data labeling AI tools

Snorkel AI

Paid

Programmatic data labeling and expert data development for specializing AI models.

Label Studio

Freemium

A flexible open-source tool for labeling text, images, audio, video and time series.

Labelbox

Freemium

A data engine for labeling, curating and evaluating training data for AI.

Scale AI

Paid

Data labeling, evaluation and training data services for AI labs and enterprises.