# Tenzai vs x8: side-by-side comparison (2026)

[Tenzai](https://cybersectools.com/tools/tenzai) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [Tenzai](https://cybersectools.com/companies/tenzai). [x8](https://cybersectools.com/tools/x8) is a free [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Tenzai | x8 |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Penetration Testing | Penetration Testing |
| Verified | No | No |
| Deployment type | Hybrid | On-Premises |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | – | 1,915 |
| Last commit | – | Sep 2024 |
| Company | Tenzai | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Tenzai | x8 |
|---|---|---|
| AI Pentesting | Yes | – |
| Agentic AI Security | Yes | – |
| Continuous Testing | Yes | – |
| Red Team | Yes | – |
| Vulnerability Exploitation | Yes | – |
| Penetration Testing Framework | Yes | – |
| Vulnerability | Yes | – |
| Web Security | Yes | – |
| App Security | Yes | – |
| Reconnaissance | – | Yes |

### Core features

**Tenzai**

6 features listed. Sign in on the page to see them.

**x8**

No features listed.

### Integrations

**Tenzai**

2 integrations listed. Sign in on the page to see them.

**x8**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Tenzai](https://cybersectools.com/tools/tenzai) fits if you need both cloud and on-premises options.
- [x8](https://cybersectools.com/tools/x8) fits if you need to run it on your own servers, you are a small business, you need a free product and you want an open-source product.

## Tenzai vs x8 FAQ

Common questions when comparing Tenzai vs x8 for penetration testing.

### What is the difference between Tenzai and x8?

**Tenzai**: Agentic AI platform for continuous, autonomous penetration testing of enterprise apps. Built by Tenzai.

**x8**: X8 is a hidden parameters discovery suite that automatically identifies undocumented parameters in web applications and APIs for security testing purposes.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Tenzai and x8?

**Tenzai** is made by Tenzai. **x8** is open-source with 1,915 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Tenzai a good alternative to x8?

Often, yes. Tenzai and x8 are both Penetration Testing products. Key differences: Tenzai is Commercial while x8 is Free, x8 is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Tenzai vs APX Labs Arsenal (Cipher & Niro)](https://cybersectools.com/compare/apx-labs-arsenal-cipher-and-niro-vs-tenzai)
- [Tenzai vs Parameter Pentesting](https://cybersectools.com/compare/parameter-pentesting-vs-tenzai)
- [Tenzai vs Autonomous Penetration Testing Tool](https://cybersectools.com/compare/autonomous-penetration-testing-tool-vs-tenzai)
- [x8 vs APX Labs Arsenal (Cipher & Niro)](https://cybersectools.com/compare/apx-labs-arsenal-cipher-and-niro-vs-x8)
- [x8 vs Parameter Pentesting](https://cybersectools.com/compare/parameter-pentesting-vs-x8)
- [x8 vs Autonomous Penetration Testing Tool](https://cybersectools.com/compare/autonomous-penetration-testing-tool-vs-x8)

## Alternatives to each

- [See all Tenzai alternatives](https://cybersectools.com/alternatives/tenzai)
- [See all x8 alternatives](https://cybersectools.com/alternatives/x8)

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Source: https://cybersectools.com/compare/tenzai-vs-x8

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/tenzai.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Tenzai and x8: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md