---
title: "Get All Features Region"
method: GET
path: "/regions/{region_id}/features"
tags: ["region"]
---

# Get All Features Region

`GET /regions/{region_id}/features`

## Request

- Base URL: `/v3_0` (relative, and the document was published on a file host, not at the API’s origin)
- URL: `/v3_0/regions/{region_id}/features`
- Auth: none declared
- TypeScript: <https://skmtc.dev/fzj-inm1-bda/apis/siibra-api/docs/regions/:region_id/features/get.ts> (a function with typed inputs; its response is checked against the schema)

HTTP get all features of a single region

## Path parameters

- `region_id` string, required

## Query parameters

- `parcellation_id` string, required
- `page` integer
- `size` integer

## Response `200`

Successful Response

- PageUnionSiibraVoiModelSiibraCorticalProfileModelSiibraRegionalConnectivityModelSiibraReceptorDensityFpSiibraTabularModelSiibraEbrainsDataFeatureModel
  - `items` union[], required
    - union
      - SiibraVoiModel: SiibraVoiModel
        - `@type` string, required
        - `id` string, required
        - `modality` string
        - `category` string, required
        - `description` string, required
        - `name` string, required
        - `datasets` EbrainsDatasetModel[], required
          - `@type` string, required
          - `@id` string, required
          - `name` string, required
          - `urls` EbrainsDsUrl[], required
            - `@type` string, required
            - `url` string, required
          - `description` string
          - `contributors` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
          - `ebrains_page` string
          - `custodians` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
        - `anchor` SiibraAnchorModel: SiibraAnchorModel
          - `@type` string, required
          - `location` union
            - LocationModel: LocationModel
              - …
            - CoordinatePointModel: CoordinatePointModel
              - …
          - `regions` SiibraRegionAssignmentQual[], required
            - `@type` string, required
            - `region` ParcellationEntityVersionModel, required: ParcellationEntityVersionModel
              - …
            - `qualification` string, required
          - `last_match_description` string
          - `last_match_result` SiibraAnatomicalAssignmentModel[]
            - `@type` string, required
            - `qualification` string, required
            - `query_structure` union, required
              - …
            - `assigned_structure` union, required
              - …
            - `explanation` string, required
        - `volume` VolumeModel, required: VolumeModel
          - `@type` string, required
          - `name` string, required
          - `formats` string[], required
          - `providesMesh` boolean, required
          - `providesImage` boolean, required
          - `fragments` object, required
          - `variant` string
          - `providedVolumes` object, required
          - `space` SiibraAtIdModel, required
            - `@id` string, required
          - `datasets` EbrainsDatasetModel[], required
            - `@type` string, required
            - `@id` string, required
            - `name` string, required
            - `urls` EbrainsDsUrl[], required
              - …
            - `description` string
            - `contributors` EbrainsDsPerson[], required
              - …
            - `ebrains_page` string
            - `custodians` EbrainsDsPerson[], required
              - …
        - `boundingbox` BoundingBoxModel, required: BoundingBoxModel. Describes an axis aligned boundingbox. As a result, only the most left-posterior-inferior and most right-anterior-superior points are needed to define all eight vertices of the bounding box.
          - `@type` string, required
          - `space` SiibraAtIdModel, required
            - `@id` string, required
          - `center` CoordinatePointModel, required: CoordinatePointModel
            - `@type` string, required
            - `@context` VocabModel
              - …
            - `@id` string, required: Metadata node identifier.
            - `coordinateSpace` object, required: Two or three dimensional geometric setting.
            - `coordinates` ApiModelsOpenmindsSANDSV3MiscellaneousCoordinatePointCoordinates[], required: Structured information on a quantitative value.
              - …
          - `minpoint` CoordinatePointModel, required: CoordinatePointModel
            - `@type` string, required
            - `@context` VocabModel
              - …
            - `@id` string, required: Metadata node identifier.
            - `coordinateSpace` object, required: Two or three dimensional geometric setting.
            - `coordinates` ApiModelsOpenmindsSANDSV3MiscellaneousCoordinatePointCoordinates[], required: Structured information on a quantitative value.
              - …
          - `maxpoint` CoordinatePointModel, required: CoordinatePointModel
            - `@type` string, required
            - `@context` VocabModel
              - …
            - `@id` string, required: Metadata node identifier.
            - `coordinateSpace` object, required: Two or three dimensional geometric setting.
            - `coordinates` ApiModelsOpenmindsSANDSV3MiscellaneousCoordinatePointCoordinates[], required: Structured information on a quantitative value.
              - …
          - `shape` number[], required
          - `isPlanar` boolean, required
      - SiibraCorticalProfileModel: SiibraCorticalProfileModel
        - `@type` string, required
        - `id` string, required
        - `modality` string
        - `category` string, required
        - `description` string, required
        - `name` string, required
        - `datasets` EbrainsDatasetModel[], required
          - `@type` string, required
          - `@id` string, required
          - `name` string, required
          - `urls` EbrainsDsUrl[], required
            - `@type` string, required
            - `url` string, required
          - `description` string
          - `contributors` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
          - `ebrains_page` string
          - `custodians` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
        - `anchor` SiibraAnchorModel: SiibraAnchorModel
          - `@type` string, required
          - `location` union
            - LocationModel: LocationModel
              - …
            - CoordinatePointModel: CoordinatePointModel
              - …
          - `regions` SiibraRegionAssignmentQual[], required
            - `@type` string, required
            - `region` ParcellationEntityVersionModel, required: ParcellationEntityVersionModel
              - …
            - `qualification` string, required
          - `last_match_description` string
          - `last_match_result` SiibraAnatomicalAssignmentModel[]
            - `@type` string, required
            - `qualification` string, required
            - `query_structure` union, required
              - …
            - `assigned_structure` union, required
              - …
            - `explanation` string, required
        - `data` DataFrameModel: DataFrameModel
          - `@type` string, required
          - `index` unknown[], required
            - unknown
          - `columns` unknown[], required
            - unknown
          - `ndim` integer, required
          - `data` array[]
            - unknown[]
              - …
        - `unit` string
        - `boundary_positions` object, required
        - `boundaries_mapped` boolean, required
      - SiibraRegionalConnectivityModel: SiibraRegionalConnectivityModel
        - `@type` string, required
