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

[Fiddler Guardrails](https://cybersectools.com/tools/fiddler-guardrails) is a commercial [LLM guardrails](https://cybersectools.com/categories/llm-guardrails) solution by [Fiddler AI](https://cybersectools.com/companies/fiddler-ai). [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

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

### Use cases and capabilities

| | Fiddler Guardrails | Senthex AI Firewall |
|---|---|---|
| Content Filtering | Yes | – |
| Generative AI | Yes | – |
| AI Firewall | – | Yes |
| LLM Security | – | Yes |
| LLM Guardrails | – | Yes |
| Prompt Injection | – | Yes |
| PII | – | Yes |
| AI Compliance | – | Yes |
| AI Observability | – | Yes |
| OWASP | – | Yes |
| GDPR | – | Yes |
| GenAI Security | – | Yes |

### Core features

**Fiddler Guardrails**

9 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

**Fiddler Guardrails**

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

**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.

- [Senthex AI Firewall](https://cybersectools.com/tools/senthex-ai-firewall) fits if you are a startup.

## Fiddler Guardrails vs Senthex AI Firewall FAQ

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

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

**Fiddler Guardrails**: Guardrails for protecting LLM and agentic applications from harmful content. Built by Fiddler AI.

**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 Fiddler Guardrails and Senthex AI Firewall?

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

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

## Related comparisons

- [Fiddler Guardrails vs RealmGuard](https://cybersectools.com/compare/fiddler-guardrails-vs-realm-labs-platform)
- [Fiddler Guardrails vs First Recon AI Firewall](https://cybersectools.com/compare/fiddler-guardrails-vs-first-recon-ai-firewall)
- [Fiddler Guardrails vs Vulcan Protect](https://cybersectools.com/compare/fiddler-guardrails-vs-vulcan-protect)
- [Senthex AI Firewall vs RealmGuard](https://cybersectools.com/compare/realm-labs-platform-vs-senthex-ai-firewall)
- [Senthex AI Firewall vs First Recon AI Firewall](https://cybersectools.com/compare/first-recon-ai-firewall-vs-senthex-ai-firewall)
- [Senthex AI Firewall vs Vulcan Protect](https://cybersectools.com/compare/senthex-ai-firewall-vs-vulcan-protect)

## Alternatives to each

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

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

More on Fiddler 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