# Promptfoo Guardrails vs Senthex AI Firewall: side-by-side comparison (2026)

[Promptfoo Guardrails](https://cybersectools.com/tools/promptfoo-guardrails) is a commercial [LLM guardrails](https://cybersectools.com/categories/llm-guardrails) solution by [Promptfoo](https://cybersectools.com/companies/promptfoo). [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

| | Promptfoo Guardrails | Senthex AI Firewall |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | LLM Guardrails | LLM Guardrails |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Promptfoo | Senthex |
| Headquarters | – | – |

### Use cases and capabilities

| | Promptfoo Guardrails | Senthex AI Firewall |
|---|---|---|
| LLM Guardrails | Yes | Yes |
| LLM Security | Yes | Yes |
| AI Firewall | Yes | Yes |
| Prompt Injection | Yes | Yes |
| GenAI Security | Yes | Yes |
| Red Team | Yes | – |
| Generative AI | Yes | – |
| Continuous Testing | Yes | – |
| Adversarial ML | Yes | – |
| AI Governance | Yes | – |
| PII | – | Yes |
| AI Compliance | – | Yes |
| AI Observability | – | Yes |
| OWASP | – | Yes |
| GDPR | – | Yes |

### Core features

**Promptfoo Guardrails**

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

**Senthex AI Firewall**

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

### Integrations

**Promptfoo Guardrails**

No integrations listed.

**Senthex AI Firewall**

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

## Promptfoo Guardrails vs Senthex AI Firewall FAQ

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

### What is the difference between Promptfoo Guardrails and Senthex AI Firewall?

**Promptfoo Guardrails**: Adaptive LLM guardrails that self-improve via red team feedback loops. Built by Promptfoo.

**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 Promptfoo Guardrails and Senthex AI Firewall?

**Promptfoo Guardrails** is made by Promptfoo. **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 Promptfoo Guardrails a good alternative to Senthex AI Firewall?

Often, yes. Promptfoo Guardrails and Senthex AI Firewall are both LLM Guardrails products, and both cover AI Firewall, LLM Security, LLM Guardrails. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

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

## Alternatives to each

- [See all Promptfoo Guardrails alternatives](https://cybersectools.com/alternatives/promptfoo-guardrails)
- [See all Senthex AI Firewall alternatives](https://cybersectools.com/alternatives/senthex-ai-firewall)

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Source: https://cybersectools.com/compare/promptfoo-guardrails-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/promptfoo-guardrails.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Promptfoo Guardrails 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