Batch evaluate an Unleash context against a set of environments and projects.

Use the provided context, environments, and projects to evaluate toggles on this Unleash instance. You can use comma-separated values to provide multiple values to each context field. Returns a combinatorial list of all toggles that match the parameters and what they evaluate to. The response also contains the input parameters that were provided.

post/api/admin/playground/advanced

Request body

environmentsstring[] required

The environments to evaluate toggles in.

Example request

{
  "environments": [
    "development",
    "production"
  ],
  "projects": [
    "my-project"
  ],
  "context": {
    "appName": "My cool application.",
    "currentTime": "2022-07-05T12:56:41+02:00",
    "properties": {
      "customContextField": "this is one!",
      "otherCustomField": "3"
    },
    "remoteAddress": "192.168.1.1",
    "sessionId": "b65e7b23-fec0-4814-a129-0e9861ef18fc",
    "userId": "username@provider.com"
  }
}

Response

advancedPlaygroundResponseSchema

Example response

{
  "input": {
    "environments": [
      "development",
      "production"
    ],
    "projects": [
      "my-project"
    ],
    "context": {
      "appName": "My cool application.",
      "currentTime": "2022-07-05T12:56:41+02:00",
      "properties": {
        "customContextField": "this is one!",
        "otherCustomField": "3"
      },
      "remoteAddress": "192.168.1.1",
      "sessionId": "b65e7b23-fec0-4814-a129-0e9861ef18fc",
      "userId": "username@provider.com"
    }
  },
  "features": [
    {
      "name": "my-feature",
      "projectId": "my-project"
    }
  ]
}

Changes

Changed in 2 of the 7 revisions of this API.6

Jul 31, 2026b2c3116e633e4See the full diff
- ●
  added the new SEMVER_GTE enum value to the ////////// response property for the response status
  response-property-enum-value-added
- ●
  added the new SEMVER_GTE enum value to the //////////// response property for the response status
  response-property-enum-value-added
- ●
  added the new SEMVER_LTE enum value to the ////////// response property for the response status
  response-property-enum-value-added
- ●
  added the new SEMVER_LTE enum value to the //////////// response property for the response status
  response-property-enum-value-added
Jun 15, 2026774670258f042See the full diff
- ●
  added the new REGEX enum value to the ////////// response property for the response status
  response-property-enum-value-added
- ●
  added the new REGEX enum value to the //////////// response property for the response status
  response-property-enum-value-added
This revision also has 2 changes that name no endpoint, such as unreferenced schemas being removed. See the revision's changelog

Full history