Plastic Labs

Plastic Labs is an engineering-driven AI research company building at the intersection of machine learning and cognitive science. Its core product, Honcho, is an open-source memory infrastructure library with a managed service for building stateful AI agents that understand users, agents, groups, and ideas over time. Honcho uses custom reasoning models to generate persistent conclusions about entities from interaction data, providing developers with a continual learning system for context engineering. The company also develops Neuromancer, a suite of reasoning models for memory and personal identity.