Which music streaming platform first implemented an AI system that can create personalized 'Daily Mix' playlists based on listening habits?

The music industry has been transformed by artificial intelligence in recent years, with AI tools now capable of everything from composition to personalized recommendations. Major streaming platforms and record labels are investing heavily in AI technologies to enhance customer experiences and discover new talent. How well do you know the cutting-edge AI developments shaping the future of music?

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Spotify (with its Discover Weekly algorithm in 2015)
Apple Music (with its For You feature)
Amazon Music (with its Song Recommendation Engine)
YouTube Music (with its Your Mix algorithm)