Labelbox

Labelbox is a data platform that provides high-quality data for training and evaluating AI models. It offers four core capabilities: data for reinforcement learning (including rubrics and tuned environments), custom evals (private benchmarks, arena comparisons, rubric-based multimodal scoring), robotics data (full-stack video and trajectory annotations with purpose-built hardware), and access to an expert network of over 1.5 million knowledge workers across 200+ domains. Labelbox partners with over 80% of leading AI labs in the US and serves companies from startups to Fortune 500s. The platform also conducts frontier AI research and publishes leaderboards for model comparison. It is used for post-training, fine-tuning, and evaluation across various domains including coding, science, finance, and robotics.

Key Benefits

• Partners with over 80% of leading AI labs
• Trusted by major companies including Walmart, Pinterest, and Etsy
• Offers four specialized data capabilities (RL, evals, robotics, expert network)
• Provides custom evaluation benchmarks and leaderboards