# NetSPI Platform vs Onyx Platform: side-by-side comparison (2026)

[NetSPI Platform](https://cybersectools.com/tools/netspi-platform) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [NetSPI](https://cybersectools.com/companies/netspi). [Onyx Platform](https://cybersectools.com/tools/onyx-platform) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Onyx Security](https://cybersectools.com/companies/onyx-security). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | NetSPI Platform | Onyx Platform |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Penetration Testing | Agentic AI Security |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | NetSPI | Onyx Security |
| Headquarters | – | – |

### Use cases and capabilities

| | NetSPI Platform | Onyx Platform |
|---|---|---|
| Dark Web Monitoring | Yes | – |
| MITRE ATT&CK | Yes | – |
| Continuous Testing | Yes | – |
| AI Pentesting | Yes | – |
| Vulnerability | Yes | – |
| Red Team | Yes | – |
| Cloud Native | Yes | – |
| Reconnaissance | Yes | – |
| Agentic AI Security | – | Yes |
| AI Governance | – | Yes |
| AI Observability | – | Yes |
| AI SPM | – | Yes |
| LLM Guardrails | – | Yes |
| LLM Security | – | Yes |
| MCP Security | – | Yes |
| Prompt Injection | – | Yes |
| Shadow AI | – | Yes |
| GenAI Security | – | Yes |

### Core features

**NetSPI Platform**

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

**Onyx Platform**

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

### Integrations

**NetSPI Platform**

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

**Onyx Platform**

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

## Which one fits you

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

- [NetSPI Platform](https://cybersectools.com/tools/netspi-platform) fits if you want a cloud product.
- [Onyx Platform](https://cybersectools.com/tools/onyx-platform) fits if you need both cloud and on-premises options.

## NetSPI Platform vs Onyx Platform FAQ

Common questions when comparing NetSPI Platform vs Onyx Platform for penetration testing.

### What is the difference between NetSPI Platform and Onyx Platform?

**NetSPI Platform**: PTaaS platform combining human pentesters with AI for continuous security testing. Built by NetSPI.

**Onyx Platform**: AI control plane for enterprise AI agent security, governance, and observability. Built by Onyx Security.

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

### Who makes NetSPI Platform and Onyx Platform?

**NetSPI Platform** is made by NetSPI. **Onyx Platform** is made by Onyx Security. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is NetSPI Platform a good alternative to Onyx Platform?

In part. NetSPI Platform and Onyx Platform are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [NetSPI Platform vs RunSybil](https://cybersectools.com/compare/netspi-platform-vs-runsybil)
- [NetSPI Platform vs Tolmo](https://cybersectools.com/compare/netspi-platform-vs-tolmo)
- [NetSPI Platform vs Strike PTaaS](https://cybersectools.com/compare/netspi-platform-vs-strike-ptaas)
- [Onyx Platform vs RunSybil](https://cybersectools.com/compare/onyx-platform-vs-runsybil)
- [Onyx Platform vs Tolmo](https://cybersectools.com/compare/onyx-platform-vs-tolmo)
- [Onyx Platform vs Strike PTaaS](https://cybersectools.com/compare/onyx-platform-vs-strike-ptaas)

## Alternatives to each

- [See all NetSPI Platform alternatives](https://cybersectools.com/alternatives/netspi-platform)
- [See all Onyx Platform alternatives](https://cybersectools.com/alternatives/onyx-platform)

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Source: https://cybersectools.com/compare/netspi-platform-vs-onyx-platform

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

More on NetSPI Platform and Onyx Platform: 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