---
title: cf.llm.prompt.injection_score
description: A score from 1–99 that represents the likelihood that the LLM prompt in the request is trying to perform a prompt injection attack.
image: https://developers.cloudflare.com/core-services-preview.png
---

> Documentation Index  
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#  cf.llm.prompt.injection\_score 

`cf.llm.prompt.injection_score` ` Number ` 

A score from 1–99 that represents the likelihood that the LLM prompt in the request is trying to perform a prompt injection attack.

A low score (for example, below `20`) indicates that there is a high probability that the LLM prompt in the request is trying to perform a prompt injection attack.

The special score `100` indicates that Cloudflare did not score the request.

Requires a Cloudflare Enterprise plan. You must also enable [AI Security for Apps](https://developers.cloudflare.com/waf/detections/ai-security-for-apps/).

Categories: 
* Request

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