result = await Runner.run(
    agent,
    [
        {
            "role": "user",
            "content": [
                {
                    "type": "input_image",
                    "detail": "auto",
                    "image_url": f"data:image/jpeg;base64,{b64_image}",
                }
            ],
        },
        {
            "role": "user",
            "content": "What do you see in this image?",
        },
    ],
)