Google's AI framework, called TensorFlow, was made open source in 2015. This was followed by making Google's development tool, Colaboratory, free for public use in 2017. You heard that correctly.

The assistant is available through Google Colab, the company’s eight-year-old service for running Python code live online atop graphics processing units (GPUs) owned by the search giant and its ...

It now also features integration with Google's other products and can export code to Colab, the company's cloud-based notebook environment for Python, as well as help users write functions for Sheets.