Labelbox

Labelbox is a reinforcement learning (RL) data engine designed for frontier AI teams. The platform provides the data, environments, and evaluation infrastructure that the world's leading AI labs build on, partnering with over 90% of leading AI labs in the U.S. and the innovators defining the next frontier of AI. Labelbox offers tuned RL environments and preference signals for RL post-training and evaluations, covering reasoning, tool use, and computer use across high-economic-value domains including autonomous AI research, scientific knowledge work, agent coding, and cybersecurity. The platform also provides full-stack data products for robotics foundation models, including video, trajectories, and rich multimodal annotations collected with purpose-built hardware and AI-powered diversity engines, from pre-training through post-training to evaluations. Additionally, Labelbox offers an expert network for custom evaluations and expert human intelligence at scale, enabling AI teams to build, evaluate, and improve their models with high-quality data and human feedback.