Labelbox

Labelbox is a data factory for AI teams, providing data for reinforcement learning, evaluations, and robotics. It is for companies of all sizes, from startups to Fortune 500s, and partners with over 80% of leading AI labs in the US. Its key capabilities include data for reinforcement learning, which provides fuel for post-training at scale, including reward signals and preference pairs. It offers evaluation tools such as private AGI benchmarks for custom assessments, arena evals for head-to-head model comparisons with human preference judgments, and rubric-based multimodal scoring across text, vision, and reasoning tasks. For robotics, it provides full-stack data with video, trajectories, and multimodal annotations, purpose-built hardware for custom collection, and an AI-powered data engine to ensure broad task and environment coverage. Additionally, it offers an Alignerr expert network of 1.5 million knowledge workers across 40+ countries and 200+ domains, including 50,000 PhDs and 200,000 individuals with Master's degrees.