# RunSybil vs Willow: side-by-side comparison (2026)

[RunSybil](https://cybersectools.com/tools/runsybil) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [RunSybil](https://cybersectools.com/companies/runsybil). [Willow](https://cybersectools.com/tools/willow) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Willow](https://cybersectools.com/companies/willow). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

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

### Use cases and capabilities

| | RunSybil | Willow |
|---|---|---|
| AI Pentesting | Yes | – |
| Attack Paths | Yes | – |
| Continuous Testing | Yes | – |
| Vulnerability Prioritization | Yes | – |
| Reconnaissance | Yes | – |
| DAST | Yes | – |
| Red Team | Yes | – |
| Security Scanning | Yes | – |
| Vulnerability | Yes | – |
| Cloud Native | Yes | – |
| Agentic AI Security | – | Yes |
| AI Governance | – | Yes |
| MCP Security | – | Yes |
| Non-Human Identity | – | Yes |
| Shadow AI | – | Yes |
| AI Observability | – | Yes |
| LLM Security | – | Yes |
| RBAC | – | Yes |
| Zero Trust Architecture | – | Yes |

### Core features

**RunSybil**

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

**Willow**

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

### Integrations

**RunSybil**

No integrations listed.

**Willow**

7 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.

- [RunSybil](https://cybersectools.com/tools/runsybil) fits if you want a cloud product.
- [Willow](https://cybersectools.com/tools/willow) fits if you need both cloud and on-premises options.

## RunSybil vs Willow FAQ

Common questions when comparing RunSybil vs Willow for penetration testing.

### What is the difference between RunSybil and Willow?

**RunSybil**: AI-driven continuous attack surface assessment and validation platform. Built by RunSybil.

**Willow**: Control plane for governing enterprise AI agent identity, access, and actions. Built by Willow.

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

### Who makes RunSybil and Willow?

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

### Is RunSybil a good alternative to Willow?

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

## Related comparisons

- [RunSybil vs AI Pentest Copilot](https://cybersectools.com/compare/ai-pentest-copilot-vs-runsybil)
- [RunSybil vs NetSPI Platform](https://cybersectools.com/compare/netspi-platform-vs-runsybil)
- [RunSybil vs Tolmo](https://cybersectools.com/compare/runsybil-vs-tolmo)
- [Willow vs AI Pentest Copilot](https://cybersectools.com/compare/ai-pentest-copilot-vs-willow)
- [Willow vs NetSPI Platform](https://cybersectools.com/compare/netspi-platform-vs-willow)
- [Willow vs Tolmo](https://cybersectools.com/compare/tolmo-vs-willow)

## Alternatives to each

- [See all RunSybil alternatives](https://cybersectools.com/alternatives/runsybil)
- [See all Willow alternatives](https://cybersectools.com/alternatives/willow)

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Source: https://cybersectools.com/compare/runsybil-vs-willow

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

More on RunSybil and Willow: 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