Labelbox

Labelbox is a Data & Analytics tool that provides a data factory for AI teams. It offers software and on-demand expert labeling services for high-quality training data and model evaluations.

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At a glance

Pricing

Freemium · Paid · Enterprise · Custom

Free tier

Yes

API

Yes

Skill level

Technical

About

What is Labelbox?

Labelbox serves as a comprehensive data factory for AI teams, offering both advanced software subscriptions and flexible services for data generation and model evaluations. It partners with leading AI labs and innovators to provide high-quality training data for frontier and task-specific models. Key capabilities include data for reinforcement learning, custom evaluations, and robotics data, all supported by the Alignerr expert network of over 1.5 million knowledge workers. The platform facilitates the entire AI model lifecycle, from collaborative data annotation across various modalities to model training and post-training tasks like RLHF and LLM evaluation. Labelbox also features custom model testing and performance monitoring.

Best used for

Ideal for data scientists and developers who need to generate high-quality training data, evaluate AI models, and fine-tune large language models. Especially valuable for teams working on reinforcement learning, custom AI benchmarks, and robotics, requiring expert human intelligence for complex tasks.

Common actions

label data

annotate data

evaluate models

generate training data

fine-tune LLMs

Capabilities

Key features

Reinforcement learning data
Custom AI model evaluations
Robotics data collection
Alignerr expert network
Multimodal data annotation
Model-assisted labeling
AI critic

Target Audience

data scientistdeveloperstartup founderproduct manager

Integrations

Not yet documented

Pricing & Plans

Freemium · Paid · Enterprise · Custom

Not publicly disclosed. Check labelbox.com for current pricing.

FAQs

What types of data labeling services does Labelbox offer?

Labelbox provides comprehensive labeling services for various AI tasks, including Reinforcement Learning with Human Feedback (RLHF), Supervised Fine-tuning (SFT), multimodal LLM evaluation, preference ranking, and red teaming. They support text-to-image, video, audio, coding, and AI agent tasks across over 30 languages, leveraging their Alignerr community of experts.

What is the 'Alignerr expert network' and how does it work?

The Alignerr expert network is Labelbox's elite human intelligence network, comprising over 1.5 million knowledge workers across 40+ countries and 200+ domains. It provides on-demand access to highly-skilled AI trainers, including PhDs and Master's degree holders, for complex post-training and evaluation projects, or for staffing in-house data factories.

Does Labelbox offer a free tier for its platform?

Yes, Labelbox offers a free tier for its platform, ideal for individuals or small teams evaluating tools and services. This tier includes core catalog, annotate, and model features, supporting up to 30 users, 50 projects, and 25 ontologies. It also provides free access for qualified educational institutions for non-commercial research.

Can Labelbox be used for custom AI model evaluation?

Absolutely. Labelbox enables custom evaluations for frontier capabilities, including private AGI benchmarks and arena evals for head-to-head model comparisons with human preference judgments. It also supports rubric-based multimodal scoring across text, vision, and reasoning tasks, allowing teams to precisely measure model performance before public release.

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