curl -X POST https://api.example.com/api/mcp/connect \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "id": "mcp_abc123"
  }'

{
  "success": true,
  "message": "Connected successfully",
  "capabilities": {
    "tools": true,
    "resources": true,
    "prompts": true,
    "experimental": {}
  }
}