CISO Tribune

Vendor comparison · 2 companies

Tenzai vs XM Cyber

Tenzai sells an AI agentic penetration testing platform that hacks, exploits and fixes vulnerabilities across enterprise software. XM Cyber sells a platform that continuously surfaces every validated exposure that forms real attack paths. CISO Tribune files both under Breach simulation and automated pen-testing. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Tenzai
  • XM Cyber
Tenzai vs XM Cyber: Products, Customers and Funding Compared
TenzaiTenzai sells an AI agentic penetration testing platform that hacks, exploits and fixes vulnerabilities across enterprise software.tenzai.comXM CyberXM Cyber sells a platform that continuously surfaces every validated exposure that forms real attack paths.xmcyber.com
What it sells
  • Tenzai[1][3][4][5]An AI agentic penetration testing platform for enterprise software. It discovers exploitable attack chains across web app, mobile, AI, external and internal network attack surfaces.
  • Continuous Exposure Management Platform[4][5]Surfaces validated exposures that form real attack paths.
  • XM Attack Graph Analysis™Maps viable exposures into attack paths that lead to business-critical assets.
Categories
Headquarters
Not stated on its pagesHerzliya, Israel[3]
Founded
2025[2][4][5]Not stated on its pages
Ownership and funding
Privately held[3]Owned by Schwarz Group since 2021[2][4][15]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
Not stated on its pagesNot stated on its pages
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: listed, seen November 10, 2026[15]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Its pages describe an application security team that tests APIs reaching PCI-scoped and critical systems. Tenzai is also described as a way for teams to verify scanner and bug-bounty findings and gather evidence for follow-up. Security teams can match sets of frontier and open-weight models to each test type or application risk level.From its own pages, XM Cyber does not state organisation size, industries or deployment models it targets. Its business initiatives menu names Operational Technology (OT), Mergers and Acquisitions, Ransomware Readiness and Executive Risk Reporting, but the pages do not describe these as customer segments or buyer roles. This is our reading of the pages, not a recommendation.
Last verified
November 8, 2026November 2, 2026

Where they overlap

  • Tenzai and XM Cyber are both filed under Breach simulation and automated pen-testing.

Where they differ, field by field

  • Tenzai's primary category is Breach simulation and automated pen-testing; XM Cyber's is Exposure prioritisation and CTEM.
  • Tenzai is also filed under Penetration testing and red team services.
  • Tenzai lists Tenzai. XM Cyber lists Continuous Exposure Management Platform and XM Attack Graph Analysis™.
  • XM Cyber is headquartered in Herzliya, Israel.
  • Tenzai was founded in 2025.
  • Tenzai is privately held. XM Cyber is owned by Schwarz Group, since 2021.

What it sells: Tenzai

What Tenzai does[1][3][4][5]
Tenzai's agents are engineered to learn the business purpose and workflows of applications. Tenzai starts autonomous tests in black, gray or white box modes. Tenzai blocks exploitation with a hardened WAF rule that is validated for the customer's environment, ahead of a permanent fix. Tenzai offers step-by-step guidance, coding-assistant prompts and ticket creation for remediation.

What it sells: XM Cyber

What XM Attack Graph Analysis™ does
XM Attack Graph Analysis™ maps all viable exposures into attack paths from the external attack surface, across on-prem and cloud, to business-critical assets. The platform takes a digital twin approach to prioritize exposures validated against exploitability and reachability conditions, taking into account compensating security controls.

Questions about Tenzai and XM Cyber

What do Tenzai and XM Cyber sell?
Tenzai sells Tenzai. XM Cyber sells Continuous Exposure Management Platform and XM Attack Graph Analysis™.
Are Tenzai and XM Cyber in the same category?
They share Breach simulation and automated pen-testing. Tenzai's primary category is Breach simulation and automated pen-testing and XM Cyber's is Exposure prioritisation and CTEM.
Where are Tenzai and XM Cyber headquartered?
XM Cyber is headquartered in Herzliya, Israel.
When were Tenzai and XM Cyber founded?
Tenzai was founded in 2025.
Who owns Tenzai and XM Cyber?
Tenzai is privately held. XM Cyber is owned by Schwarz Group, since 2021.
Who are Tenzai and XM Cyber sold to?
Its pages describe an application security team that tests APIs reaching PCI-scoped and critical systems. From its own pages, XM Cyber does not state organisation size, industries or deployment models it targets.

About Tenzai

Tenzai sells an AI agentic penetration testing platform that hacks, exploits and fixes vulnerabilities across enterprise software. Tenzai discovers attack surfaces, chains weaknesses and produces reproducible exploits. Tenzai is an Israeli AI security startup founded in 2025.

