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Best AI Tools for Labeling & annotating data

52 tools

Discover the best AI tools for Labeling & annotating data — from AI apps and platforms to mobile apps, frameworks, and learning resources, this is where data scientists and engineers streamline their workflows: tagging images, classifying datasets, managing annotation projects, and preparing data for machine learning models. Browse 52 AI Tools for Labeling & annotating data across AI Apps, AI Platforms, AI Mobile Apps, AI Frameworks and AI Agents and more.

52 tools

An end-to-end computer vision platform to annotate data, train YOLO models, and deploy them globally, built around the widely adopted Ultralytics YOLO open-source framework.

FeaturedComputer Vision Tools

Encord is a multimodal data layer for physical AI and enterprise teams. It manages, curates, annotates, and aligns petabytes of data, including sensor streams, video, and text.…

FeaturedMachine Learning Platforms

AI Platforms

SuperAnnotate is an AI data platform for building feedback-driven annotation and evaluation pipelines. It enables labeling multimodal data, ensuring data quality through custom…

FeaturedAI Coding Assistants

AI Agents

Scale AI provides a data platform for artificial intelligence development. It offers tools and services to help organizations build, train, and deploy AI models more efficiently.…

FeaturedMachine Learning Platforms

AI Apps

Voxel51 is a multimodal data platform designed to enhance physical AI performance. It offers tools for curating, annotating, evaluating, and generating data to improve AI models.…

FeaturedMachine Learning Platforms

Label Studio is an open-source data labeling platform for AI evaluation and human-in-the-loop workflows. It supports multi-modal data, including computer vision, NLP, audio, and…

FeaturedAI Models & LLMs

AI Platforms

Edge Impulse is a leading development platform for edge AI, enabling the creation and deployment of machine learning models on edge devices. It simplifies the process of building…

FeaturedMachine Learning Platforms

FAQai transforms any document into production-ready RAG data. It generates structured Q&A pairs, evaluation benchmarks, and adversarial tests, exporting them in 16 formats.…

Vector Databases & Retrieval

This Chrome extension helps users validate and enter custom annotations directly within web documents. It aids in classifying and categorizing content, specifically designed for…

Machine Learning Platforms

DataVLab offers expert data annotation solutions for AI and ML teams, providing high-quality, scalable, and ethical services. Accelerate AI development with their…

Machine Learning Platforms

GTS is a pioneering AI dataset collection and annotation company with over 25 years of industry experience. They specialize in providing high-quality image, video, speech, and…

Machine Learning Platforms

AI Apps

Lobe is a free, easy-to-use desktop application for Mac and PC that simplifies machine learning model training. It allows users to train models and deploy them across various…

Machine Learning Platforms

AI Apps

Wirestock offers freelance opportunities for creators to earn money by producing AI training data. Contribute your photography, design, and video skills to leading AI companies.…

Machine Learning Platforms

Sourcebae connects companies with pre-vetted domain experts for AI training, data labeling, RLHF, model evaluation, and red teaming. It offers a platform for experts to earn…

AI Recruiting Tools

Mercor organizes human intelligence to power the AI economy, specializing in frontier research, RLHF data, and AI agent training. They connect top AI labs and enterprises with…

Machine Learning Platforms

AI Apps

Seven24 AI offers scalable RLHF and data labeling solutions for LLMs. It transforms mobile game ads into training data by replacing rewarded ads with short human labeling tasks.…

Machine Learning Platforms

Aquarium, an AI systems deployment platform, has joined Notion. Their mission was to accelerate AI system building and deployment. Now, they aim to integrate generative AI into…

Machine Learning Platforms

GRAMOSYNTH by Rightsify is an AI-powered platform designed for generating large-scale music and multimodal training data. It leverages the world's largest licensed music corpus to…

Machine Learning Platforms

NotedSource is an AI-enhanced R&D platform that connects companies with academic and industry experts. It supports the entire research project lifecycle, from initial concept and…

AI Research Assistants

BasicAI offers a comprehensive AI data annotation platform and professional labeling services. With over 7 years of experience, they provide high-quality ground truth datasets for…

Machine Learning Platforms

Prolific provides AI developers and researchers with high-quality human data for training and evaluation. Access diverse participant pools to accelerate AI development, conduct…

Machine Learning Platforms

arivis Cloud offers automated microscope image analysis solutions, leveraging deep learning and custom workflows. It enables BioTech researchers to automate repetitive tasks,…

Computer Vision ToolsHealthcare & Life Sciences

AI Apps

Epigos AI offers a comprehensive computer vision platform for businesses. It enables users to annotate data, train powerful AI models, and deploy them seamlessly into production.…

Computer Vision Tools

Custom Vision enables users to easily create state-of-the-art computer vision models tailored to specific use cases. By providing labeled images, the platform automates the…

Computer Vision Tools

Datature is an end-to-end platform for building and deploying Vision AI models. It offers tools for data labeling, model training, and integration, empowering enterprises and…

