Tenzai
eDR58Effective DR: 58/100. Below median. Measured by StartupHub.ai. Median 68.Agent50Agent Readiness: 50/100. Top 25%. Measured by StartupHub.ai. Median 41.Tenzai builds AI hackers that autonomously identify, exploit, and remediate vulnerabilities across enterprise software, scaling advanced penetration testing capabilities.
About
Tenzai is an AI-powered cybersecurity company that develops 'AI hackers' to autonomously and continuously identify, exploit, and remediate vulnerabilities across enterprise applications. The company aims to scale the rare skill of elite human hackers, using advanced AI models trained in various disciplines to perform agentic penetration testing at an unprecedented speed. Tenzai's platform helps enterprises defend their software by proactively finding and fixing security flaws before real adversaries can exploit them, addressing the scarcity of human talent in traditional penetration testing.
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Key facts
- Website
- tenzai.com
- Headquarters
- Tel Aviv, Israel
- Founded
- 2025
- Employees
- 60
- Total funding
- $115M
- Business model
- B2B
Funding rounds
| Date | Round | Amount | Post-money | Lead investors |
|---|---|---|---|---|
| 11 Nov 2025 | Undisclosed round | $75M | ||
| 25 May 2025 | Seed | $32M | $450M | Greylock Partners, Battery Ventures |
| 2 Jan 2025 | Seed | $8M | AI Ventures |
Tech stack
Detected on tenzai.com, last scanned 31 Jul 2026. Run your own scan
- Frontend
- Bootstrap
- Analytics
- Google Analytics 4, Google Tag Manager
- Support
- HubSpot
- CMS / Builders
- Webflow
- CDN
- Cloudflare
- Email provider
- Google Workspace
Tenzai scores 39. Does yours?
That is its Ahrefs DR: the backlink strength of a domain, on the Ahrefs 0 to 100 scale. Paste your website and you get yours in about a minute.
1 review from Reddit gathered in one place
Cybersecurity firm Tenzai tested AI coding agents and found every single one introduced significant vulnerabilities, including gaps that let hackers bypass login pages entirely.
Each quote is copied word for word and links to where it was posted. Promotion and off-topic posts are filtered out.
Frequently asked
What is Tenzai's Effective Domain Rating?
StartupHub's Effective Domain Rating for Tenzai is 58 out of 100, measuring real cross-surface visibility in search engines and AI answers rather than claimed link authority. That is underrated against its Ahrefs Domain Rating of 37, meaning it surfaces in search and AI results more than its claimed authority alone would suggest.
Is Tenzai trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Tenzai is 88 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 Tenzai raised?
Tenzai has raised a total of $115M in funding.
How many employees does Tenzai have?
Tenzai has approximately 60 people on record.
Public record
SEC filings, insider activity, nonprofit links and pay benchmarks for Tenzai
