# Capsule Runtime Security for AI Agents vs StealthNet AI: side-by-side comparison (2026)

[Capsule Runtime Security for AI Agents](https://cybersectools.com/tools/capsule-runtime-security-for-ai-agents) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Capsule Security](https://cybersectools.com/companies/capsule-security). [StealthNet AI](https://cybersectools.com/tools/stealthnet-ai) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [StealthNet AI](https://cybersectools.com/companies/stealthnet-ai). 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

| | Capsule Runtime Security for AI Agents | StealthNet AI |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Agentic AI Security | Penetration Testing |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Mid-Market, Enterprise | Mid-Market, SMB, Startup |
| Company | Capsule Security | StealthNet AI |
| Headquarters | – | – |

### Use cases and capabilities

| | Capsule Runtime Security for AI Agents | StealthNet AI |
|---|---|---|
| Agentic AI Security | Yes | Yes |
| Runtime Security | Yes | – |
| AI Observability | Yes | – |
| LLM Security | Yes | – |
| LLM Guardrails | Yes | – |
| Prompt Injection | Yes | – |
| OWASP | Yes | – |
| MITRE ATT&CK | Yes | – |
| NIST | Yes | – |
| Least Privilege | Yes | – |
| AI Pentesting | – | Yes |
| Penetration Testing Framework | – | Yes |
| Reconnaissance | – | Yes |
| Dark Web Monitoring | – | Yes |
| Red Team | – | Yes |
| VAPT | – | Yes |
| Social Engineering | – | Yes |
| Security Reporting | – | Yes |
| AI Compliance | – | Yes |

### Core features

**Capsule Runtime Security for AI Agents**

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

**StealthNet AI**

9 features 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.

- [Capsule Runtime Security for AI Agents](https://cybersectools.com/tools/capsule-runtime-security-for-ai-agents) fits if you are an enterprise.
- [StealthNet AI](https://cybersectools.com/tools/stealthnet-ai) fits if you are a startup or a small business.

## Capsule Runtime Security for AI Agents vs StealthNet AI FAQ

Common questions when comparing Capsule Runtime Security for AI Agents vs StealthNet AI for agentic AI security.

### What is the difference between Capsule Runtime Security for AI Agents and StealthNet AI?

**Capsule Runtime Security for AI Agents**: Runtime security platform for AI agents with discovery, observability, and enforcement. Built by Capsule Security.

**StealthNet AI**: AI agent fleet for autonomous pentesting across external, API, web & vishing surfaces. Built by StealthNet AI.

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

### Who makes Capsule Runtime Security for AI Agents and StealthNet AI?

**Capsule Runtime Security for AI Agents** is made by Capsule Security. **StealthNet AI** is made by StealthNet AI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Capsule Runtime Security for AI Agents a good alternative to StealthNet AI?

In part. Capsule Runtime Security for AI Agents and StealthNet AI are not in the same category on CybersecTools. Both cover Agentic AI Security. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Capsule Runtime Security for AI Agents vs Certiv](https://cybersectools.com/compare/capsule-runtime-security-for-ai-agents-vs-certiv)
- [Capsule Runtime Security for AI Agents vs Verno Labs Platform](https://cybersectools.com/compare/capsule-runtime-security-for-ai-agents-vs-verno-labs-platform)
- [Capsule Runtime Security for AI Agents vs ZenGuard](https://cybersectools.com/compare/capsule-runtime-security-for-ai-agents-vs-zenguard)
- [StealthNet AI vs Certiv](https://cybersectools.com/compare/certiv-vs-stealthnet-ai)
- [StealthNet AI vs Verno Labs Platform](https://cybersectools.com/compare/stealthnet-ai-vs-verno-labs-platform)
- [StealthNet AI vs ZenGuard](https://cybersectools.com/compare/stealthnet-ai-vs-zenguard)

## Alternatives to each

- [See all Capsule Runtime Security for AI Agents alternatives](https://cybersectools.com/alternatives/capsule-runtime-security-for-ai-agents)
- [See all StealthNet AI alternatives](https://cybersectools.com/alternatives/stealthnet-ai)

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Source: https://cybersectools.com/compare/capsule-runtime-security-for-ai-agents-vs-stealthnet-ai

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

More on Capsule Runtime Security for AI Agents and StealthNet AI: 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