google-cloud-retail-v2

https://github.com/googleapis/google-cloud-ruby

Retail enables you to build an end-to-end personalized recommendation system based on state-of-the-art deep learning ML models, without a need for expertise in ML or recommendation systems. Note that google-cloud-retail-v2 is a version-specific client library. For most uses, we recommend installing the main client library google-cloud-retail instead. See the readme for more details.