Question: I'm looking for a tool that allows me to analyze tracks quickly and play them directly from the cloud, any suggestions?

If you want a tool that lets you analyze tracks fast and play them from the cloud, Rekordbox could be a good choice. This DJ software employs AI, cloud and automation technology to make DJing easier. It can link to several music streaming services, analyze tracks fast and sync and play music libraries from the cloud. It also has mobile optimization features and can connect to DJ hardware for a smooth experience.

Another good option is Fadr, a web-based service that offers a collection of AI-based music tools for creative music production. Fadr offers tools for removing vocals, splitting songs into parts, detecting tempo, key and chord, and creating remixes and mashups. It also has a DJ controller interface for live performances. The service's pricing tiers are flexible, with a free basic plan and premium features available through monthly or annual subscriptions.

If you need to tag music with lots of metadata and search for similar tunes, Cyanite is a serious tool. It offers auto-tagging, auto-description, similarity search and keyword search so you can find and discover music. The service is geared for music professionals and is available as a web app and an API, with a focus on precise and efficient music analysis.