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Cybersecurity · head to head

Legit Security vs PartyKit

Legit Security logo

Legit Security

Cybersecurity

AI-native ASPM platform securing AI-generated code before deployment

From
On request
Free plan
No
Full reviewWebsite
P

PartyKit

Developer Tools

Platform for building and deploying realtime multiplayer servers on the edge

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Only PartyKit has a free tier, so it costs nothing to try first.
  • Each has a real cost: Legit Security pricing requires contacting sales, making cost comparison difficult; PartyKit documentation and FAQ material on the marketing site is sparse compared to larger realtime platforms.
  • They diverge on capability: Legit Security covers VibeGuard AI code scanning, PartyKit covers Stateful edge servers.
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Legit Security and PartyKit actually diverge.

Attributes where Legit Security and PartyKit differ
AttributeLegit SecurityPartyKit
Starting priceOn requestFree
Pricing modelContact sales for custom pricingfreemium
Free tierNoYes
PlatformsWeb, IDE, CI/CDweb, api
CategoryCybersecurityDeveloper Tools

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 Legit Security

  • VibeGuard AI code scanning
  • Unified vulnerability remediation
  • Code Security (SAST/SCA)
  • Secrets detection and prevention
  • Software Supply Chain Security
  • Code change detection
  • AI-powered remediation
  • Risk scoring

Only in PartyKit

  • Stateful edge servers
  • WebSocket-first API
  • CRDT library compatibility
  • Framework integrations
  • Global edge deployment
  • Custom domains

What people use each for

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

Legit Security

  • Securing AI-generated code from GitHub Copilot and IDE assistantsnot PartyKit
  • Consolidating vulnerability findings from multiple AppSec toolsnot PartyKit
  • Preventing credential leaks across development workspacesnot PartyKit
  • Automating remediation workflows with AI-powered suggestionsnot PartyKit
  • Compliance automation with SBOM generation and enforcementnot PartyKit

PartyKit

  • Multiplayer collaborative appsnot Legit Security
  • Realtime AI agent backendsnot Legit Security
  • Live cursors and presencenot Legit Security
  • Collaborative whiteboards and documentsnot Legit Security

Where each one falls short

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

Legit Security

  • Pricing requires contacting sales, making cost comparison difficult
  • No published pricing tiers or free tier available
  • Requires integration with existing SAST and SCA tools for full capability
  • Focused primarily on code security within development lifecycle
  • Newer entrant with less market presence than established competitors

PartyKit

  • Documentation and FAQ material on the marketing site is sparse compared to larger realtime platforms.
  • Commercial free tier requires deploying to the user's own Cloudflare account, adding setup complexity.
  • Storage on the free Individual plan clears every 24 hours, limiting it to prototyping rather than persistent production data.
  • Smaller ecosystem and community than more established realtime infrastructure providers.

Pricing, plan by plan

Legit Security

On request

No published plan breakdown. See the Legit Security review.

PartyKit

Free
  • IndividualFree
    • Up to 10 live projects
    • Deploy to the global edge platform
    • Storage clears every 24 hours
  • CommercialFree
    • Unlimited projects
    • Custom domains
    • Runs on your own Cloudflare account; pay only Cloudflare usage

Which should you pick?

Choose Legit Security if

  • You need vibeguard ai code scanning.
  • You work on Web, IDE, CI/CD.
  • You also want unified vulnerability remediation.
Legit Security review

Choose PartyKit if

  • You need stateful edge servers.
  • You want to start without paying.
  • You work on web, api.
  • You also want websocket-first api.
PartyKit review

Questions people ask

Is Legit Security or PartyKit better?
Neither clearly leads. Legit Security starts at On request and PartyKit at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Legit Security or PartyKit?
PartyKit has a free tier; the other does not. Paid plans start at On request for Legit Security and Free for PartyKit.
Does Legit Security or PartyKit run on more platforms?
Legit Security runs on Web, IDE, CI/CD. PartyKit runs on web, api.
Can I use PartyKit for free?
Yes. PartyKit has a free tier, so you can try it without paying. Legit Security starts at On request.
What is Legit Security best used for?
Legit Security is most often used for securing ai-generated code from github copilot and ide assistants, consolidating vulnerability findings from multiple appsec tools, preventing credential leaks across development workspaces, automating remediation workflows with ai-powered suggestions. Of those, securing ai-generated code from github copilot and ide assistants and consolidating vulnerability findings from multiple appsec tools are not what PartyKit is typically brought in for.
What can Legit Security do that PartyKit cannot?
Legit Security covers VibeGuard AI code scanning, Unified vulnerability remediation, Code Security (SAST/SCA), Secrets detection and prevention. PartyKit covers Stateful edge servers, WebSocket-first API, CRDT library compatibility, Framework integrations.

Answered from the vendors’ own pages

Legit Security: What is VibeGuard and how does it work?

VibeGuard is Legit Security's core feature that scans AI-generated code directly within IDEs like GitHub Copilot and Cursor, identifying vulnerabilities before code leaves the developer's editor.

Source
PartyKit: How much does PartyKit cost?

PartyKit is completely free. Both the Individual and Commercial plans have no upfront costs.

Source
Legit Security: What AI code assistants does Legit Security support?

Legit Security integrates with GitHub Copilot, Cursor, and Claude to scan AI-generated code for vulnerabilities.

Source
PartyKit: What is PartyKit's Individual plan?

The Individual plan is free and includes deployment to a global edge platform, support for up to 10 live projects, and is suitable for small projects. Storage is cleared every 24 hours.

Source
Legit Security: How does Legit Security's AI remediation feature work?

The platform uses AI to suggest specific code fixes for identified vulnerabilities and can automatically create tickets in Jira with full context for developers to review and apply.

Source
PartyKit: What is PartyKit's Commercial plan?

The Commercial plan is free but requires deploying to your own Cloudflare account. It includes custom domains, unlimited projects, and you pay only your Cloudflare usage costs.

Source
Legit Security: Does Legit Security support compliance reporting?

Yes, Legit Security automates compliance automation with SBOM generation and can generate compliance reports for security and regulatory requirements.

Source
PartyKit: Can I upgrade from Individual to Commercial plan?

Yes, both plans are free but offer different feature sets. The Commercial plan removes project restrictions but requires managing your own Cloudflare infrastructure.

Source
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