# Agen.co Personas vs Witness AI for Developers: side-by-side comparison (2026)

[Agen.co Personas](https://cybersectools.com/tools/agenco-personas) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Agen.co](https://cybersectools.com/companies/agenco). [Witness AI for Developers](https://cybersectools.com/tools/witness-ai-for-developers) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [WitnessAI](https://cybersectools.com/companies/witnessai). 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 4 more.

## Side-by-side comparison

| | Agen.co Personas | Witness AI for Developers |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Agentic AI Security | Agentic AI Security |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Agen.co | WitnessAI |
| Headquarters | – | – |

### Use cases and capabilities

| | Agen.co Personas | Witness AI for Developers |
|---|---|---|
| Agentic AI Security | Yes | – |
| AI Governance | Yes | – |
| MCP Security | Yes | – |
| Non-Human Identity | Yes | – |
| Shadow AI | Yes | – |
| AI Observability | Yes | – |
| Policy | Yes | Yes |
| Inventory | Yes | – |
| Runtime Security | Yes | – |
| AI Compliance | Yes | – |
| PII | – | Yes |
| Secrets Management | – | Yes |

### Core features

**Agen.co Personas**

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

**Witness AI for Developers**

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

### Integrations

**Agen.co Personas**

No integrations listed.

**Witness AI for Developers**

4 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.

- [Agen.co Personas](https://cybersectools.com/tools/agenco-personas) fits if you want a cloud product.
- [Witness AI for Developers](https://cybersectools.com/tools/witness-ai-for-developers) fits if you need both cloud and on-premises options and you are a small business.

## Agen.co Personas vs Witness AI for Developers FAQ

Common questions when comparing Agen.co Personas vs Witness AI for Developers for agentic AI security.

### What is the difference between Agen.co Personas and Witness AI for Developers?

**Agen.co Personas**: AI agent governance platform for CISOs, security teams, IT, and devs, built by Agen.co.

**Witness AI for Developers**: Security platform for AI coding assistants and development agents, built by WitnessAI.

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

### Who makes Agen.co Personas and Witness AI for Developers?

**Agen.co Personas** is made by Agen.co. **Witness AI for Developers** is made by WitnessAI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Agen.co Personas a good alternative to Witness AI for Developers?

Often, yes. Agen.co Personas and Witness AI for Developers are both Agentic AI Security products, and both cover Policy. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Agen.co Personas vs Agen.co Platform](https://cybersectools.com/compare/agenco-personas-vs-agenco-platform)
- [Agen.co Personas vs JetStream Security-First AI Governance Platform](https://cybersectools.com/compare/agenco-personas-vs-jetstream-saig-platform)
- [Agen.co Personas vs Golf MCP Control Plane](https://cybersectools.com/compare/agenco-personas-vs-golf-mcp-control-plane)
- [Witness AI for Developers vs Agen.co Platform](https://cybersectools.com/compare/agenco-platform-vs-witness-ai-for-developers)
- [Witness AI for Developers vs JetStream Security-First AI Governance Platform](https://cybersectools.com/compare/jetstream-saig-platform-vs-witness-ai-for-developers)
- [Witness AI for Developers vs Golf MCP Control Plane](https://cybersectools.com/compare/golf-mcp-control-plane-vs-witness-ai-for-developers)

## Alternatives to each

- [See all Agen.co Personas alternatives](https://cybersectools.com/alternatives/agenco-personas)
- [See all Witness AI for Developers alternatives](https://cybersectools.com/alternatives/witness-ai-for-developers)

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Source: https://cybersectools.com/compare/agenco-personas-vs-witness-ai-for-developers

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

More on Agen.co Personas and Witness AI for Developers: 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