GPT3 Crush - Curated list of OpenAI's GPT3 demos
Recombee - Recommender system as a service that uses advanced Machine Learning and Artificial Intelligence algorithms. Easy to try and evaluate.
GPT-3 Demo - A showcase of 60+ GPT-3 resources, examples, and use cases
Wylei - Wylei, a pioneer in Predictive AI cloud-based machine learning and marketing automation, creates & delivers real-time, personalized content.
Copysmith - GPT-3 powered content marketing that feels like magic
Optimizely - A/B testing you'll actually use.