chatterbox_available    Check if Chatterbox Service is Available
chatterbox_voice_upload
                        Upload Voice to Chatterbox
clear_native_chatterbox_cache
                        Clear native chatterbox model cache
elevenlabs_voice_delete
                        Delete ElevenLabs Voice
elevenlabs_voice_upload
                        Upload Voice to ElevenLabs (Instant Voice
                        Clone)
elevenlabs_voices       List ElevenLabs Voices
languages               List Supported Languages
qwen3_available         Check if Qwen3-TTS Service is Available
set_elevenlabs_key      Set ElevenLabs API Key
set_tts_base            Set the TTS API Base URL
set_tts_key             Set the TTS API Key
speech_clone            Generate Speech with Voice Cloning
speech_design           Generate Speech with Designed Voice
tts                     Generate Speech from Text
tts_health              Check TTS API Health
tts_providers           TTS Provider Configurations
tts_voices              Get Voices for a TTS Provider
voice_ensure            Ensure Voice is Available on TTS Server
voice_file              Resolve Voice Name to File Path
voice_library           List Voice Files in Library
voice_upload            Upload Voice to Library
voices                  List Available Voices
