Menlo Security vs Onyx Security
Menlo Security 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: Menlo Security is on 50/100 and Onyx Security on 63/100.
Where each one leads
Menlo Security
- domain rating: 75/100 against 44/100
- headcount: 440 against 98
Onyx Security
- our overall score: 63/100 against 50/100
- agent readiness: 50/100 against 45/100
- funding raised: $158M against $100M
At a glance
| Measure | Menlo Security | Onyx Security |
|---|---|---|
| What it is | Browser security platform securing the agentic enterprise with unified governance and threat prevention. | A secure AI control plane platform for discovering, monitoring, and governing enterprise AI agents. |
| Category | Cybersecurity, Artificial Intelligence, Cloud Security, Enterprise Software | AI Governance, AI Observability, Cybersecurity, Agentic AI |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | 2013 | 2024 |
| Headquarters | Sunnyvale, USA | Tel Aviv, Israel |
| Status | Active | Active |
Size, funding and growth
| Measure | Menlo Security | Onyx Security |
|---|---|---|
| Employees | 440 | 98 |
| Headcount growthLast 12 months | Not published | +75.5% |
| Open roles | 18 | 11 |
| Total funding | $100M | $158M |
| Latest round | Series E | Series B |
| Valuation | $800M | $640M |
| LinkedIn followers | Not published | 5,381 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Menlo Security | Onyx Security |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 50/100 | 63/100 |
| Traction | 60/100 | 60/100 |
| Team | Not published | 80/100 |
| Community | Not published | 42/100 |
| Search visibility | 17/100 | 77/100 |
| Quality | 68/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (45/100) | D (50/100) |
| Domain ratingLink authority, 0-100 | 75/100 | 44/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Menlo Security | Onyx Security |
|---|---|---|
| Hosting | AWS | Not detected |
| CDN | Cloudflare | Cloudflare |
| CMS | Webflow | Webflow |
| Frameworks | Not detected | Bootstrap |
| Analytics | Google Tag Manager | Google Analytics 4, Google Tag Manager |
| Support stack | Not detected | HubSpot |
What users say
| Measure | Menlo Security | 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
Menlo Security vs Onyx Security: common questions
Which is better, Menlo Security or Onyx Security?
On our 0-100 score Onyx Security rates higher (63/100 against 50/100). 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 Menlo Security and Onyx Security compare on the numbers?
Menlo Security leads on domain rating (75/100 against 44/100), headcount (440 against 98). Onyx Security leads on our overall score (63/100 against 50/100), agent readiness (50/100 against 45/100), funding raised ($158M against $100M).
What do real users say about Menlo Security and Onyx Security?
Onyx Security: 2 positive and 0 negative mentions across 2 Reddit threads we track, mostly in r/RuntimeWire.
Read the full Menlo Security review and pricing or the Onyx Security review and pricing. You can also browse other Menlo Security alternatives we track.