About Keras Getting started Developer guides Code examples Keras 3 API documentation Models API Layers API Callbacks API Ops API Optimizers SGD RMSprop Adam AdamW Adadelta Adagrad Adamax Adafactor Nadam Ftrl Lion Lamb Loss Scale Optimizer Learning rate schedules API Metrics Losses Data loading Built-in small datasets Keras Applications Mixed precision Multi-device distribution RNG API Utilities Keras 2 API documentation KerasTuner: Hyperparam Tuning KerasHub: Pretrained Models