> ## Documentation Index > Fetch the complete documentation index at: https://gcore.com/docs/llms.txt > Use this file to discover all available pages before exploring further. # List virtual GPU cluster volumes > List all volumes attached to servers in a virtual GPU cluster. ## OpenAPI ````yaml /api-reference/services_docs_mintlify/cloud_api.yaml get /cloud/v3/gpu/virtual/{project_id}/{region_id}/clusters/{cluster_id}/volumes openapi: 3.1.0 info: title: Gcore OpenAPI – Cloud API description: >- This OpenAPI is an aggregated OpenAPI specification that unifies all Gcore products into a single file. It covers Cloud, CDN, DNS, WAAP, DDoS Protection, Object Storage, Streaming, and FastEdge services. version: 4d49f7ec9cca servers: - url: https://api.gcore.com security: - APIKey: [] tags: - name: Bare Metal - name: Container as a Service - name: Cost Reports - name: DDoS Protection - name: Everywhere Inference - name: Everywhere Inference Apps - name: File Shares - name: Floating IPs - name: Function as a Service - name: GPU Bare Metal - name: GPU Virtual - name: IP Ranges - name: Images - name: Instances - name: Load Balancers - name: Logging - name: Managed Kubernetes - name: Managed PostgreSQL - name: Networks - name: Placement Groups - name: Ports - name: Projects - name: Quotas - name: Regions - name: Registry - name: Reservations - name: Reserved IPs - name: Routers - name: SSH Keys - name: Secrets - name: Security Groups - name: Snapshot Schedules - name: Snapshots - name: Tasks - name: User Actions - name: User Role Assignments - name: Volumes paths: /cloud/v3/gpu/virtual/{project_id}/{region_id}/clusters/{cluster_id}/volumes: get: tags: - GPU Virtual summary: List virtual GPU cluster volumes description: List all volumes attached to servers in a virtual GPU cluster. operationId: ClusterInstanceVolumes.get parameters: - in: path name: project_id required: true description: Project ID schema: description: Project ID example: 1 examples: - 1 title: Project Id type: integer - in: path name: region_id required: true description: Region ID schema: description: Region ID example: 7 examples: - 7 title: Region Id type: integer - in: path name: cluster_id required: true description: Cluster unique identifier schema: description: Cluster unique identifier example: 1aaaab48-10d0-46d9-80cc-85209284ceb4 examples: - 1aaaab48-10d0-46d9-80cc-85209284ceb4 format: uuid4 title: Cluster Id type: string - in: query name: limit required: false description: Optional. Limit the number of returned items schema: default: 1000 description: Optional. Limit the number of returned items example: 1000 examples: - 1000 exclusiveMinimum: 0 maximum: 1000 title: Limit type: integer - in: query name: offset required: false description: >- Optional. Offset value is used to exclude the first set of records from the result schema: default: 0 description: >- Optional. Offset value is used to exclude the first set of records from the result example: 0 examples: - 0 minimum: 0 title: Offset type: integer responses: '200': description: OK content: application/json: schema: $ref: '#/components/schemas/ClusterInstanceVolumesList' components: schemas: ClusterInstanceVolumesList: properties: count: description: Number of objects example: 1 examples: - 1 minimum: 0 title: Count type: integer results: description: Objects items: $ref: '#/components/schemas/ClusterInstanceVolume' title: Results type: array required: - count - results title: ClusterInstanceVolumesList type: object ClusterInstanceVolume: properties: bootable: description: True if this is bootable volume example: false examples: - false title: Bootable type: boolean created_at: description: Volume creation date and time example: '2025-03-17T13:22:23Z' examples: - '2025-03-17T13:22:23Z' format: date-time title: Created At type: string id: description: Volume unique identifier example: b6e58490-58d3-451c-bb77-4178157c98b2 examples: - b6e58490-58d3-451c-bb77-4178157c98b2 format: uuid4 title: Id type: string name: description: User defined name example: my-volume examples: - my-volume title: Name type: string root_fs: description: True if this volume contains root file system example: false examples: - false title: Root Fs type: boolean server_id: description: Server UUID example: ded40aad-505c-463b-aa59-8f5f455d1b6f examples: - ded40aad-505c-463b-aa59-8f5f455d1b6f format: uuid4 title: Server Id type: string size: description: Volume size in GiB example: 100 examples: - 100 title: Size type: integer status: $ref: '#/components/schemas/VolumeStatus' description: Current volume status examples: - in-use tags: description: User defined tags example: - key: task_id read_only: true value: d74c2bb9-cea7-4b23-a009-2f13518ae66d examples: - - key: task_id read_only: true value: d74c2bb9-cea7-4b23-a009-2f13518ae66d items: $ref: '#/components/schemas/TagSerializer' title: Tags type: array type: description: Volume type example: standard examples: - standard title: Type type: string required: - id - server_id - name - type - status - size - bootable - root_fs - tags - created_at title: ClusterInstanceVolume type: object VolumeStatus: enum: - attaching - available - awaiting-transfer - backing-up - creating - deleting - detaching - downloading - error - error_backing-up - error_deleting - error_extending - error_restoring - extending - in-use - maintenance - reserved - restoring-backup - retyping - reverting - uploading title: VolumeStatus type: string TagSerializer: description: >- A tag is a key-value pair that can be associated with a resource, enabling efficient filtering and grouping for better organization and management. Some tags are read-only and cannot be modified by the user. Tags are also integrated with cost reports, allowing cost data to be filtered based on tag keys or values. properties: key: description: >- Tag key. Maximum 255 characters. Cannot contain spaces, tabs, newlines, empty string or '=' character. example: my-tag examples: - my-tag title: Key type: string read_only: description: If true, the tag is read-only and cannot be modified by the user example: false examples: - false title: Read Only type: boolean value: description: >- Tag value. Maximum 255 characters. Cannot contain spaces, tabs, newlines, empty string or '=' character. example: my-tag-value examples: - my-tag-value title: Value type: string required: - key - value - read_only title: TagSerializer type: object securitySchemes: APIKey: description: >- API key for authentication. Make sure to include the word `apikey`, followed by a single space and then your token. Example: `apikey 1234$abcdef` type: apiKey in: header name: Authorization ````