Before OpenAI's GPT-3 ushered in the era of foundation models, companies built specialized natural language processing models from scratch, training each on large amounts of task-specific data.
Rebecca Bellan is a senior reporter at TechCrunch. She covers the business, policy, and emerging trends in artificial intelligence, with a focus on topics such as generative AI, machine learning, and the intersection of technology and finance. Her work has been featured in various outlets including Yahoo Finance, Forbes, and Bloomberg.













