This PHP SDK is for the PredictionIO machine learning server. PredictionIO's predictive engine API is built on the following open source stack: Apache Spark, HBase and Spray and uses DASE the "MVC" for machine learning. Note that use of this SDK requires PHP 5.4 or higher, PHP: cURL, Phing, and ApiGen. In addition, this SDK only supports Prediction IO version 0.8.2 or higher.
A preview version of TensorFlow 2.0 has been expected for a number of months. The alpha preview release is now available. Google announced its release at the TensorFlow Dev Summit 2019. The focus of the latest release is ease of use, simplicity, and accessibility for developers.