Installation
Search for Roo Code in the VS Code Extensions marketplace, or visit: VS Code MarketplaceConfiguration
1
Open Roo Code Settings
After installation, click the Roo Code icon in the VS Code activity bar to open the panel.Click the Settings (gear icon) in the top right to open the configuration page.
2
Add an API Provider
Click Add API Configuration (or edit an existing one):
- API Provider: Select
OpenAI Compatible - Base URL:
https://api.ephone.ai/v1 - API Key: Your ePhone AI API key
- Model: The model you want to use, e.g.
gpt-4o
3
(Optional) Add an Anthropic Provider
To use Claude models, add another provider:
- API Provider: Select
Anthropic - Base URL:
https://api.ephone.ai/anthropic - API Key: Your ePhone AI API key
- Model:
claude-opus-4-5-20251101
Built-in Modes
Roo Code offers four built-in modes you can switch between at any time:
Each mode can be configured to use a different model. For example:
- Code / Debug:
claude-opus-4-5-20251101(highest capability) - Ask / Architect:
gpt-4o-mini(faster and lower cost)
How It Compares to Cline
Roo Code and Cline are highly similar in functionality and configuration. Existing Cline users can migrate directly — the setup is identical.