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NexGen Cloud Virtual Machine API

A virtual machine on Hyperstack is a single-tenant compute instance backed by dedicated GPU and CPU resources. Each VM runs in a region, attaches a root volume and optional data volumes, and is protected by an environment-scoped firewall. Most workflows follow this lifecycle: deploy → attach data volumes → run workload → snapshot → terminate. For long-running development VMs, hibernation is the cost-effective alternative to termination.

NexGen Cloud Virtual Machine API is one of 65 APIs that NexGen Cloud publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Virtual Machine. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, a getting-started guide, authentication docs, and rate-limit docs.

This API exposes 23 operations across 20 paths, and defines 90 schemas. It is described by OpenAPI 3.2.0, at version 1.0.

Requests are made against a single base URL, https://infrahub-api.nexgencloud.com/v1.

23 operations 20 paths 90 schemas 2 DELETE12 GET1 PATCH7 POST1 PUT

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
1.0
Base URL
https://infrahub-api.nexgencloud.com/v1
Authentication
API Key, API Key
Resource Areas
1

Authentication & Security 2

NexGen Cloud Virtual Machine API declares 2 security schemes for authenticating requests. An API key is passed in the header as api_key (apiKey). An API key is passed in the header as Authorization (accessToken).

  • apiKey — API-key authentication. Pass your API key as the apikey header value (e.g., apikey: YOURAPIKEY, no prefix). [Generate a key in the Hyperstack console](https://…
  • accessToken — Bearer Token

Paths & Operations 23

Across 20 paths, the API surfaces 23 operations — 2 DELETE, 12 GET, 1 PATCH, 7 POST, 1 PUT. Each is listed below with its method, path, parameters, and response codes.

Virtual Machine 23

A virtual machine on Hyperstack is a single-tenant compute instance backed by dedicated GPU and CPU resources. Each VM runs in a region, attaches a root volume and optional data v…

POST
/core/firewalls/{firewall_id}/update-attachments
Attach firewalls to VMs
Attach_firewall_to_Vms 1 param body → 200400401403404409500
GET
/core/virtual-machines
List virtual machines
List_Vms 6 params → 200400401500
POST
/core/virtual-machines
Create virtual machines
Create_Vms body → 200400401404405409500
GET
/core/virtual-machines/contract/{contract_id}/virtual-machines
Retrieve virtual machines associated with a contract
Get_contract_Vms 4 params → 200400401500
GET
/core/virtual-machines/name-availability/{name}
Fetch virtual machine name availability
Check_VM_name_availability 2 params → 200400401404500
GET
/core/virtual-machines/{vm_id}
Retrieve virtual machine details
Get_VM 1 param → 200400401404500
DELETE
/core/virtual-machines/{vm_id}
Delete virtual machine
Delete_VM 1 param → 200400401404409500
POST
/core/virtual-machines/{vm_id}/attach-firewalls
Attach firewalls to a virtual machine
Attach_firewalls_to_VM 1 param body → 200400401404500
GET
/core/virtual-machines/{vm_id}/events
List virtual machine events
List_VM_events 1 param → 200400401404500
GET
/core/virtual-machines/{vm_id}/hard-reboot
Hard reboot virtual machine
Hard_reboot_VM 1 param → 200400401404500
GET
/core/virtual-machines/{vm_id}/hibernate
Hibernate virtual machine
Hibernate_VM 2 params → 200400401404500
GET
/core/virtual-machines/{vm_id}/hibernate-restore
Restore virtual machine from hibernation
Restore_VM_from_hibernation 1 param → 200400401404500
PUT
/core/virtual-machines/{vm_id}/label
Edit virtual machine labels
Add_VM_Label 1 param body → 200400401404409500
GET
/core/virtual-machines/{vm_id}/logs
Get virtual machine logs
Get_VM_Logs 2 params → 200400401404405500
POST
/core/virtual-machines/{vm_id}/logs
Request virtual machine logs
Request_VM_Logs 1 param body → 200202400401404405500
GET
/core/virtual-machines/{vm_id}/metrics
Retrieve virtual machine performance metrics
Get_VM_metrics 2 params → 200400401404406500
POST
/core/virtual-machines/{vm_id}/resize
Resize virtual machine
Resize_VM 1 param body → 200400401404405500
POST
/core/virtual-machines/{vm_id}/sg-rules
Add firewall rule to virtual machine
Create_firewall_rule_for_VM 1 param body → 200400401404409500
DELETE
/core/virtual-machines/{vm_id}/sg-rules/{sg_rule_id}
Delete firewall rule from virtual machine
Delete_firewall_rule_for_VM 2 params → 200400401404500
POST
/core/virtual-machines/{vm_id}/snapshots
Create snapshot from a virtual machine
Create_Snapshot_for_VM 1 param body → 200201400401404500
GET
/core/virtual-machines/{vm_id}/start
Start virtual machine
Start_VM 1 param → 200400401404500
GET
/core/virtual-machines/{vm_id}/stop
Stop virtual machine
Stop_VM 1 param → 200400401404500
PATCH
/core/virtual-machines/{vm_id}/enhanced-metrics
Enable or disable Enhanced Metrics for a virtual machine
Toggle_Enhanced_Metrics_for_a_VM 1 param body → 200400401404500

Schemas 90

The contract defines 90 schemas that model the data the API accepts and returns. The most detailed are Instance_Fields_2 (25 properties), Instance_Fields (24 properties), Create_Instances_Payload_2 (17 properties), Create_Instances_Payload (16 properties). Each schema is shown below with its type and property counts.