        - `id` string, required
        - `modality` string
        - `category` string, required
        - `description` string, required
        - `name` string, required
        - `datasets` EbrainsDatasetModel[], required
          - `@type` string, required
          - `@id` string, required
          - `name` string, required
          - `urls` EbrainsDsUrl[], required
            - `@type` string, required
            - `url` string, required
          - `description` string
          - `contributors` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
          - `ebrains_page` string
          - `custodians` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
        - `anchor` SiibraAnchorModel: SiibraAnchorModel
          - `@type` string, required
          - `location` union
            - LocationModel: LocationModel
              - …
            - CoordinatePointModel: CoordinatePointModel
              - …
          - `regions` SiibraRegionAssignmentQual[], required
            - `@type` string, required
            - `region` ParcellationEntityVersionModel, required: ParcellationEntityVersionModel
              - …
            - `qualification` string, required
          - `last_match_description` string
          - `last_match_result` SiibraAnatomicalAssignmentModel[]
            - `@type` string, required
            - `qualification` string, required
            - `query_structure` union, required
              - …
            - `assigned_structure` union, required
              - …
            - `explanation` string, required
        - `cohort` string, required
        - `subjects` string[], required
        - `matrices` object
      - SiibraReceptorDensityFp: SiibraReceptorDensityFp
        - `@type` string, required
        - `id` string, required
        - `modality` string
        - `category` string, required
        - `description` string, required
        - `name` string, required
        - `datasets` EbrainsDatasetModel[], required
          - `@type` string, required
          - `@id` string, required
          - `name` string, required
          - `urls` EbrainsDsUrl[], required
            - `@type` string, required
            - `url` string, required
          - `description` string
          - `contributors` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
          - `ebrains_page` string
          - `custodians` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
        - `anchor` SiibraAnchorModel: SiibraAnchorModel
          - `@type` string, required
          - `location` union
            - LocationModel: LocationModel
              - …
            - CoordinatePointModel: CoordinatePointModel
              - …
          - `regions` SiibraRegionAssignmentQual[], required
            - `@type` string, required
            - `region` ParcellationEntityVersionModel, required: ParcellationEntityVersionModel
              - …
            - `qualification` string, required
          - `last_match_description` string
          - `last_match_result` SiibraAnatomicalAssignmentModel[]
            - `@type` string, required
            - `qualification` string, required
            - `query_structure` union, required
              - …
            - `assigned_structure` union, required
              - …
            - `explanation` string, required
        - `data` DataFrameModel: DataFrameModel
          - `@type` string, required
          - `index` unknown[], required
            - unknown
          - `columns` unknown[], required
            - unknown
          - `ndim` integer, required
          - `data` array[]
            - unknown[]
              - …
        - `neurotransmitters` string[]
        - `receptors` string[]
      - SiibraTabularModel: SiibraTabularModel
        - `@type` string, required
        - `id` string, required
        - `modality` string
        - `category` string, required
        - `description` string, required
        - `name` string, required
        - `datasets` EbrainsDatasetModel[], required
          - `@type` string, required
          - `@id` string, required
          - `name` string, required
          - `urls` EbrainsDsUrl[], required
            - `@type` string, required
            - `url` string, required
          - `description` string
          - `contributors` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
          - `ebrains_page` string
          - `custodians` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
        - `anchor` SiibraAnchorModel: SiibraAnchorModel
          - `@type` string, required
          - `location` union
            - LocationModel: LocationModel
              - …
            - CoordinatePointModel: CoordinatePointModel
              - …
          - `regions` SiibraRegionAssignmentQual[], required
            - `@type` string, required
            - `region` ParcellationEntityVersionModel, required: ParcellationEntityVersionModel
              - …
            - `qualification` string, required
          - `last_match_description` string
          - `last_match_result` SiibraAnatomicalAssignmentModel[]
            - `@type` string, required
            - `qualification` string, required
            - `query_structure` union, required
              - …
            - `assigned_structure` union, required
              - …
            - `explanation` string, required
        - `data` DataFrameModel: DataFrameModel
          - `@type` string, required
          - `index` unknown[], required
            - unknown
          - `columns` unknown[], required
            - unknown
          - `ndim` integer, required
          - `data` array[]
            - unknown[]
              - …
      - SiibraEbrainsDataFeatureModel: SiibraEbrainsDataFeatureModel
        - `@type` string, required
        - `id` string, required
        - `modality` string
        - `category` string, required
        - `description` string, required
        - `name` string, required
        - `datasets` EbrainsDatasetModel[], required
          - `@type` string, required
          - `@id` string, required
          - `name` string, required
          - `urls` EbrainsDsUrl[], required
            - `@type` string, required
            - `url` string, required
          - `description` string
          - `contributors` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
          - `ebrains_page` string
          - `custodians` EbrainsDsPerson[], required
            - `@type` string, required
            - `@id` string, required
            - `schema.org/shortName` string, required
            - `identifier` string, required
            - `shortName` string, required
            - `name` string, required
        - `anchor` SiibraAnchorModel: SiibraAnchorModel
          - `@type` string, required
          - `location` union
            - LocationModel: LocationModel
              - …
            - CoordinatePointModel: CoordinatePointModel
              - …
          - `regions` SiibraRegionAssignmentQual[], required
            - `@type` string, required
            - `region` ParcellationEntityVersionModel, required: ParcellationEntityVersionModel
              - …
            - `qualification` string, required
          - `last_match_description` string
          - `last_match_result` SiibraAnatomicalAssignmentModel[]
            - `@type` string, required
            - `qualification` string, required
            - `query_structure` union, required
              - …
            - `assigned_structure` union, required
              - …
            - `explanation` string, required
  - `total` integer
  - `page` integer
  - `size` integer
  - `pages` integer

