Functionize vs Stably AI

Functionize vs Stably AI, compared side by side on 17 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Functionize is on 45/100 and Stably AI on 41/100.

Functionize logo
FunctionizeFunctionize provides an AI-powered test automation platform for web applications, enabling faster and more reliable software releases.
Try Functionize
Stably AI logo
Stably AIStably AI auto-writes, runs, and maintains end-to-end tests directly in your CI, guarding every pull-request and production release, no flakiness, no manual effort.
Try Stably AI

Where each one leads

Functionize

  • our overall score: 45/100 against 41/100
  • domain rating: 72/100 against 49/100
  • LinkedIn following: 13,479 against 4,223

Stably AI

Leads on none of the measures we hold for both companies.

At a glance

MeasureFunctionizeStably AI
What it isFunctionize provides an AI-powered test automation platform for web applications, enabling faster and more reliable software releases.Stably AI auto-writes, runs, and maintains end-to-end tests directly in your CI, guarding every pull-request and production release, no flakiness, no manual effort.
CategoryTest Automation, Software Testing, Quality Assurance, AI TestingAgentic AI, AI Testing, Developer Tools, CI/CD
Sells toBusiness modelB2BB2B
OfferingPlatformSoftware
FoundedNot published2025
HeadquartersSan Francisco, United StatesTel Aviv, Israel
StatusActiveActive

Size, funding and growth

MeasureFunctionizeStably AI
EmployeesNot published6
Total funding$61.0MNot published
Latest roundSeries BNot published
LinkedIn followers13,4794,223

StartupHub scores

Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.

MeasureFunctionizeStably AI
StartupHub scoreOur 0-100 rating45/10041/100
Traction39/1008/100
TeamNot published60/100
Search visibility29/10033/100
Quality58/10048/100
Agent readinessHow well an AI agent can read and act on the siteD (50/100)D (55/100)
Domain ratingLink authority, 0-10072/10049/100

Technology

Detected on each public site, so it reflects the marketing stack as well as the product.

MeasureFunctionizeStably AI
HostingNot detectedVercel
CDNCloudflareVercel
CMSWebflowNot detected
FrameworksTailwind CSS, BootstrapNext.js, Tailwind CSS
AnalyticsGoogle Tag ManagerGoogle Analytics 4
Support stackHubSpotNot detected
Open sourceNoYes

Product and pricing

MeasureFunctionizeStably AI
Key featuresNot publishedAI-Powered Test Generation, Auto-Maintenance & Healing, Diff-Aware Execution, Complex Action Handling, Comprehensive Verification, CI/CD Integration

Functionize vs Stably AI: common questions

Which is better, Functionize or Stably AI?

On our 0-100 score Functionize rates higher (45/100 against 41/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 17 data points above: read the rows that match what you are buying for.

How do Functionize and Stably AI compare on the numbers?

Functionize leads on our overall score (45/100 against 41/100), domain rating (72/100 against 49/100), LinkedIn following (13,479 against 4,223).

Read the full Functionize review and pricing or the Stably AI review and pricing. You can also browse other Functionize alternatives we track.