Download F5-TTS or E2 TTS and place under ckpts/

ckpts/
 F5TTS_v1_Base/
 model_1250000.safetensors
 F5TTS_Base/
 model_1200000.safetensors
 E2TTS_Base/
 model_1200000.safetensors

Github: https://github.com/SWivid/F5-TTS
Paper: E2 TTS: Embarrassingly Easy Fully Non-Autoregressive Zero-Shot TTS