I want to install or I want Claude Sonet and Claude Opus Version of Copilot in Linux

### Describe the feature or problem you'd like to solve

I want to install or I want Claude Sonet and Claude Opus Version of Copilot in Linux.

### Proposed solution

I want to install or I want Claude Sonet and Claude Opus Version of Copilot in Linux.

Currently I am having Below models only. But my collogues are having Claude Sonet and others as well. Please help me in installing higher version of Copilot.

Select Model

Choose the AI model to use for Copilot CLI. The selected model will be persisted and used for future sessions.

Some models are not available. For information on Copilot policies and subscription, visit: https://github.com/settings/copilot/features

Search models...

❯ GPT-5 mini (default) 1x
GPT-4.1 1x
Claude Haiku 4.5 ✓ 1x

### Example prompts or workflows

_No response_

### Additional context

_No response_