---
title: Add RBAC Group Member
url: https://platform.claude.com/docs/en/api/beta/organization/rbac_groups/members/add
---

# Add RBAC Group Member

**POST** `/v1/organizations/rbac_groups/{rbac_group_id}/members`

Add a User to an RBAC Group. Membership of groups provisioned by an identity provider (source type `"scim"`) cannot be modified via the API while an organization in the tenant uses SCIM provisioning.

The RBAC Groups API is available to Claude Enterprise organizations only.

## Path parameters

- `rbac_group_id: string`

  ID of the RBAC Group.

## Body parameters

- `user_id: string`

  ID of the User.

## Returns

- `BetaRBACGroupMember object`

  - `type: "rbac_group_member"`

    Object type.

    For RBAC Group Members, this is always `"rbac_group_member"`.

    default: rbac_group_member

  - `created_at: string`

    RFC 3339 timestamp of when the User was added to the RBAC Group.

    format: date-time

  - `email: string`

    Email of the User.

  - `rbac_group_id: string`

    ID of the RBAC Group.

  - `user_id: string`

    ID of the User.

  - `group_id: string`

    **Deprecated**: Use `rbac_group_id` instead; `group_id` always has the same value.

    Deprecated: use `rbac_group_id` instead. ID of the RBAC Group; always the same value as `rbac_group_id`.

## Example

```bash
curl https://api.anthropic.com/v1/organizations/rbac_groups/$RBAC_GROUP_ID/members \
    -H 'Content-Type: application/json' \
    -H 'anthropic-version: 2023-06-01' \
    -H "X-Api-Key: $ANTHROPIC_API_KEY" \
    -d '{
          "user_id": "user_01WCz1FkmYMm4gnmykNKUu3Q"
        }'
```

### Response (200)

```json
{
  "created_at": "2024-10-30T23:58:27.427722Z",
  "email": "user@emaildomain.com",
  "group_id": "rbac_group_012rppKaSVsmTo6NqRDXQXNF",
  "rbac_group_id": "rbac_group_012rppKaSVsmTo6NqRDXQXNF",
  "type": "rbac_group_member",
  "user_id": "user_01WCz1FkmYMm4gnmykNKUu3Q"
}
```