How can I use Multimodal API?

How can I use Multimodal API?

Dont think so. My implementation is all in the client, I just need to be able to connect a websocket to the Multimodal API, hiding my API key... adding an extra provider won't help...

How can I use Multimodal API?

Googles Multimodal API relies on a websocket session. The docs explicitly state this is server to server only, requiring an API key. I therefore need a proxy server as middleware...