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

[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). [Sonoma Security](https://cybersectools.com/tools/sonoma-security) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Sonoma Security](https://cybersectools.com/companies/sonoma-security). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Agentic AI Security Solutions for Business](https://cybersectools.com/shortlists/best-agentic-ai-security-solutions) picks CrowdStrike Falcon Guardian, Rubrik Agent Cloud, Silverfort AI Agent Security and 5 more.

## Side-by-side comparison

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

### Use cases and capabilities

| | Onyx Platform | Sonoma Security |
|---|---|---|
| Agentic AI Security | Yes | Yes |
| AI Governance | Yes | Yes |
| AI Observability | Yes | – |
| AI SPM | Yes | – |
| LLM Guardrails | Yes | – |
| LLM Security | Yes | Yes |
| MCP Security | Yes | Yes |
| Prompt Injection | Yes | Yes |
| Shadow AI | Yes | – |
| GenAI Security | Yes | Yes |
| Supply Chain Security | – | Yes |
| AI Compliance | – | Yes |
| Permissions | – | Yes |

### Core features

**Onyx Platform**

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

**Sonoma Security**

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

### Integrations

**Onyx Platform**

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

**Sonoma Security**

No integrations listed.

## Onyx Platform vs Sonoma Security FAQ

Common questions when comparing Onyx Platform vs Sonoma Security for agentic AI security.

### What is the difference between Onyx Platform and Sonoma Security?

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

**Sonoma Security**: MCP governance platform for securing and controlling enterprise AI agents. Built by Sonoma Security.

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

### Who makes Onyx Platform and Sonoma Security?

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

### Is Onyx Platform a good alternative to Sonoma Security?

Often, yes. Onyx Platform and Sonoma Security are both Agentic AI Security products, and both cover MCP Security, Agentic AI Security, AI Governance. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Onyx Platform vs Oryo](https://cybersectools.com/compare/onyx-platform-vs-oryo)
- [Onyx Platform vs Autonomous Security](https://cybersectools.com/compare/autonomous-security-vs-onyx-platform)
- [Onyx Platform vs HikmaAI](https://cybersectools.com/compare/hikmaai-vs-onyx-platform)
- [Sonoma Security vs Oryo](https://cybersectools.com/compare/oryo-vs-sonoma-security)
- [Sonoma Security vs Autonomous Security](https://cybersectools.com/compare/autonomous-security-vs-sonoma-security)
- [Sonoma Security vs HikmaAI](https://cybersectools.com/compare/hikmaai-vs-sonoma-security)

## Alternatives to each

- [See all Onyx Platform alternatives](https://cybersectools.com/alternatives/onyx-platform)
- [See all Sonoma Security alternatives](https://cybersectools.com/alternatives/sonoma-security)

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

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

More on Onyx Platform and Sonoma Security: 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