Labelbox, founded in 2018 by Manu Sharma, Brian Rieger, and Daniel Rasmuson, is a comprehensive data labeling and management platform designed to streamline the creation of high-quality training datasets for artificial intelligence and machine learning models. Labelbox empowers AI teams to build, operate, or staff their data factories with advanced tools, expert labeling services, and seamless integrations. Trusted by startups and Fortune 500 companies like Walmart, Pinterest, and Genentech, Labelbox supports diverse industries, including healthcare, retail, and autonomous driving.
What is Labelbox?
Labelbox is a leading AI data factory platform designed to streamline the creation, management, and annotation of high-quality training datasets for machine learning and artificial intelligence models. It provides tools for data labeling, model evaluation, and workflow customization, supporting diverse data types like images, text, audio, and video. With features like model-assisted labeling and robust integrations, Labelbox empowers AI teams to build accurate and scalable datasets for applications in industries such as healthcare, retail, and autonomous driving.
Key Features of Labelbox
- Data Labeling Tools: Supports annotation for images, videos, text, and audio with tools for bounding boxes, segmentation, named entity recognition (NER), and sentiment.
- Model-Assisted Labeling: Integrates ML models to suggest labels, speeding up annotation while maintaining accuracy.
- Customizable Workflows: Allows multi-step review pipelines and tailored schemas to match project needs.
- Performance Dashboard: Tracks throughput, efficiency, and quality metrics at the project and individual levels.
- Labelbox Boost: Provides access to expert labelers (Alignerrs) for high-quality, on-demand labeling services.
- API and SDK Integration: Enables programmatic data import/export and integration with ML frameworks like TensorFlow and PyTorch.
- Quality Assurance Tools: Features like benchmark scoring and consensus ensure high data accuracy and consistency.
- Data Management: Centralized hub for organizing, storing, and tracking datasets with versioning support.
Use Cases for Labelbox
- Computer Vision: Labeling images and videos for object detection, semantic segmentation, and medical imaging.
- Natural Language Processing (NLP): Annotating text for sentiment analysis, NER, and customer feedback analysis in retail and support systems..
- Reinforcement Learning (RLHF): Providing verifiable rewards and rubric-based evaluations for complex reasoning tasks..
- Autonomous Driving: Curating datasets for ADAS (Advanced Driver Assistance Systems) and self-driving car models.
- Healthcare: Supporting medical image analysis and long-form medical question answering.
- Retail: Enhancing product recognition and inventory management through precise data annotation.
Pros of Labelbox
- High-Quality Data: Achieves up to 35% improved model accuracy and 2x data quality with robust QA tools.
- Scalability: Cloud-native architecture supports small teams to large enterprises.
- Versatile Data Support: Handles diverse data types (images, text, audio, video) for various AI applications.
- Automation: Model-assisted labeling and APIs reduce manual effort and time.
- Collaboration: Enables real-time teamwork with internal and external labelers.
Cons of Labelbox
- Learning Curve: A Complex interface may challenge new users.
- Pricing: Starter and Enterprise plans may be costly for startups or small teams.
- Limited Integrations: Fewer third-party integrations.
- Occasional Lags: Image loading and export times can occasionally slow down workflows.
Labelbox pricing 2025: Plans, Features, and Subscription Costs Explained
- Labelbox services
- Custom
- Software subscription
- Custom
Labelbox Reviews & Ratings: See What Users and Experts Are Saying
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Trusted platform, strong features, but mixed reviews on leadership.
Manu Sharma is the CEO of Labelbox.
Near-unicorn, valued just below $1 billion.
Visit app.labelbox.com to log in.
Alignerr connects AI teams with expert annotators.
No dedicated Wikipedia page exists for Labelbox.
Offers roles in AI, engineering, and data annotation.
A tool for labeling images, text, audio, and video.
Free plan; Starter at $0.10/LBU; Enterprise varies.
Data-centric AI platform for intelligent applications.
Near $1 billion after Series D funding.












