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title: Regex Prompt Guard Policy
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# Regex Prompt Guard Policy

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

The Regex Prompt Guard Policy policy blocks LLM requests that match deny-list regex patterns.

For configuration details, see
[Regex Prompt Guard Policy](https://docs.mulesoft.com/gateway/latest/policies-included-regex-prompt-guard).

## April 30, 2026

### What’s New

- Regex Prompt Guard Policy policy implementation version 1.0.1 is now supported by Omni Gateway.

## February 20, 2026

### What’s New

- Regex Prompt Guard Policy policy definition version 1.0.0 is now supported by Omni Gateway.