## Other responses

- `422`: Validation Error

## Changes

- **2026-07-17** `5adffd5f8b23`: 12 info
  - added the optional property `items/items/anyOf[subschema #1: SiibraVoiModel]/anchor/last_match_result/items/assigned_structure/anyOf[subschema #3: SiibraParcellationModel]/version/collection` to the response with the `200` status
  - added the optional property `items/items/anyOf[subschema #1: SiibraVoiModel]/anchor/last_match_result/items/query_structure/anyOf[subschema #3: SiibraParcellationModel]/version/collection` to the response with the `200` status
  - added the optional property `items/items/anyOf[subschema #2: SiibraCorticalProfileModel]/anchor/last_match_result/items/assigned_structure/anyOf[subschema #3: SiibraParcellationModel]/version/collection` to the response with the `200` status
  - added the optional property `items/items/anyOf[subschema #2: SiibraCorticalProfileModel]/anchor/last_match_result/items/query_structure/anyOf[subschema #3: SiibraParcellationModel]/version/collection` to the response with the `200` status
  - …8 more
- …earlier changes not shown

[Operation history](https://skmtc.dev/fzj-inm1-bda/apis/siibra-api/changes/regions/:region_id/features/get.md)

---

[API](https://skmtc.dev/fzj-inm1-bda/apis/siibra-api.md) - [All operations](https://skmtc.dev/fzj-inm1-bda/apis/siibra-api/llms.txt) - [OpenAPI document](https://skmtc.dev/fzj-inm1-bda/apis/siibra-api/revisions/5adffd5f8b23?raw)