Voxel 51

Voxel 51 provides AI and cloud-based open-source developer tools for ML models, allowing data scientists and developers to evaluate datasets and models through visualization, exploration, and debugging capabilities. Founded in 2016 and headquartered in Ann Arbor, United States, Voxel 51 has raised approximately $45.4M in Series B funding from investors including Bessemer Venture Partners, Drive Capital, Top Harvest Capital, and Shasta Ventures. The company employs 61 people and is known for its FiftyOne open-source tool that helps ML practitioners manage and curate datasets, identify annotation errors, and evaluate model performance. Voxel 51's platform addresses the critical gap between model development and data quality in computer vision and ML workflows.