AI lets anyone create videos, but many AI video creation tools lack support for audio. Mirelo is building AI that adds soundtracks to match the video’s action. Earlier this year, the Berlin-based startup released Mirelo SFX v1.5, an AI model that interprets videos to add synced sound effects (SFX). This attracted attention from VCs gearing up for a generative AI revolution in games. The two-year-old German startup has raised a $41 million seed round led by Index Ventures and Andreessen Horowitz,...