# Agen.co Platform vs Onyx Platform: side-by-side comparison (2026)

[Agen.co Platform](https://cybersectools.com/tools/agenco-platform) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Agen.co](https://cybersectools.com/companies/agenco). [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.

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## Side-by-side comparison

| | Agen.co Platform | Onyx Platform |
|---|---|---|
| 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 | Agen.co | Onyx Security |
| Headquarters | – | – |

### Use cases and capabilities

| | Agen.co Platform | Onyx Platform |
|---|---|---|
| Agentic AI Security | Yes | Yes |
| AI Governance | Yes | Yes |
| Non-Human Identity | Yes | – |
| Shadow AI | Yes | Yes |
| MCP Security | Yes | Yes |
| AI Observability | Yes | Yes |
| Runtime Security | Yes | – |
| Policy | Yes | – |
| Inventory | Yes | – |
| GDPR | Yes | – |
| AI SPM | – | Yes |
| LLM Guardrails | – | Yes |
| LLM Security | – | Yes |
| Prompt Injection | – | Yes |
| GenAI Security | – | Yes |

### Core features

**Agen.co 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

**Agen.co Platform**

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

**Onyx Platform**

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

## Agen.co Platform vs Onyx Platform FAQ

Common questions when comparing Agen.co Platform vs Onyx Platform for agentic AI security.

### What is the difference between Agen.co Platform and Onyx Platform?

**Agen.co Platform**: Identity-native platform that discovers, brokers, governs, and audits AI agents. Built by Agen.co.

**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 Agen.co Platform and Onyx Platform?

**Agen.co Platform** is made by Agen.co. **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 Agen.co Platform a good alternative to Onyx Platform?

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

## Related comparisons

- [Agen.co Platform vs Evoke Security](https://cybersectools.com/compare/agenco-platform-vs-evoke-security)
- [Agen.co Platform vs CodeIntegrity AARM Platform](https://cybersectools.com/compare/agenco-platform-vs-codeintegrity-aarm-platform)
- [Agen.co Platform vs Bay Security Agentic Endpoint Security](https://cybersectools.com/compare/agenco-platform-vs-bay-security-agentic-endpoint-security)
- [Onyx Platform vs Evoke Security](https://cybersectools.com/compare/evoke-security-vs-onyx-platform)
- [Onyx Platform vs CodeIntegrity AARM Platform](https://cybersectools.com/compare/codeintegrity-aarm-platform-vs-onyx-platform)
- [Onyx Platform vs Bay Security Agentic Endpoint Security](https://cybersectools.com/compare/bay-security-agentic-endpoint-security-vs-onyx-platform)

## Alternatives to each

- [See all Agen.co Platform alternatives](https://cybersectools.com/alternatives/agenco-platform)
- [See all Onyx Platform alternatives](https://cybersectools.com/alternatives/onyx-platform)

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Source: https://cybersectools.com/compare/agenco-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/agenco-platform.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Agen.co 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