Is Keras free to use?
Yes, Keras is an open-source library released under the MIT license, free for commercial and research use.
Can Keras run on GPUs?
Yes, when used with TensorFlow backend, Keras can leverage GPUs to accelerate training and inference.
What backend does Keras use?
Keras primarily uses TensorFlow as its backend, but it also supports other backends like Theano and CNTK, though TensorFlow is the most widely used and actively maintained.
Is Keras suitable for production deployment?
Keras models can be deployed in production environments, especially when integrated with TensorFlow Serving or TensorFlow Lite for mobile and embedded devices.