Add code

app.py

@@ -20,15 +20,6 @@ class GeminiConfig:
         self.model = "models/gemini-2.0-flash-exp"
         self.ws_url = f"wss://{self.host}/ws/google.ai.generativelanguage.v1alpha.GenerativeService.BidiGenerateContent?key={self.api_key}"
 
-    def _get_api_key(self):
-        api_key = os.getenv("GOOGLE_API_KEY")
-        if not api_key:
-            raise ValueError(
-                "GOOGLE_API_KEY not found in environment variables. Please set it in your .env file."
-            )
-        return api_key
-
-
 class AudioProcessor:
     @staticmethod
     def encode_audio(data, sample_rate):
@@ -208,14 +199,14 @@ class GeminiVoiceChat:
                 <div style='text-align: center'>
                     <h1>Gemini 2.0 Voice Chat</h1>
                     <p>Speak with Gemini using real-time audio streaming</p>
+                    <p>Get a Gemini API key from <a href="https://ai.google.dev/gemini-api/docs/api-key">Google</a></p>
                 </div>
             """)
 
             with gr.Row(visible=True) as api_key_row:
                 api_key = gr.Textbox(
-                    label="Google API Key",
-                    placeholder="Enter your Google API Key",
-                    value=os.getenv("GOOGLE_API_KEY"),
+                    label="Gemini API Key",
+                    placeholder="Enter your Gemini API Key",
                     type="password",
                 )
             with gr.Row(visible=False) as row: