Label Studio

✓ verified, sync 2026-08-20

30 checks on record, most recent 2026-11-03 (responded).

PricingFree

Rating5.0 on Toolify · 63 reviews

Category AI Developer ToolsLarge Language Models (LLMs)Open Source AI ModelsAI APIPrompt EngineeringAI Productivity Tools +4

First indexed2026-08-20

Observation record.

What was checked ourselves, with dates. Not vendor copy, not a rating.

Address confidence: low. The URL on file may not be Label Studio's own domain (for example a marketplace or parked host). The dates below describe checks against that URL; the link between that URL and Label Studio itself is not confirmed.

Most recent check 2026-11-03

Result: responded.

Checked on 30 distinct dates, since 2026-08-30. Checked roughly every 1.1 nights on this listing's own record.

2026-11-032026-11-022026-10-312026-10-302026-10-292026-10-282026-10-272026-10-262026-10-252026-10-242026-10-232026-10-22 +18

What this means: the 3-miss rule marks a listing discontinued only after three consecutive failed checks; a bot-wall response never counts toward that streak. the methodology

Price events.

auto-diffed on every sync: the changelog other directories don't keep

The price was checked on 2026-10-12 and no change was observed since.

No approved price events on record

No approved price change is on record.

Features

As listed by the vendor, unedited.

Support for multiple data types (images, audio, text, video, time series)
Configurable layouts and templates
Integration with ML/AI pipelines via Webhooks, Python SDK, and API
ML-assisted labeling
Connection to cloud storage (S3, GCP)
Data Manager with advanced filters
Multiple projects and users support

What it does.

The vendor's own description, unedited, not our claim.

Label Studio is an open source data labeling tool that supports multiple projects, users, and data types in one platform. It allows for different types of labeling with various data formats and integrates with M/L backends. It's a flexible platform for fine-tuning LLMs, preparing training data, or validating AI models.

registry ID ndock:tool:label-studio

More ai developer tools tools.

clickworker clickworker is a crowdsourcing platform that provides AI training data and other data management services. It leverages a global network of over 7 million Clickworkers to generate, validate, and label data. Services include AI dataset creation, content editing, surveys, internet research, categorization, tagging, and more. clickworker caters to industries like AI & Data Science, Research, eCommerce, Retail, and Digital Marketing. Agenta Agenta is an open-source LLMOps platform designed for building reliable and robust AI applications. It provides a comprehensive suite of tools for prompt management, prompt engineering, LLM evaluation, debugging, and monitoring of complex LLM applications. The platform aims to facilitate collaboration among developers and domain experts, enabling them to ship LLM applications faster and with confidence by moving from scattered workflows to structured processes. ClearML ClearML’s AI Infrastructure Platform unlocks enterprise-scale AI by managing GPU clusters, streamlining AI/ML workflows, and deploying GenAI models. It offers a three-layer solution for a smooth, scalable AI workflow from development to production, featuring an Infrastructure Control Plane, AI Development Center, and GenAI App Engine.