What’s Working at Pinterest

Two artificial intelligence trends have converged at Pinterest: the growing usefulness of AI in improving advertising, and how falling costs of such technology can benefit large application developers more than other types of companies.

Pinterest is a bit of a rarity in AI. For years, the online scrapbooking company has trained its own AI models to power content recommendations and advertising technology, but it’s also now a major buyer of AI from Microsoft and OpenAI for improving its employees’ productivity, Chief Technology Officer Matt Madrigal recently told me.