List realms

GET

/clusters/{cluster_id}/realms

curl --request GET \
  --url http://localhost:8000/clusters/2489E9AD-2EE2-8E00-8EC9-32D5F69181C0/realms \
  --header 'API-Key: <API-Key>' \
  --header 'API-Version: 2026-06-01.beta'

• Local development

Returns all non-system realms for the specified cluster.

Required scope: realms:read

Authorizations

• ApiKeyAuth

Parameters

Path Parameters

cluster_id

required

string format: uuid

Header Parameters

API-Version

required

string

Allowed values: 2026-06-01.beta

Responses

200

The request has succeeded.

Media typeapplication/json

Array<object>

Realm details.

object

id

required

string format: uuid

name

required

string

>= 1 characters <= 63 characters /^[a-zA-Z][a-zA-Z0-9-]*$/

display_name

required

string

>= 1 characters <= 255 characters

enabled

required

Whether users can sign in to this realm.

boolean

ssl_required

required

Keycloak SSL requirement. Maps directly to Keycloak’s sslRequired realm setting.

string

Allowed values: external all none

registration_allowed

required

Whether self-registration is open to anyone.

boolean

registration_email_as_username

required

Whether email addresses are used as usernames during registration.

boolean

login_with_email_allowed

required

Whether users can sign in with their email address instead of username.

boolean

duplicate_emails_allowed

required

Whether multiple accounts may share the same email address.

boolean

created_at

Time when the realm was created, when available.

string format: date-time

Example

[
  {
    "id": "123e4567-e89b-12d3-a456-426614174000",
    "name": "customer-portal",
    "display_name": "Customer Portal",
    "enabled": true,
    "ssl_required": "external",
    "registration_allowed": false,
    "registration_email_as_username": false,
    "login_with_email_allowed": true,
    "duplicate_emails_allowed": false
  }
]

401

Access is unauthorized.

Media typeapplication/problem+json

RFC 9457 Problem Details object.

object

type

required

string format: uri

title

required

string

status

required

integer

detail

required

string

instance

string format: uri

Example ^generated

{
  "type": "https://example.com",
  "title": "example",
  "status": 1,
  "detail": "example",
  "instance": "https://example.com"
}

403

Access is forbidden.

Media typeapplication/problem+json

RFC 9457 Problem Details object.

object

type

required

string format: uri

title

required

string

status

required

integer

detail

required

string

instance

string format: uri

Example ^generated

{
  "type": "https://example.com",
  "title": "example",
  "status": 1,
  "detail": "example",
  "instance": "https://example.com"
}

404

The server cannot find the requested resource.

Media typeapplication/problem+json

RFC 9457 Problem Details object.

object

type

required

string format: uri

title

required

string

status

required

integer

detail

required

string

instance

string format: uri

Example ^generated

{
  "type": "https://example.com",
  "title": "example",
  "status": 1,
  "detail": "example",
  "instance": "https://example.com"
}

429

Client error

Media typeapplication/problem+json

RFC 9457 Problem Details object.

object

type

required

string format: uri

title

required

string

status

required

integer

detail

required

string

instance

string format: uri

Example ^generated

{
  "type": "https://example.com",
  "title": "example",
  "status": 1,
  "detail": "example",
  "instance": "https://example.com"
}

Headers

Retry-After

integer

RateLimit-Limit

integer

RateLimit-Remaining

integer

RateLimit-Reset

integer

X-RateLimit-Limit-Second

integer

X-RateLimit-Remaining-Second

integer

X-RateLimit-Limit-Minute

integer

X-RateLimit-Remaining-Minute

integer

X-RateLimit-Limit-Hour

integer

X-RateLimit-Remaining-Hour

integer

X-RateLimit-Limit-Day

integer

X-RateLimit-Remaining-Day

integer

500

Server error

Media typeapplication/problem+json

RFC 9457 Problem Details object.

object

type

required

string format: uri

title

required

string

status

required

integer

detail

required

string

instance

string format: uri

Example ^generated

{
  "type": "https://example.com",
  "title": "example",
  "status": 1,
  "detail": "example",
  "instance": "https://example.com"
}

501

Server error

Media typeapplication/problem+json

RFC 9457 Problem Details object.

object

type

required

string format: uri

title

required

string

status

required

integer

detail

required

string

instance

string format: uri

Example ^generated

{
  "type": "https://example.com",
  "title": "example",
  "status": 1,
  "detail": "example",
  "instance": "https://example.com"
}