Is Arnica or Sweep better?

Neither clearly leads. Arnica starts at Free and Sweep at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.

Which is cheaper, Arnica or Sweep?

Arnica starts at Free and Sweep at Free.

Does Arnica or Sweep run on more platforms?

Arnica runs on Web, GitHub, IDE. Sweep runs on JetBrains IDEs.

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 Sweep is typically brought in for.

What can Arnica do that Sweep cannot?

Arnica covers AI SAST, Software Composition Analysis, Secrets detection, IaC scanning. Sweep covers Autocomplete, AI Agent, Full codebase indexing, Code review functionality.

Cybersecurity · head to head

Arnica vs Sweep

Arnica

Cybersecurity

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

From: Free
Free plan: Yes

Full review Website

Sweep

Developer Tools

AI coding assistant for JetBrains IDEs

From: Free
Free plan: Yes

Full review Website

The short version

Each has a real cost: Arnica per-identity pricing ($25-$50/person/year) requires tracking active developers; Sweep limited to JetBrains IDEs only, not available for VS Code or other editors
They diverge on capability: Arnica covers AI SAST, Sweep covers Autocomplete.
Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Arnica and Sweep actually diverge.

Attributes where Arnica and Sweep differ
Attribute	Arnica	Sweep
Pricing model	Per-identity subscription with annual discount	Freemium with paid tiers
Platforms	Web, GitHub, IDE	JetBrains IDEs
Category	Cybersecurity	Developer Tools
Founded	Unknown	2023

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 Sweep

Autocomplete
AI Agent
Full codebase indexing
Code review functionality
Multi-IDE support
GitHub integration

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

Sweep

Accelerating code completion for JetBrains developersnot Arnica
Automating refactoring tasks across codebasesnot Arnica
Handling bug fixes with full repository contextnot Arnica
Code review and quality assurancenot 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

Sweep

Limited to JetBrains IDEs only, not available for VS Code or other editors
Free tier limited to 1,000 autocompletes per month
API credit consumption varies by feature usage
Performance dependent on codebase size and indexing quality

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

Sweep

Free

FreeFree
- 1,000 autocompletes
- 5 USD API credits included
- All JetBrains IDEs supported
Pro$20/month
- Unlimited autocomplete
- Higher API credit allocation
- Priority support
Ultra$60/month
- Unlimited autocomplete
- Maximum API credit allocation
- Extended context window

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 Sweep if

You need autocomplete.
You want to start without paying.
You work on JetBrains IDEs.
You also want ai agent.

Sweep review

Questions people ask

Is Arnica or Sweep better?: Neither clearly leads. Arnica starts at Free and Sweep at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arnica or Sweep?: Arnica starts at Free and Sweep at Free.
Does Arnica or Sweep run on more platforms?: Arnica runs on Web, GitHub, IDE. Sweep runs on JetBrains IDEs.
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 Sweep is typically brought in for.
What can Arnica do that Sweep cannot?: Arnica covers AI SAST, Software Composition Analysis, Secrets detection, IaC scanning. Sweep covers Autocomplete, AI Agent, Full codebase indexing, Code review functionality.

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

Sweep: What programming languages does Sweep support?

Sweep works with all programming languages supported by JetBrains IDEs, including Python, Java, JavaScript, Go, Kotlin, C++, and many others.

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

Sweep: Does Sweep retain my code data?

No. Sweep is SOC 2 Type II certified with zero data retention. Code is processed for suggestions but not stored.

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

Sweep: Can I cancel my Sweep subscription anytime?

Yes. You can cancel your subscription at any time from your account settings with no long-term commitments or cancellation fees.

Source

Arnica vs Sweep

Arnica

Sweep

The short version

Where they differ

What each one covers

Only in Arnica

Only in Sweep

What people use each for

Arnica

Sweep

Where each one falls short

Arnica

Sweep

Pricing, plan by plan

Arnica

Sweep

Which should you pick?

Choose Arnica if

Choose Sweep if

Questions people ask

Answered from the vendors’ own pages

Related pages

More on Arnica

More on Sweep

Keep looking

Other head to heads