Computer Vision Tools

Rerun is the data layer for physical AI, providing primitives to build, understand, and improve your data loop. It handles multi-rate, multimodal data from initial recording to…

Machine Learning Platforms

FieldDay is an iPhone app that empowers users to build custom, camera-driven AI experiences without coding. Train vision AI models directly on your phone in minutes, fine-tune…

Computer Vision Tools

Clickworker offers scalable, precise, and flexible data services powered by a global crowd of over eight million verified members. They provide tailored AI training data, surveys,…

Machine Learning Platforms

Grably provides high-quality, multi-modal human interaction and conversational datasets for AI research. They capture and structure physical motion, physiological signals, gaze,…

Machine Learning Platforms

NVIDIA NeMo provides synthetic data generation tools to accelerate agentic AI development. It creates high-quality, domain-specific datasets for training and evaluating AI models,…

Machine Learning Platforms

AI Platforms

Imagimob specializes in Edge AI and tinyML, providing solutions for deploying machine learning on edge devices. Their DEEPCRAFT™ Studio accelerates AI model development, while…

Machine Learning Platforms

This framework introduces a novel active learning method for enriching large 3D shape datasets with semantic region annotations. It efficiently combines manual annotation,…

Machine Learning Platforms

Amazon SageMaker AI provides a fully managed service for machine learning. Data scientists and developers can build, train, and deploy ML models efficiently. It offers tools for…

Machine Learning Platforms

AI Frameworks

Adala is an autonomous data labeling agent framework that enables AI engineers, researchers, and data scientists to build and deploy intelligent agents. These agents learn…

AI Agent Builders

AI Apps

Ocular AI provides expert-encoded training data for AI models, focusing on human nuance, reasoning, and expertise across various modalities. They offer datasets for ASR,…

Machine Learning Platforms

ShareLM is a Chrome extension designed to help users easily contribute their chat conversations with large language models to an open-source dataset. It automates the collection…

Machine Learning Platforms

AI Apps

Defined.ai is a platform for accessing and managing AI models and datasets. It provides tools for data annotation, model training, and deployment, enabling users to build and…

Machine Learning Platforms

Bridge.audio is a collaborative workspace for music professionals to store, manage, and share audio, with AI-powered auto-tagging and a commission-free sync marketplace connecting…

Other AI ToolsMedia & Entertainment

AI Apps

Outlier AI is a platform, operated by Scale AI, that pays subject-matter experts to train and improve AI models through tasks like writing prompts, creating rubrics, and rating…

Machine Learning Platforms

AI Apps

Sieve is a multimodal data lab that sources, filters, indexes, and annotates high-quality video, audio, image, and interaction data, then delivers training-ready datasets for AI…

Machine Learning Platforms

categorAIze.io is an AI data categorization service that organizes texts, URLs, images, and documents into custom hierarchical categories using large language models, via a web…

AI Data Analysis

AI Apps

Unitlab AI is an enterprise multimodal data platform where AI teams curate, annotate, review, version and manage production training data across images, video, audio, text,…

Machine Learning PlatformsHealthcare & Life Sciences

AI Apps

An enterprise training-data provider and AI development platform for speech and LLMs, delivering voice, audio, and text data in 100+ languages, with a self-hosted platform so your…

Machine Learning PlatformsHealthcare & Life Sciences

AI Apps

Nitrode is a frontier AI research company that provides high-quality spatial reasoning data, evaluations, and post-training for teams building world models, multimodal systems,…

Machine Learning PlatformsGaming & Esports

OpenTrain AI connects companies with over 345,000 pre-vetted AI trainers and data labelers across 210 countries. It offers self-service hiring and managed services for various AI…

AI Agent Builders

Hyperscience is an enterprise AI platform that automates document processes, transforming unstructured content into structured, actionable data. It enhances operational efficiency…

Web Scraping & Data Extraction

AI Platforms

Labelbox is an AI platform that provides data solutions for AI teams, enabling them to build, evaluate, and deploy models efficiently. It offers a comprehensive data engine for…

Machine Learning Platforms

Supervisely is a comprehensive platform for annotating images, videos, and other datasets, enabling collaboration and training of neural networks. It offers advanced tools for…

Computer Vision ToolsHealthcare & Life Sciences

Lightly's Computer Vision Suite enhances machine learning models by pretraining on your data and curating vision data for fine-tuning. It streamlines the process from data…

Computer Vision Tools

AI Apps

CVAT is a data annotation platform designed for vision AI, enabling teams to convert raw images, videos, and 3D data into model-ready datasets. It offers AI-assisted annotation,…

Computer Vision ToolsManufacturing & Industrial

AI Apps

Tonic.ai provides synthetic data solutions for software and AI development, enabling teams to generate realistic test data that maintains privacy and compliance. It streamlines…

AI Data Analysis

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