Update app.py

app.py

@@ -35,7 +35,7 @@ with gr.Blocks() as demo:
     btn = gr.Button("Text-To-Speech")
     output_audio = gr.Audio(label="Speech Output")
     
-    text.submit(fn=tts, inputs=[text, model, voice], outputs=output_audio, api_name="tts", concurrency_limit=None)
-    btn.click(fn=tts, inputs=[text, model, voice], outputs=output_audio, api_name="tts", concurrency_limit=None)
+    text.submit(fn=tts, inputs=[text, model, voice, api_key], outputs=output_audio, api_name="tts", concurrency_limit=None)
+    btn.click(fn=tts, inputs=[text, model, voice, api_key], outputs=output_audio, api_name="tts", concurrency_limit=None)
 
 demo.launch()