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

# Overview

> Manage group registration assignments for registrants

Registrant groups allow you to associate registrants together — for example, a team registering together or a company delegation. Use these endpoints to add or remove registrants from groups. Group associations are useful for managing block registrations and keeping related attendees organized.