---
title: "List sub-schedules"
method: GET
path: "/schedules/{subdomain}/groups"
tags: ["Sub-schedules"]
---

# List sub-schedules

`GET /schedules/{subdomain}/groups`

Returns all sub-schedules for a given schedule. The authenticated user must be an owner or admin of the schedule.

## Path parameters

- `subdomain` string, required

## Response `200`

List of sub-schedules

- object
  - `data` Group[]
    - `id` string — Encoded sub-schedule ID
    - `name` string — Sub-schedule name
    - `slug` string — URL-friendly slug
    - `color` string, nullable — Color associated with this sub-schedule

## Other responses

- `401` — Missing or invalid API key
- `404` — Schedule not found

## Changes

- **2026-02-11** `e24c8532211b` — 1 info
  - api operation id `list_groups` was added
- **2026-02-11** `36ccba39bc4d` — 1 info
  - api operation id `list_groups` removed and replaced with ``

[Change history](https://skmtc.dev/eventschedule/apis/event-schedule-api/changes/schedules/:subdomain/groups/get.md)

---

[API](https://skmtc.dev/eventschedule/apis/event-schedule-api.md) · [All operations](https://skmtc.dev/eventschedule/apis/event-schedule-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/eventschedule/event-schedule-api/revisions/fc24d7d227c4/schema)