Ray Installation Ray Core — Distributed Functions Ray Actors — Stateful Workers Ray Serve — Model Serving Ray Serve — Composition (Multi-Model Pipeline) Ray Tune — Hyperparameter Optimization Ray Data — Distributed Processing Cluster Setup Key Concepts - Ray Core : turns any function/class into a distributed task/actor - Ray Serve : Production model serving with autoscaling, batching, and multi-model composition - Ray Tune : Hyperparameter search with ASHA, Bayesian optimization, PBT, and more - Ray Data : Distributed data loading and preprocessing for ML training pipelines - Autoscaling : Au…