---
title: "Join Organization"
method: POST
path: "/system_admin/organizations/{organization_id}/join"
tags: ["system_admin"]
---

# Join Organization

`POST /system_admin/organizations/{organization_id}/join`

## Path parameters

- `organization_id` string, uuid4, required

## Request body

- JoinOrganizationRequest
  - `role` 'admin' | 'manager' | 'user' | 'read_only'

## Response `200`

Successful Response

- OrganizationMember
  - `id` string, uuid4, required
  - `role` 'admin' | 'manager' | 'user' | 'read_only', required

## Other responses

- `422` — Validation Error

## Changes

- **2026-07-26** `05003e7835a2` — 1 info
  - the endpoint scheme security `ClassicAPIKeyHeader` was added to the API

[Change history](https://skmtc.dev/galileo/apis/galileo-api-server/changes/system_admin/organizations/:organization_id/join/post.md)

---

[API](https://skmtc.dev/galileo/apis/galileo-api-server.md) · [All operations](https://skmtc.dev/galileo/apis/galileo-api-server/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/galileo/galileo-api-server/revisions/8b1d1a4a933e/schema)