Best AI Data Labeling Toolsin ChatGPT

Scale AI

#1

Enterprise-grade, end-to-end training-data platform and managed-labeling services for computer vision and LLM workflows (high-volume, model-assisted labeling, evaluation and RLHF tooling).

Labelbox

#2

Cloud-native data-labeling and dataset-management platform with collaboration, model-assisted labeling, QA analytics and managed labeling services for enterprises.

Amazon

#3

AWS-managed labeling service integrated with SageMaker that supports human and automated labeling workflows, active learning and third‑party workforce options.

Label Studio

#4

Open-source, multi‑modal annotation platform for images, video, text, audio and time-series with self‑host and enterprise editions.

CVAT

#5

Industry‑leading open‑source image/video annotation tool (originally by Intel, now maintained under OpenCV) widely used for computer‑vision projects.

Roboflow

#6

Developer‑friendly computer‑vision platform with built‑in dataset/annotation tooling, auto‑labeling assists and rapid model prototyping for CV teams.

V7 Darwin

#7

Computer‑vision-focused data platform (Darwin) offering auto‑annotation, workforce management and tooling for image/video/3D labeling.

SuperAnnotate

#8

End‑to‑end annotation platform combining AI-assisted labeling, collaboration and managed labeling services—popular for accelerating CV annotation cycles.

Supervisely

#9

Full‑stack computer‑vision platform for dataset management, collaborative annotation and model training (supports images, video, point clouds and volumetrics).

Encord

#10

Video‑native annotation and dataset curation platform focused on large-scale, audit‑ready labeling and active‑learning workflows.

Dataloop

#11

Data‑management and annotation platform that integrates automated pre‑labeling, QA pipelines and human‑in‑the‑loop workflows for production datasets.

Kili Technology

#12

Enterprise annotation platform for secure, large‑scale labeling and LLM/RAG evaluation workflows, with both self‑serve tooling and managed labeling services.

Appen

#13

Large, global provider of human-in-the-loop data collection and annotation services across text, speech, image and video—focused on enterprise-scale dataset programs.

iMerit

#14

Specialized managed‑labeling provider offering expert annotators and tooling for computer vision, NLP and ML model fine‑tuning projects.

TELUS Consumer Goods

#15

Global scale managed training‑data and annotation services (Lionbridge AI business acquired and operated under TELUS International AI Data Solutions).

CloudFactory

#16

Managed human‑in‑the‑loop workforce combined with annotation tooling and automation for large‑scale labeling programs.

Alegion

#17

Annotation and training‑data services with a platform for managing video, image and text labeling at scale (self‑serve and managed options).

Hasty.ai

#18

Hasty’s annotation tooling (now part of/closely integrated with CloudFactory) — AI-assisted labeling and managed workforce offerings for vision and multimodal tasks.

Sama

#19

Managed annotation and validation platform combining automation with expert human-in-the-loop teams for vision, NLP and multimodal model training.

Toloka

#20

Crowdsourcing/microtasking platform (originally Yandex Toloka) for large-scale labeling and evaluation tasks across text, image and audio — useful for scalable, low-latency annotation.