> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.nvidia.com/infra-controller/rest-api-reference/api-reference/operating-system/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.nvidia.com/infra-controller/_mcp/server.

# Operating System

Operating Systems in NICo are typically iPXE scripts that are used to boot Machines.

Deprecation history:

- `isCloudInit` on create and update requests is deprecated and ignored; the response field is derived from whether `userData` is non-empty.


## API Docs

- Operating System [Retrieve all Operating Systems](https://docs.nvidia.com/infra-controller/rest-api-reference/api-reference/operating-system/get-all-operating-system.md)
- Operating System [Create Operating System](https://docs.nvidia.com/infra-controller/rest-api-reference/api-reference/operating-system/create-operating-system.md)
- Operating System [Retrieve Operating System](https://docs.nvidia.com/infra-controller/rest-api-reference/api-reference/operating-system/get-operating-system.md)
- Operating System [Delete Operating System](https://docs.nvidia.com/infra-controller/rest-api-reference/api-reference/operating-system/delete-operating-system.md)
- Operating System [Update Operating System](https://docs.nvidia.com/infra-controller/rest-api-reference/api-reference/operating-system/update-operating-system.md)

## OpenAPI Specification

The raw OpenAPI 3.1 specification for this API is available at:
- [OpenAPI JSON](https://docs.nvidia.com/infra-controller/openapi.json)
- [OpenAPI YAML](https://docs.nvidia.com/infra-controller/openapi.yaml)