# Certiv vs RealmGuard: side-by-side comparison (2026)

[Certiv](https://cybersectools.com/tools/certiv) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Certiv](https://cybersectools.com/companies/certiv). [RealmGuard](https://cybersectools.com/tools/realm-labs-platform) is a commercial [LLM guardrails](https://cybersectools.com/categories/llm-guardrails) solution by [Realm Labs](https://cybersectools.com/companies/realm-labs). Features, integrations, deployment and the company behind each one, side by side.

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## Side-by-side comparison

| | Certiv | RealmGuard |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Agentic AI Security | LLM Guardrails |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Certiv | Realm Labs |
| Headquarters | – | – |

### Use cases and capabilities

| | Certiv | RealmGuard |
|---|---|---|
| Agentic AI Security | Yes | – |
| LLM Security | Yes | Yes |
| MCP Security | Yes | – |
| Prompt Injection | Yes | Yes |
| Shadow AI | Yes | – |
| AI Observability | Yes | – |
| LLM Guardrails | Yes | Yes |
| OWASP | Yes | Yes |
| Runtime Security | Yes | – |
| Data Exfiltration | Yes | – |
| AI Firewall | – | Yes |
| GenAI Security | – | Yes |
| Content Filtering | – | Yes |
| PII | – | Yes |
| AI Compliance | – | Yes |
| AI Governance | – | Yes |

### Core features

**Certiv**

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

**RealmGuard**

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

### Integrations

**Certiv**

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

**RealmGuard**

No integrations listed.

## Certiv vs RealmGuard FAQ

Common questions when comparing Certiv vs RealmGuard for agentic AI security.

### What is the difference between Certiv and RealmGuard?

**Certiv**: Runtime security platform for discovering, monitoring, and controlling AI agents. Built by Certiv.

**RealmGuard**: AI guardrail platform detecting harmful outputs, prompt injections & policy violations. Built by Realm Labs.

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

### Who makes Certiv and RealmGuard?

**Certiv** is made by Certiv. **RealmGuard** is made by Realm Labs. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Certiv a good alternative to RealmGuard?

In part. Certiv and RealmGuard are not in the same category on CybersecTools. Both cover LLM Guardrails, LLM Security, Prompt Injection. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Certiv vs Tenet Security Platform](https://cybersectools.com/compare/certiv-vs-tenet-security-platform)
- [Certiv vs Onyx Platform](https://cybersectools.com/compare/certiv-vs-onyx-platform)
- [Certiv vs General Analysis AIDR](https://cybersectools.com/compare/certiv-vs-general-analysis-aidr)
- [RealmGuard vs Tenet Security Platform](https://cybersectools.com/compare/realm-labs-platform-vs-tenet-security-platform)
- [RealmGuard vs Onyx Platform](https://cybersectools.com/compare/onyx-platform-vs-realm-labs-platform)
- [RealmGuard vs General Analysis AIDR](https://cybersectools.com/compare/general-analysis-aidr-vs-realm-labs-platform)

## Alternatives to each

- [See all Certiv alternatives](https://cybersectools.com/alternatives/certiv)
- [See all RealmGuard alternatives](https://cybersectools.com/alternatives/realm-labs-platform)

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Source: https://cybersectools.com/compare/certiv-vs-realm-labs-platform

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More on Certiv and RealmGuard: 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