---
title: "Check whether an email belongs to a group"
method: POST
path: "/api/org/group/has-member/"
tags: ["Organizations"]
---

# Check whether an email belongs to a group

`POST /api/org/group/has-member/`

Check whether an email address is already a member of the group authorized by `group_token`. The response also tells clients whether the group allows integration-driven auto-registration.

## Response `200`

Indicates whether the email belongs to the group and whether auto-registration is enabled.

- object
  - `success` boolean
  - `has_member` boolean
  - `is_auto_registration_enabled` boolean

## Other responses

- `400` — The request is invalid. Check required fields, field formats, and resource ownership.
- `403` — Authentication or authorization failed because the token is missing, invalid, blocked, or not allowed to access the resource.

---

[API](https://skmtc.net/plagiarismcheck/apis/plagiarismcheck-org-api.md) · [All operations](https://skmtc.net/plagiarismcheck/apis/plagiarismcheck-org-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/plagiarismcheck/plagiarismcheck-org-api/revisions/034b4999350e/schema)