
AI Models Forget 40% of Tasks After Updates, Report Finds
When AI models forget previously learned skills after an update, the phenomenon is known as catastrophic forgetting. This critical issue can erase up to 40% of a model's knowledge from a single update, according to a 2025 survey in Learning and Memory: A Comprehensive Reference. As a core part of the Continual Learning Problem, this challenge requires specialized engineering solutions to prevent knowledge loss. As practical guidance matures, organizations are beginning to implement these













