Onyx Security
Onyx Security

Onyx Security

Measured by AhrefsDR25 out of 100, Below median. Ahrefs DR. Open the scores section.Ahrefs DR: 25/100. Below median. Measured by Ahrefs. Median 44.Measured by StartupHub.aieDR96 out of 100, Top 25%. Effective DR. Open the scores section.Effective DR: 96/100. Top 25%. Measured by StartupHub.ai. Median 68.Measured by StartupHub.aiAgent58 out of 100, Top 25%. Agent Readiness. Open the scores section.Agent Readiness: 58/100. Top 25%. Measured by StartupHub.ai. Median 41.Measured by Google PageSpeedSpeed49 out of 100, Below median. Site Speed. Open the scores section.Site Speed: 49/100. Below median. Measured by Google PageSpeed. Median 62.

A secure AI control plane platform for discovering, monitoring, and governing enterprise AI agents.

2024Active98Tel Aviv, Israel

About

Onyx Security offers a secure AI control plane for enterprises, enabling them to discover, control, and govern AI agents and models across SaaS, cloud, and endpoints. Their platform provides AI observability, security, governance, orchestration, and ROI measurement to protect sensitive data, enforce policies, and ensure compliance. Onyx serves security, governance, and AI teams looking to manage AI agent adoption and mitigate risks.

Competitors & Alternatives (94)

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MANIFEST
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Key facts

Website
onyx.security
Headquarters
Tel Aviv, Israel
Founded
2024
Employees
98
Total funding
$158M (Series B)
Business model
B2B

Onyx Security pricing

Onyx Security pricing page
Onyx Security's own pricing page.

Plans as published by Onyx Security. Current prices on onyx.security

Funding rounds

Funding rounds raised by Onyx Security
DateRoundAmountLead investors
29 Jul 2026Series B$113MBessemer Venture Partners
11 Mar 2026Undisclosed round$40M
1 Jan 2024Seed$5MCyberstarts

Tech stack

Detected on onyx.security and in its job posts, last scanned 3 Nov 2026.

Frontend
Bootstrap, React
Backend
Python, Node.js
Auth
Frontegg
Analytics
Google Analytics 4, Google Tag Manager
Observability
incident.io
Support
HubSpot
CMS / Builders
Webflow
CDN
Cloudflare
Hosting
AWS, Azure, Google Cloud
Email provider
Google Workspace
Visitor tracking
ZoomInfo WebSights
DevOps
Kubernetes, Docker

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Comments
(1)

1 review from Reddit gathered in one place

Reddit
r/pwnhubu/_cybersecurity_Mar 13, 2026PositiveReddit

Onyx Security Launches With $40 Million to Secure AI Agents. Onyx Security has emerged with significant funding aimed at providing comprehensive control and security for autonomous AI agents.

Each quote is copied word for word and links to where it was posted. Promotion and off-topic posts are filtered out.

Frequently asked

Is Onyx Security trustworthy and reputable?

StartupHub's Data Trust & Reputation score for Onyx Security is 90 out of 100, a trusted rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.

How much funding has Onyx Security raised?

Onyx Security has raised a total of $158M in funding. The most recent round on record is Series B.

How many employees does Onyx Security have?

Onyx Security has approximately 98 people on record.

A tool we built

AI Agent Readiness

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Need it connected to Onyx Security or your own stack? Ask for a custom integration. We reply within 2 days.

SEC filings, insider activity, nonprofit links and pay benchmarks for Onyx Security:

Company details: from public sources. Funding: no announced round on file. Ownership: not yet claimed by the company. Scores: measured by named tools; each links to its method. Our rules