CreateInstancesResponse
object
3 properties
CreateSnapshotResponse
object
3 properties
Environment_Features
object
2 properties
ResponseModel
object
2 properties
Security_Group_Rule
object
3 properties
Flavor_Object_Fields
object
5 properties
ClusterNodeGroupFirewallFields
object
3 properties
Instance
object
3 properties
FlavorLabelFields
object
2 properties
ErrorResponseModel
object
3 properties
RequestInstanceLogsPayload
object
1 property
SnapshotFields
object
12 properties
Instance_Environment_Fields
object
5 properties
Instance_Image_Fields
objectnull
1 property
InstanceEvents
object
3 properties
RequestInstanceLogsResponse
object
1 property
ContractInstancesResponse
object
3 properties
Security_Group_Rule_Fields
object
9 properties
ClusterNodeFields
object
11 properties
Security_Rules_Fields_for_Instance
object
9 properties
Instances
object
6 properties
Create_Instances_Payload
object
16 properties 5 required
ClusterNodeInstanceFields
object
8 properties
ClusterFields
object
14 properties
MetricItemFields
object
3 properties
AttachFirewallWithVM
object
1 property 1 required
Instance_Keypair_Fields
object
1 property
Volume_Fields_for_Instance
object
6 properties
LableResonse
object
2 properties
GetInstanceLogsResponse
object
1 property
Edit_label_of_an_existing_VM_Payload
object
1 property
InstanceEventsFields
object
8 properties
Profile_Object_Fields
object
2 properties 1 required
NameAvailableModel
object
3 properties
Instance_Flavor_Fields
object
10 properties
Instance_Fields
object
24 properties
Volume_Attachment_Fields
object
6 properties
ContractInstanceFields
object
9 properties
AttachFirewallsToVMPayload
object
1 property 1 required
Cluster_Flavor_Fields
object
10 properties
Create_Security_Rule_Payload
object
6 properties 4 required
ClusterNodeGroupFields
object
11 properties
CreateSnapshotPayload
object
3 properties 2 required
InstanceResizePayload
object
2 properties
MetricsFields
object
6 properties
CreateInstancesResponse_2
object
3 properties
CreateSnapshotResponse_2
object
3 properties
Environment_Features_2
object
2 properties
ResponseModel_2
object
2 properties
Security_Group_Rule_2
object
3 properties
Flavor_Object_Fields_2
object
5 properties
ClusterNodeGroupFirewallFields_2
object
3 properties
Instance_2
object
3 properties
FlavorLabelFields_2
object
2 properties
ErrorResponseModel_2
object
3 properties
RequestInstanceLogsPayload_2
object
1 property
SnapshotFields_2
object
12 properties 10 required
Instance_Environment_Fields_2
object
5 properties
Instance_Image_Fields_2
object
1 property
RequestInstanceLogsResponse_2
object
1 property
ContractInstancesResponse_2
object
3 properties
Security_Group_Rule_Fields_2
object
9 properties
ClusterNodeFields_2
object
11 properties
Security_Rules_Fields_for_Instance_2
object
9 properties
Instances_2
object
6 properties
UserEnhancedMetricsResponse
object
4 properties
Create_Instances_Payload_2
object
17 properties 5 required
ClusterNodeInstanceFields_2
object
8 properties
ClusterFields_2
object
14 properties
MetricItemFields_2
object
3 properties
Instance_Keypair_Fields_2
object
1 property
Volume_Fields_for_Instance_2
object
6 properties
LableResonse_2
object
2 properties
GetInstanceLogsResponse_2
object
1 property
Edit_label_of_an_existing_VM_Payload_2
object
1 property
UserEnhancedMetricsPayload
object
1 property 1 required
Profile_Object_Fields_2
object
2 properties 1 required
NameAvailableModel_2
object
3 properties
Instance_Enhanced_Metrics_Fields
object
1 property
UserEnhancedMetricsResponseFields
object
1 property
Instance_Fields_2
object
25 properties
Volume_Attachment_Fields_2
object
6 properties
Instance_Flavor_Fields_2
object
10 properties
ContractInstanceFields_2
object
9 properties
Cluster_Flavor_Fields_2
object
10 properties
Create_Security_Rule_Payload_2
object
4 properties 4 required
ClusterNodeGroupFields_2
object
11 properties
CreateSnapshotPayload_2
object
3 properties 2 required
InstanceResizePayload_2
object
2 properties
MetricsFields_2
object
6 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

nexgen-cloud-virtual-machine-api-openapi.yml Raw ↑

Other APIs NexGen Cloud publishes across the network.

NexGen Cloud Access Keys API
NexGen Cloud Alive API
NexGen Cloud API Key API
NexGen Cloud Assigning Member Role API
NexGen Cloud Auth API
NexGen Cloud Auto Topup API
NexGen Cloud Base Models API
NexGen Cloud beta access API
NexGen Cloud Billing API
NexGen Cloud Buckets API
NexGen Cloud Calculate API
NexGen Cloud Callbacks API
Where this information came from

This is an independent, third-party profile of NexGen Cloud Virtual Machine API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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