • You work on Web, Windows, macOS, Linux.
  • You also want code generation.
GitHub Copilot review

Questions people ask

Is Arnica or GitHub Copilot better?
Neither clearly leads. Arnica starts at Free and GitHub Copilot at $10/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arnica or GitHub Copilot?
Arnica has a free tier; the other does not. Paid plans start at Free for Arnica and $10/month for GitHub Copilot.
Does Arnica or GitHub Copilot run on more platforms?
Arnica runs on Web, GitHub, IDE. GitHub Copilot runs on Web, Windows, macOS, Linux.
Can I use Arnica for free?
Yes. Arnica has a free tier, so you can try it without paying. GitHub Copilot starts at $10/month.
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 GitHub Copilot is typically brought in for.
What can Arnica do that GitHub Copilot cannot?
Arnica covers AI SAST, Software Composition Analysis, Secrets detection, IaC scanning. GitHub Copilot covers Code completion, Code generation, Chat interface, Multi-language support.

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
GitHub Copilot: Does GitHub Copilot have a free tier?

Yes. GitHub Copilot Free offers 2,000 code completions and 50 chat requests per month at no cost with no credit card required. Students and open-source maintainers get free Pro access.

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
GitHub Copilot: What IDEs and editors are supported?

GitHub Copilot works in VS Code, Visual Studio, JetBrains IDEs (IntelliJ, PyCharm, WebStorm), Vim, Neovim, and Azure Data Studio with extensions providing code suggestions and chat capabilities.

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
GitHub Copilot: What programming languages does Copilot support?

Copilot supports more than 10 core languages including JavaScript, TypeScript, Python, Java, C#, Go, and Rust. Performance is strongest for these popular languages with extensive open-source training data.

Source
GitHub Copilot: How does the free tier compare to paid plans?

Free tier limits completions and chat to 2,000 and 50 per month. Pro ($10/month) offers unlimited completions, while Pro+ ($39/month) adds access to frontier AI models and agent mode for autonomous multi-file edits.

Source
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