Though we're finding the studios contracted to do this can bill $50k. I know several studios that previously billed clients six figures for ad campaigns (P&G, HBO, pharma, etc.) are now charging five figures and winning a lion share of the bids now.
Not sure why Wan is the focus of this article and Seedance is a footnote. Wan/LTX/open models are significantly behind Chinese closed source models. (And the Chinese have left the Western models in the dust.)
I wouldn't do anything production grade in Wan.
My guess is that an AI music video would have to be a lot cheaper for artists to consider it outside of making one just because you want to make an AI music video.
The idea is to reduce production cost and therefore more plentiful/accessible.