app.py

from gradio import gr

def run_parallel_models(prompt):
    return gr.update(), gr.update(), gr.update()    

with gr.Blocks() as demo:
    gr.Markdown("#Fast Flux Comparison")
    with gr.Row():
        prompt = gr.Textbox()
        submit = gr.Button()
    with gr.Row():
        schnell = gr.Image(label="FLUX Schnell (4 steps)")
        hyper = gr.Image(label="FLUX.1[dev] HyperFLUX (8 steps)")
        turbo = gr.Image(lable="FLUX.1[dev]-Turbo-Alpha (8 steps)")

    submit.click(
        fn=run_parallel_models,
        inputs=[prompt],
        outputs=[schnell, hyper, turbo]
    )
demo.launch()