Label Studio

Overview

Label Studio is an open‑source platform for labeling images, audio, text, video, time‑series, and PDFs. It offers customizable interfaces, pre‑labeling with ML, multi‑project support, API/SDK integration, and quality gates that ensure consistent annotations, with export to CSV or databases.

From the official site

Multi-modal data labeling and annotation platform for agent traces, LLM evals, RLHF, computer vision, document AI, NLP, audio transcription, and more.

The text above is quoted from this tool’s official website — the vendor’s own words.

Key points from the official site

Import Data
API & SDK Reference
Labeling Templates
From training data to production AI evaluation

The points above are quoted from this tool’s own website sections and feature lists — vendor copy, not our review.

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