HiddenLayer, Inc. vs Onyx Security
HiddenLayer, Inc. vs Onyx Security, 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: HiddenLayer, Inc. is on 61/100 and Onyx Security on 63/100.
Where each one leads
HiddenLayer, Inc.
- domain rating: 72/100 against 44/100
- headcount: 169 against 98
- LinkedIn following: 20,232 against 5,381
Onyx Security
- funding raised: $158M against $56.0M
At a glance
| Measure | HiddenLayer, Inc. | Onyx Security |
|---|---|---|
| What it is | HiddenLayer offers the most comprehensive AI security platform, providing AI Discovery, AI Supply Chain Security, AI Attack Simulation, and AI Runtime Security. | A secure AI control plane platform for discovering, monitoring, and governing enterprise AI agents. |
| Category | AI Security, Cybersecurity, Machine Learning Security, Adversarial AI | AI Governance, AI Observability, Cybersecurity, Agentic AI |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Platform |
| Founded | 2022 | 2024 |
| Headquarters | Austin, United States | Tel Aviv, Israel |
| Status | Active | Active |
Size, funding and growth
| Measure | HiddenLayer, Inc. | Onyx Security |
|---|---|---|
| Employees | 169 | 98 |
| Headcount growthLast 12 months | Not published | +75.5% |
| Open roles | Not published | 11 |
| Total funding | $56.0M | $158M |
| Latest round | Series A | Series B |
| Valuation | Not published | $640M |
| LinkedIn followers | 20,232 | 5,381 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | HiddenLayer, Inc. | Onyx Security |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 61/100 | 63/100 |
| Traction | 59/100 | 60/100 |
| Team | 70/100 | 80/100 |
| Community | Not published | 42/100 |
| Search visibility | 45/100 | 77/100 |
| Quality | 68/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (48/100) | D (50/100) |
| Domain ratingLink authority, 0-100 | 72/100 | 44/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | HiddenLayer, Inc. | Onyx Security |
|---|---|---|
| CDN | Cloudflare | Cloudflare |
| CMS | Webflow | Webflow |
| Frameworks | Not detected | Bootstrap |
| Analytics | Google Analytics 4, Google Tag Manager | Google Analytics 4, Google Tag Manager |
| Support stack | Not detected | HubSpot |
What users say
| Measure | HiddenLayer, Inc. | Onyx Security |
|---|---|---|
| Community ratingVisitor votes on StartupHub | Not published | 2.1/5 from 7 votes |
| Reddit sentimentThreads we track | Not published | 2 positive, 0 negative across 2 threads |
“Onyx Security raises $113 million for AI agent control plane.”r/RuntimeWire
HiddenLayer, Inc. vs Onyx Security: common questions
Which is better, HiddenLayer, Inc. or Onyx Security?
On our 0-100 score Onyx Security rates higher (63/100 against 61/100). 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 HiddenLayer, Inc. and Onyx Security compare on the numbers?
HiddenLayer, Inc. leads on domain rating (72/100 against 44/100), headcount (169 against 98), LinkedIn following (20,232 against 5,381). Onyx Security leads on funding raised ($158M against $56.0M).
What do real users say about HiddenLayer, Inc. and Onyx Security?
Onyx Security: 2 positive and 0 negative mentions across 2 Reddit threads we track, mostly in r/RuntimeWire.
Read the full HiddenLayer, Inc. review and pricing or the Onyx Security review and pricing. You can also browse other HiddenLayer, Inc. alternatives we track.