Human Signal is a company that specializes in providing a data labeling platform known as Label Studio Enterprise. This platform is designed for automating and refining the data labeling process, integrating capabilities such as natural language processing (NLP) autolabeling, security, quality control, and compliance features. Human Signal focuses on preparing training data, fine-tuning large language models, and evaluating model performance for data science and machine learning teams. They offer a robust API and customizable workflows to optimize the entire AI development lifecycle across various use cases, including legal, medical, and retail sectors. The platform emphasizes secure data handling, being SOC2 certified and HIPAA compliant, ensuring data privacy and integrity.