# Portkey Guardrails for Bedrock vs Zscaler SPLX Platform: side-by-side comparison (2026)

[Portkey Guardrails for Bedrock](https://cybersectools.com/tools/portkey-guardrails-for-bedrock) is a commercial [LLM guardrails](https://cybersectools.com/categories/llm-guardrails) solution by [Portkey](https://cybersectools.com/companies/portkey). [Zscaler SPLX Platform](https://cybersectools.com/tools/zscaler-splx-platform) is a commercial [AI SPM](https://cybersectools.com/categories/ai-spm) solution by [SPLX](https://cybersectools.com/companies/splx). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Portkey Guardrails for Bedrock | Zscaler SPLX Platform |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | LLM Guardrails | AI SPM |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | Portkey | SPLX |
| Headquarters | – | – |

### Use cases and capabilities

| | Portkey Guardrails for Bedrock | Zscaler SPLX Platform |
|---|---|---|
| LLM Guardrails | Yes | – |
| LLM Security | Yes | – |
| AI Gateway | Yes | – |
| AI Governance | Yes | – |
| GenAI Security | Yes | – |
| Prompt Injection | Yes | – |
| PII | Yes | – |
| Content Filtering | Yes | – |
| AI Observability | Yes | – |
| Agentic AI Security | Yes | – |
| Runtime Security | – | Yes |

### Core features

**Portkey Guardrails for Bedrock**

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

**Zscaler SPLX Platform**

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

### Integrations

**Portkey Guardrails for Bedrock**

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

**Zscaler SPLX Platform**

3 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.

- [Portkey Guardrails for Bedrock](https://cybersectools.com/tools/portkey-guardrails-for-bedrock) fits if you are a small business.

## Portkey Guardrails for Bedrock vs Zscaler SPLX Platform FAQ

Common questions when comparing Portkey Guardrails for Bedrock vs Zscaler SPLX Platform for LLM guardrails.

### What is the difference between Portkey Guardrails for Bedrock and Zscaler SPLX Platform?

**Portkey Guardrails for Bedrock**: Configurable guardrails for Amazon Bedrock AI requests via an API gateway. Built by Portkey.

**Zscaler SPLX Platform**: End-to-end platform for securing AI systems from build to runtime. Built by SPLX.

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

### Who makes Portkey Guardrails for Bedrock and Zscaler SPLX Platform?

**Portkey Guardrails for Bedrock** is made by Portkey. **Zscaler SPLX Platform** is made by SPLX. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Portkey Guardrails for Bedrock a good alternative to Zscaler SPLX Platform?

In part. Portkey Guardrails for Bedrock and Zscaler SPLX Platform are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Portkey Guardrails for Bedrock vs SlashLLM](https://cybersectools.com/compare/portkey-guardrails-for-bedrock-vs-slashllm)
- [Portkey Guardrails for Bedrock vs Airia AI Platform Guardrails](https://cybersectools.com/compare/airia-ai-platform-guardrails-vs-portkey-guardrails-for-bedrock)
- [Portkey Guardrails for Bedrock vs ThirdLaw AI Control Layer](https://cybersectools.com/compare/portkey-guardrails-for-bedrock-vs-thirdlaw-ai-control-layer)
- [Zscaler SPLX Platform vs SlashLLM](https://cybersectools.com/compare/slashllm-vs-zscaler-splx-platform)
- [Zscaler SPLX Platform vs Airia AI Platform Guardrails](https://cybersectools.com/compare/airia-ai-platform-guardrails-vs-zscaler-splx-platform)
- [Zscaler SPLX Platform vs ThirdLaw AI Control Layer](https://cybersectools.com/compare/thirdlaw-ai-control-layer-vs-zscaler-splx-platform)

## Alternatives to each

- [See all Portkey Guardrails for Bedrock alternatives](https://cybersectools.com/alternatives/portkey-guardrails-for-bedrock)
- [See all Zscaler SPLX Platform alternatives](https://cybersectools.com/alternatives/zscaler-splx-platform)

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Source: https://cybersectools.com/compare/portkey-guardrails-for-bedrock-vs-zscaler-splx-platform

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

More on Portkey Guardrails for Bedrock and Zscaler SPLX Platform: 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