Tenzai was founded in 2025 by cybersecurity veterans Pavel Gurvich, Ariel Zeitlin, Ofri Ziv, Itamar Tal and Aner Mazur. Greylock Partners, Battery Ventures and Lux Capital back Tenzai, with Asheem Chandna of Greylock and Scott Tobin of Battery on the board. Tenzai has $75 million in seed funding.[1]

Tenzai's agents are engineered to learn the business purpose and workflows of applications. Tenzai starts autonomous tests in black, gray or white box modes. Tenzai tailors each test to the customer's goals, guidelines and organizational context. Tenzai shows the reasoning, assumptions and evidence gathered at every step of a test. Tenzai applies layered guardrails that enforce scope at the network level and check every action, following the customer's rules of engagement. Tenzai learns the customer's environment and the team's input from past runs. Tenzai finds business logic vulnerabilities and complex attack chains.

Tenzai discovers exploitable attack chains across web app, mobile, AI, external and internal network attack surfaces. For web apps, Tenzai traces attack paths from the browser through server-side logic to the database. For mobile apps, Tenzai tests Android apps on emulated devices to find runtime vulnerabilities. Tenzai applies static analysis to Android and iOS apps to uncover mobile attack surface. Tenzai tests MCP tools for poisoning, unauthorized access and exploitable inputs.

Tenzai looks for exploitable gaps in how APIs handle identities, permissions and multi-step workflows. For external networks, Tenzai continuously tracks internet-facing assets, starting from domains and public IP ranges.

Tenzai blocks exploitation with a hardened WAF rule that is validated for the customer's environment, ahead of a permanent fix. Tenzai offers step-by-step guidance, coding-assistant prompts and ticket creation for remediation. Tenzai guides the permanent fix and re-tests it. Tenzai deploys WAF rule mitigations and guides permanent remediation through security platforms including Akamai Technologies. Tenzai has made a formal expansion into network security.

Tenzai checks every update in an app, and only what has changed, with incremental runs. Tenzai makes scanner and bug-bounty findings actionable by verifying exploitability and gathering evidence for follow-up. Tenzai curates and benchmarks sets of frontier and open-weight models that security teams can match to each test type or application risk level.[1]

Tenzai on the record

Sources

Tenzai full record

  1. [1]Ahead partners with tenzai to strengthen cyber resilience with ai enabled penetration testingTenzai · tenzai.com · published July 23, 2026 · Tier A
  2. [2]tenzai.comTenzai · tenzai.com · undated page, accessed November 8, 2026 · Tier A
  3. [3]Tenzai: Your ultimate AI hacker teammateTenzai · undated page, accessed November 8, 2026 · Tier A
  4. [4]About Tenzai | AI Hacker for Autonomous PentestingTenzai · undated page, accessed November 10, 2026 · Tier A
  5. [5]Tenzai | AI Hacker for EnterpriseTenzai · undated page, accessed November 10, 2026 · Tier A

XM Cyber full record

  1. [1]xmcyber.comXM Cyber · xmcyber.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]Schwarz group acquires israeli hybrid cloud cybersecurity innovator xm cyberXM Cyber · xmcyber.com · published November 22, 2021 · Tier A
  3. [3]0,7340,L 3734737,00Calcalist · calcalistech.com · published March 23, 2018 · Tier B
  4. [4]Continuous Exposure Management | XM CyberXM Cyber · undated page, accessed October 30, 2026 · Tier A
  5. [5]Use case- Audit & ComplianceXM Cyber · undated page, accessed November 10, 2026 · Tier A
  6. [6]Platform | XM CyberXM Cyber · undated page, accessed November 10, 2026 · Tier A
  7. [7]Security Controls MonitoringXM Cyber · undated page, accessed November 10, 2026 · Tier A
  8. [8]Vulnerability Risk ManagementXM Cyber · undated page, accessed November 10, 2026 · Tier A
  9. [9]XM Cyber for Continuous Exposure Prioritization | XM CyberXM Cyber · undated page, accessed November 10, 2026 · Tier A
  10. [10]Safely Adopt AI Without Introducing RiskXM Cyber · undated page, accessed November 10, 2026 · Tier A
  11. [11]Case Studies | XM CyberXM Cyber · undated page, accessed November 10, 2026 · Tier A
  12. [12]Security, Compliance and Privacy | XM CyberXM Cyber · undated page, accessed November 10, 2026 · Tier A
  13. [13]Solution Briefs | XM CyberXM Cyber · undated page, accessed November 10, 2026 · Tier A
  14. [14]XM Cyber Named a Challenger in the Gartner® Magic Quadrant™ for Exposure Assessment Platforms | XM CyberXM Cyber · published November 13, 2025 · Tier A
  15. [15]XM Cyber Exposure Management Platform Reviews 2026G2 · undated page, accessed November 10, 2026 · Tier C

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