# Protopia AI Stained Glass Transform vs RealmGuard: side-by-side comparison (2026)

[Protopia AI Stained Glass Transform](https://cybersectools.com/tools/protopia-ai-stained-glass-transform) is a commercial [LLM guardrails](https://cybersectools.com/categories/llm-guardrails) solution by [Protopia AI](https://cybersectools.com/companies/protopia-ai). [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.

## Side-by-side comparison

| | Protopia AI Stained Glass Transform | RealmGuard |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | LLM Guardrails | LLM Guardrails |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Protopia AI | Realm Labs |
| Headquarters | – | – |

### Use cases and capabilities

| | Protopia AI Stained Glass Transform | RealmGuard |
|---|---|---|
| Generative AI | Yes | – |
| Sensitive Data | Yes | – |
| AWS | Yes | – |
| MLSecOps | Yes | – |
| AI DLP | Yes | – |
| LLM Guardrails | – | Yes |
| LLM Security | – | Yes |
| Prompt Injection | – | Yes |
| AI Firewall | – | Yes |
| GenAI Security | – | Yes |
| Content Filtering | – | Yes |
| PII | – | Yes |
| AI Compliance | – | Yes |
| AI Governance | – | Yes |
| OWASP | – | Yes |

### Core features

**Protopia AI Stained Glass Transform**

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

**RealmGuard**

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

### Integrations

**Protopia AI Stained Glass Transform**

1 integration listed. Sign in on the page to see them.

**RealmGuard**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Protopia AI Stained Glass Transform](https://cybersectools.com/tools/protopia-ai-stained-glass-transform) fits if you want a cloud product.
- [RealmGuard](https://cybersectools.com/tools/realm-labs-platform) fits if you need both cloud and on-premises options.

## Protopia AI Stained Glass Transform vs RealmGuard FAQ

Common questions when comparing Protopia AI Stained Glass Transform vs RealmGuard for LLM guardrails.

### What is the difference between Protopia AI Stained Glass Transform and RealmGuard?

**Protopia AI Stained Glass Transform**: Protects sensitive data in LLM prompts without exposing plain-text to providers. Built by Protopia AI.

**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 Protopia AI Stained Glass Transform and RealmGuard?

**Protopia AI Stained Glass Transform** is made by Protopia AI. **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 Protopia AI Stained Glass Transform a good alternative to RealmGuard?

Often, yes. Protopia AI Stained Glass Transform and RealmGuard are both LLM Guardrails products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Protopia AI Stained Glass Transform vs PointGuard AI Intelligent Guardrails](https://cybersectools.com/compare/pointguard-ai-intelligent-guardrails-vs-protopia-ai-stained-glass-transform)
- [Protopia AI Stained Glass Transform vs Senthex AI Firewall](https://cybersectools.com/compare/protopia-ai-stained-glass-transform-vs-senthex-ai-firewall)
- [Protopia AI Stained Glass Transform vs Vulcan Protect](https://cybersectools.com/compare/protopia-ai-stained-glass-transform-vs-vulcan-protect)
- [RealmGuard vs PointGuard AI Intelligent Guardrails](https://cybersectools.com/compare/pointguard-ai-intelligent-guardrails-vs-realm-labs-platform)
- [RealmGuard vs Senthex AI Firewall](https://cybersectools.com/compare/realm-labs-platform-vs-senthex-ai-firewall)
- [RealmGuard vs Vulcan Protect](https://cybersectools.com/compare/realm-labs-platform-vs-vulcan-protect)

## Alternatives to each

- [See all Protopia AI Stained Glass Transform alternatives](https://cybersectools.com/alternatives/protopia-ai-stained-glass-transform)
- [See all RealmGuard alternatives](https://cybersectools.com/alternatives/realm-labs-platform)

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Source: https://cybersectools.com/compare/protopia-ai-stained-glass-transform-vs-realm-labs-platform

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

More on Protopia AI Stained Glass Transform 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