# LLM Guard vs Senthex AI Firewall: side-by-side comparison (2026)

[LLM Guard](https://cybersectools.com/tools/llm-guard) is a free [LLM guardrails](https://cybersectools.com/categories/llm-guardrails) solution. [Senthex AI Firewall](https://cybersectools.com/tools/senthex-ai-firewall) is a commercial [LLM guardrails](https://cybersectools.com/categories/llm-guardrails) solution by [Senthex](https://cybersectools.com/companies/senthex). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | LLM Guard | Senthex AI Firewall |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | LLM Guardrails | LLM Guardrails |
| Verified | No | No |
| Deployment type | On-Premises | Hybrid |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | 2,043 | – |
| Last commit | Sep 2025 | – |
| Company | – | Senthex |
| Headquarters | – | – |

### Use cases and capabilities

| | LLM Guard | Senthex AI Firewall |
|---|---|---|
| Open Source | Yes | – |
| Generative AI | Yes | – |
| Prompt Injection | Yes | Yes |
| LLM Security | Yes | Yes |
| LLM Guardrails | Yes | Yes |
| AI Firewall | – | Yes |
| PII | – | Yes |
| AI Compliance | – | Yes |
| AI Observability | – | Yes |
| OWASP | – | Yes |
| GDPR | – | Yes |
| GenAI Security | – | Yes |

### Core features

**LLM Guard**

No features listed.

**Senthex AI Firewall**

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

### Integrations

**LLM Guard**

No integrations listed.

**Senthex AI Firewall**

9 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.

- [LLM Guard](https://cybersectools.com/tools/llm-guard) fits if you need to run it on your own servers, you need a free product and you want an open-source product.
- [Senthex AI Firewall](https://cybersectools.com/tools/senthex-ai-firewall) fits if you need both cloud and on-premises options.

## LLM Guard vs Senthex AI Firewall FAQ

Common questions when comparing LLM Guard vs Senthex AI Firewall for LLM guardrails.

### What is the difference between LLM Guard and Senthex AI Firewall?

**LLM Guard**: LLM Guard is a security toolkit that enhances the safety and security of interactions with Large Language Models (LLMs) by providing features like sanitization, harmful language detection, data leakage prevention, and resistance against prompt injection attacks.

**Senthex AI Firewall**: Proxy-based AI firewall with 26 shields and verifiable audit trail for LLMs. Built by Senthex.

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

### Who makes LLM Guard and Senthex AI Firewall?

**LLM Guard** is open-source with 2,043 GitHub stars. **Senthex AI Firewall** is made by Senthex founded in 2025-01-01T00:00:00.000Z. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is LLM Guard a good alternative to Senthex AI Firewall?

Often, yes. LLM Guard and Senthex AI Firewall are both LLM Guardrails products, and both cover LLM Security, LLM Guardrails, Prompt Injection. Key differences: LLM Guard is Free while Senthex AI Firewall is Commercial, LLM Guard is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [LLM Guard vs RealmGuard](https://cybersectools.com/compare/llm-guard-vs-realm-labs-platform)
- [LLM Guard vs Promptfoo Guardrails](https://cybersectools.com/compare/llm-guard-vs-promptfoo-guardrails)
- [LLM Guard vs Confident Security](https://cybersectools.com/compare/confident-security-vs-llm-guard)
- [Senthex AI Firewall vs RealmGuard](https://cybersectools.com/compare/realm-labs-platform-vs-senthex-ai-firewall)
- [Senthex AI Firewall vs Promptfoo Guardrails](https://cybersectools.com/compare/promptfoo-guardrails-vs-senthex-ai-firewall)
- [Senthex AI Firewall vs Confident Security](https://cybersectools.com/compare/confident-security-vs-senthex-ai-firewall)

## Alternatives to each

- [See all LLM Guard alternatives](https://cybersectools.com/alternatives/llm-guard)
- [See all Senthex AI Firewall alternatives](https://cybersectools.com/alternatives/senthex-ai-firewall)

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Source: https://cybersectools.com/compare/llm-guard-vs-senthex-ai-firewall

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

More on LLM Guard and Senthex AI Firewall: 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