Cursor & Windsurf Setup

Configure Cursor IDE and Windsurf to use TopRouter as the AI provider.

Cursor Setup

Method 1: Settings UI

1. Open Cursor
2. Go to Settings → Models
3. Click Add Model or configure OpenAI API Key
4. Set:
   • API Key: sk-your-toprouter-key
   • Base URL: https://toprouter.cc
5. Select your preferred model

Method 2: Environment Variables

Set before launching Cursor:

export OPENAI_API_KEY="sk-your-toprouter-key"
export OPENAI_BASE_URL="https://toprouter.cc"

Windsurf Setup

1. Open Windsurf
2. Go to Settings → AI Provider
3. Select Custom OpenAI Compatible
4. Enter:
   • Endpoint: https://toprouter.cc
   • API Key: sk-your-toprouter-key
   • Model: Your preferred model ID
5. Save and test

Recommended Models

Model	Best For
anthropic/claude-4.6-sonnet	Inline code editing, refactoring
anthropic/claude-4.8-opus	Complex architectural tasks
openai/gpt-5.5	General code assistance
google/gemini-3.5-flash	Fast completions, cost-effective

Tips

• Tab Completion: Use a fast model like google/gemini-3.5-flash for autocomplete
• Chat: Use a more capable model like anthropic/claude-4.6-sonnet for chat interactions
• Agent Mode: Use anthropic/claude-4.8-opus for autonomous coding agents

INFO

Configuration options may vary by version. Check the official documentation for your specific Cursor or Windsurf version.