Google Prediction API is described as 'Google's cloud-based machine learning tools can help analyze your data'. There are seven alternatives to Google Prediction API, not only websites but also apps for a variety of platforms, including Self-Hosted solutions, Amazon Web Services, SaaS and Windows. The best alternative is AWS Machine Learning. It's not free, so if you're looking for a free alternative, you could try MLJAR or BigML. Other great sites and apps similar to Google Prediction API are Hidden Gems (Paid), Apache PredictionIO (Free, Open Source), Gradient (Paid) and Automatic Business Modeler (Paid).
Amazon Machine Learning allows developers to use machine learning. It provides visualization tools and wizards that guide you in the process of creating machine learning (ML) models. It makes it easy to obtain predictions using simple APIs.
Apache PredictionIO® is an open source Machine Learning Server built on top of a state-of-the-art open source stack for developers and data scientists to create predictive engines for any machine learning task.
Gradient° is a suite of tools for exploring data and training neural networks. Gradient° includes 1-click Jupyter notebooks, a powerful job runner, and a python module to run any code on a fully managed GPU cluster in the cloud.