> ## Documentation Index
> Fetch the complete documentation index at: https://plain-docs-orca-916-agent-docs-restructure.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# updateCustomerGroup

> Update the name, key, color, or external ID of an existing customer group. At least one field must be provided in the input. Requires `customerGroup:edit` permission.