Audiovisual. SoundNet originally contains over two million sounds and spans a wide range of
categories including music, animal sounds, natural sounds, and environmental sounds. We collected
all currently accessible 1M videos.

D Limitations & Broader Impacts

While the paper primarily focuses on the technical advancements and potential applications of
CoDi, we also consider potential negative social impacts that could arise from the development and
deployment of such technology. These impacts can include:

Deepfakes and Misinformation. As part of a common issue for generative AI models, the ability
of CoDi to generate realistic and synchronized multimodal outputs also raises concerns about the

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Any-to-Any Generation via Composable Diffusion