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Tech riderRev. 28 Sept 2026

Alibaba Cloud PAI iTAG

Ch 087.1of 21 AI Data Labeling Tools
  1. 1Runs onAPI, Linux, Web, Windows
  2. 2CostsFree plan
  3. 3Supported modalitiesimage, text, video, audio, multimodal
  4. 4Model-assisted labelingYes
  5. 5Human review workflowsYes
  6. 6Custom ontologiesYes
  7. 7Deployment optionscloud
7 lines stated Written from the maker's own pages: help.aliyun.com
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The Alibaba Cloud PAI iTAG homepage

Overview

Alibaba Cloud PAI iTAG is ranked #8 of 21 in AI data labeling tools on Specifiction. It runs on API, Linux, Web, Windows. There is a free plan.

Alibaba Cloud PAI iTAG plans and pricing

All plans
iTAG manual labeling Free The platform is free when your team performs labeling manually; OSS storage and data transfer are billed separately. Manual labeling · Requires Alibaba Cloud OSS · OSS charges separate help.aliyun.com · 28 Sept 2026

Compared on AI data labeling tools

Free plan
Yeshelp.aliyun.com
Supported modalities
image, text, video, audio, multimodalhelp.aliyun.com
Model-assisted labeling
Yeshelp.aliyun.com
Human review workflows
Yeshelp.aliyun.com
Custom ontologies
Yeshelp.aliyun.com
Deployment options
cloudhelp.aliyun.com

Facts

Purpose
iTAG is PAI’s data labeling platform with built-in templates for images, text, video, audio, and multimodal data.help.aliyun.com · 28 Sept 2026
Image tasks
Built-in image tasks include image classification, object detection, image OCR, table recognition, and image semantic segmentation.help.aliyun.com · 28 Sept 2026
Template choices
iTAG provides official, tenant, and custom templates, and custom templates can be designed for business-specific labeling needs.help.aliyun.com · 28 Sept 2026
Multimodal templates
Official templates include Image-Text Explanation, conversation ranking, visual question answering, and video OCR.help.aliyun.com · 28 Sept 2026
Job workflow
A labeling job uses an OSS-backed dataset and template, then configures labels, subtasks, checks, labelers, and reviewers.help.aliyun.com · 28 Sept 2026
Storage integration
iTAG requires input data to be stored in Alibaba Cloud OSS; local or NAS data must first be uploaded to OSS.help.aliyun.com · 28 Sept 2026
Storage limitation
The PAI-iTAG workspace and OSS bucket must be in the same region, and dataset import requires an index file rather than a direct path to a folder of raw files.help.aliyun.com · 28 Sept 2026
AI-assisted labeling
Selected large-model labeling templates, including image-to-text and image-text explanation, are currently free, and Alibaba Cloud says it will notify users if pricing changes.help.aliyun.com · 28 Sept 2026
Current availability
From August 1, 2026, iTAG 1.0 is allowlist-only and in maintenance mode; existing customers with prior labeling tasks or datasets can continue using current features.help.aliyun.com · 28 Sept 2026
Alternative for new users
The overview directs users seeking AI-powered automatic dataset labeling to the Multimodal Data Management feature.help.aliyun.com · 28 Sept 2026
Security
Alibaba Cloud recommends using a RAM user with an API-only AccessKey and least-privilege permissions when accessing the iTAG API.help.aliyun.com · 28 Sept 2026
Support
The iTAG overview points users to its FAQ and an Alibaba Cloud AI assistant for product, solution, and documentation questions.help.aliyun.com · 28 Sept 2026
API
The iTAG OpenAPI supports operations including listing, creating, updating, and deleting templates and labeling tasks.help.aliyun.com · 28 Sept 2026

Company

Founded
2009help.aliyun.com · 28 Sept 2026

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Where it ranks on Specifiction

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