> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gu1.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Update list item

> Update an item in a data list: change its primary value, search keys, risk fields, or itemData payload — PATCH /data-lists/{id}/items/{itemId}.

## Overview

Updates a single item. **Global** list items require **system administrator** privileges.

## Endpoint

```
PATCH https://api.gu1.ai/data-lists/{id}/items/{itemId}
```

## Authentication

```bash theme={null}
Authorization: Bearer YOUR_API_KEY
Content-Type: application/json
```

## Request Body

All optional; include only fields to change:

<ParamField body="primaryValue" type="string" />

<ParamField body="secondaryValue" type="string" />

<ParamField body="searchKeys" type="array" />

<ParamField body="category" type="string" />

<ParamField body="riskScore" type="number" />

<ParamField body="severity" type="string" />

<ParamField body="reason" type="string" />

<ParamField body="itemData" type="object" />

<ParamField body="metadata" type="object" />

<ParamField body="isActive" type="boolean" />

## Response

`200` with `success` and updated `data` on success.