app.py

import gradio as gr
from gradio.mix import Series

description_ = "Kindly input text, submit, and the computer will predict subsequent words for your text input."

model1 = gr.Interface.load("huggingface/EleutherAI/gpt-neo-125M")
model2 = gr.Interface.load("huggingface/EleutherAI/gpt-neo-2.7B")

demo = gr.TabbedInterface([model1,  model2], ["Model 1", "Model 2"])

if __name__ == "__main__":
    demo.launch()