# LangGuard AI Control Plane vs PromptArmor Transparency Platform: side-by-side comparison (2026)

[LangGuard AI Control Plane](https://cybersectools.com/tools/langguard-ai-control-plane) is a commercial [AI governance](https://cybersectools.com/categories/ai-governance) solution by [LangGuard](https://cybersectools.com/companies/langguard). [PromptArmor Transparency Platform](https://cybersectools.com/tools/promptarmor-transparency-platform) is a commercial [AI governance](https://cybersectools.com/categories/ai-governance) solution by [PromptArmor](https://cybersectools.com/companies/promptarmor). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | LangGuard AI Control Plane | PromptArmor Transparency Platform |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | AI Governance | AI Governance |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | LangGuard | PromptArmor |
| Headquarters | – | – |

### Use cases and capabilities

| | LangGuard AI Control Plane | PromptArmor Transparency Platform |
|---|---|---|
| Observability | Yes | – |
| AI Governance | – | Yes |
| AI Compliance | – | Yes |
| LLM Security | – | Yes |
| OWASP | – | Yes |
| NIST | – | Yes |
| AI Observability | – | Yes |
| GenAI Security | – | Yes |
| Security Questionnaires | – | Yes |
| Prompt Injection | – | Yes |
| Third Party Security | – | Yes |

### Core features

**LangGuard AI Control Plane**

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

**PromptArmor Transparency Platform**

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

### Integrations

**LangGuard AI Control Plane**

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

**PromptArmor Transparency Platform**

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

## LangGuard AI Control Plane vs PromptArmor Transparency Platform FAQ

Common questions when comparing LangGuard AI Control Plane vs PromptArmor Transparency Platform for AI governance.

### What is the difference between LangGuard AI Control Plane and PromptArmor Transparency Platform?

**LangGuard AI Control Plane**: AI control plane for governance, monitoring, and orchestration of AI agents. Built by LangGuard.

**PromptArmor Transparency Platform**: AI transparency platform for vendors to document AI security posture for procurement. Built by PromptArmor.

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

### Who makes LangGuard AI Control Plane and PromptArmor Transparency Platform?

**LangGuard AI Control Plane** is made by LangGuard. **PromptArmor Transparency Platform** is made by PromptArmor. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is LangGuard AI Control Plane a good alternative to PromptArmor Transparency Platform?

Often, yes. LangGuard AI Control Plane and PromptArmor Transparency Platform are both AI Governance products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [LangGuard AI Control Plane vs Trust3 AI Platform](https://cybersectools.com/compare/langguard-ai-control-plane-vs-trust3-ai)
- [LangGuard AI Control Plane vs Calvin Risk Calvin Platform](https://cybersectools.com/compare/calvin-risk-calvin-platform-vs-langguard-ai-control-plane)
- [LangGuard AI Control Plane vs KonaSense](https://cybersectools.com/compare/konasense-vs-langguard-ai-control-plane)
- [PromptArmor Transparency Platform vs Trust3 AI Platform](https://cybersectools.com/compare/promptarmor-transparency-platform-vs-trust3-ai)
- [PromptArmor Transparency Platform vs Calvin Risk Calvin Platform](https://cybersectools.com/compare/calvin-risk-calvin-platform-vs-promptarmor-transparency-platform)
- [PromptArmor Transparency Platform vs KonaSense](https://cybersectools.com/compare/konasense-vs-promptarmor-transparency-platform)

## Alternatives to each

- [See all LangGuard AI Control Plane alternatives](https://cybersectools.com/alternatives/langguard-ai-control-plane)
- [See all PromptArmor Transparency Platform alternatives](https://cybersectools.com/alternatives/promptarmor-transparency-platform)

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Source: https://cybersectools.com/compare/langguard-ai-control-plane-vs-promptarmor-transparency-platform

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

More on LangGuard AI Control Plane and PromptArmor Transparency 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