Sapien
Sapien is a platform focused on AI model training and data labeling. It offers human feedback and data annotation services to help businesses optimize large language models (LLMs). Features include efficient labeler management, reinforcement learning from human feedback (RLHF), scalable labeling resources, and flexible customization. Covering multiple industries with 235+ languages and 1M+ global contributors, Sapien suits AI teams needing high-quality training data and model optimization. Users should consider the cost and time investment of human annotation.