# Repello MCP Gateway vs Witness AI for Developers: side-by-side comparison (2026)

[Repello MCP Gateway](https://cybersectools.com/tools/repello-mcp-gateway) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Repello AI](https://cybersectools.com/companies/repello-ai). [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 5 more.

## Side-by-side comparison

| | Repello MCP Gateway | Witness AI for Developers |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Agentic AI Security | Agentic AI Security |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Repello AI | WitnessAI |
| Headquarters | – | – |

### Use cases and capabilities

| | Repello MCP Gateway | Witness AI for Developers |
|---|---|---|
| Gateway | Yes | – |
| Policy | Yes | Yes |
| Generative AI | Yes | – |
| MCP Security | Yes | – |
| PII | – | Yes |
| Secrets Management | – | Yes |

### Core features

**Repello MCP Gateway**

7 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

**Repello MCP Gateway**

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.

- [Witness AI for Developers](https://cybersectools.com/tools/witness-ai-for-developers) fits if you are a small business.

## Repello MCP Gateway vs Witness AI for Developers FAQ

Common questions when comparing Repello MCP Gateway vs Witness AI for Developers for agentic AI security.

### What is the difference between Repello MCP Gateway and Witness AI for Developers?

**Repello MCP Gateway**: Security gateway for monitoring and protecting MCP-based AI agent tool calls. Built by Repello AI.

**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 Repello MCP Gateway and Witness AI for Developers?

**Repello MCP Gateway** is made by Repello AI. **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 Repello MCP Gateway a good alternative to Witness AI for Developers?

Often, yes. Repello MCP Gateway 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

- [Repello MCP Gateway vs Natoma MCP Gateway](https://cybersectools.com/compare/natoma-mcp-gateway-vs-repello-mcp-gateway)
- [Repello MCP Gateway vs Lumeus MCP Security](https://cybersectools.com/compare/lumeus-mcp-security-vs-repello-mcp-gateway)
- [Repello MCP Gateway vs Stacklok Enterprise MCP Platform](https://cybersectools.com/compare/repello-mcp-gateway-vs-stacklok-enterprise-mcp-platform)
- [Witness AI for Developers vs Natoma MCP Gateway](https://cybersectools.com/compare/natoma-mcp-gateway-vs-witness-ai-for-developers)
- [Witness AI for Developers vs Lumeus MCP Security](https://cybersectools.com/compare/lumeus-mcp-security-vs-witness-ai-for-developers)
- [Witness AI for Developers vs Stacklok Enterprise MCP Platform](https://cybersectools.com/compare/stacklok-enterprise-mcp-platform-vs-witness-ai-for-developers)

## Alternatives to each

- [See all Repello MCP Gateway alternatives](https://cybersectools.com/alternatives/repello-mcp-gateway)
- [See all Witness AI for Developers alternatives](https://cybersectools.com/alternatives/witness-ai-for-developers)

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Source: https://cybersectools.com/compare/repello-mcp-gateway-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/repello-mcp-gateway.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Repello MCP Gateway 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