Judgment Labs vs Stably AI
Judgment Labs vs Stably AI, compared side by side on 21 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: Judgment Labs is on 63/100 and Stably AI on 41/100.
Where each one leads
Judgment Labs
- our overall score: 63/100 against 41/100
- headcount: 26 against 6
Stably AI
- agent readiness: 55/100 against 37/100
- domain rating: 49/100 against 32/100
At a glance
| Measure | Judgment Labs | Stably AI |
|---|---|---|
| What it is | Continuous improvement stack for AI agents to monitor and enhance behavior at scale. | 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. |
| Category | Agentic AI, AI Agent, AI Infrastructure, MLOps | Agentic AI, AI Testing, Developer Tools, CI/CD |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Software |
| Founded | 2023 | 2025 |
| Headquarters | San Francisco, United States | Tel Aviv, Israel |
| Status | Active | Active |
Size, funding and growth
| Measure | Judgment Labs | Stably AI |
|---|---|---|
| Employees | 26 | 6 |
| Headcount growthLast 12 months | +470.9% | Not published |
| Total funding | $32.0M | Not published |
| Latest round | Seed and Series A | Not published |
| Valuation | $175M | Not published |
| LinkedIn followers | 3,408 | 4,223 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Judgment Labs | Stably AI |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 63/100 | 41/100 |
| Traction | 52/100 | 8/100 |
| Team | 70/100 | 60/100 |
| Community | 13/100 | Not published |
| Search visibility | 46/100 | 33/100 |
| Quality | 68/100 | 48/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (37/100) | D (55/100) |
| Domain ratingLink authority, 0-100 | 32/100 | 49/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Judgment Labs | Stably AI |
|---|---|---|
| Hosting | Vercel | Vercel |
| CDN | Vercel | Vercel |
| Frameworks | Next.js, Tailwind CSS | Next.js, Tailwind CSS |
| Analytics | Google Analytics 4 | Google Analytics 4 |
| Open source | No | Yes |
Product and pricing
| Measure | Judgment Labs | Stably AI |
|---|---|---|
| Key features | Not published | AI-Powered Test Generation, Auto-Maintenance & Healing, Diff-Aware Execution, Complex Action Handling, Comprehensive Verification, CI/CD Integration |
What users say
| Measure | Judgment Labs | Stably AI |
|---|---|---|
| Community ratingVisitor votes on StartupHub | 2.0/5 from 1 vote | Not published |
Judgment Labs vs Stably AI: common questions
Which is better, Judgment Labs or Stably AI?
On our 0-100 score Judgment Labs rates higher (63/100 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 21 data points above: read the rows that match what you are buying for.
How do Judgment Labs and Stably AI compare on the numbers?
Judgment Labs leads on our overall score (63/100 against 41/100), headcount (26 against 6). Stably AI leads on agent readiness (55/100 against 37/100), domain rating (49/100 against 32/100).
Read the full Judgment Labs review and pricing or the Stably AI review and pricing. You can also browse other Judgment Labs alternatives we track.

