Building the Human Layer of AI
Get paid for contributing your expertise and experience to power exceptional AI.
Why PublicAI
PublicAI has secured $10 million in funding to build the human layer of AI, enabling people worldwide to earn through data contributions. Leveraging a decentralized network of 1.2M+ verified contributors, the PublicAI Data Hub ensures unparalleled data quality through rigorous skill validation and a stake-slashing mechanism.
Workers
Validators
Builders
Dataset Size
Partners
Competitive Workforce
Access the best talent from around the world without the barriers of international banking and central platforms.
Quality Control
Ensure smooth dataset delivery using on-chain staking systems. Leveraging access tests and SBT to verify the capabilities of Validators in specialized data annotation fields.
Cost Efficiency
Reduced work and cost redundancy with PublicAI's on-chain staking and liability mechanisms, outperforming traditional platforms.
Mutual Modal Data
We provide the world's largest decentralized platform for collecting and annotating multi-modal data, including text, audio, video, and mapping data.
How it works
Clients make requests for specialized, on-demand data
Request Data
PublicAI Marketplace
Community earns rewards by working on interesting tasks
Earn on Data HubData Collection
AI Builders source and curate high-quality content from social media. Contribute social media and GPT conversation content using the Data Hunter plugin.
Data Labeling
Deliver high-quality, cost-effective data labeling through an AI-assisted workflow: AI Assistants pre-label data, followed by thorough verification by AI Validators.
Model Evaluation
Analyze your AI models' performance: explore model metrics, identify weaknesses, and evaluate models using scenario tests.
Partners
Trusted by Leading Investors
Trusted by Leading AI Industry Partners
Trusted by Leading Web3 Industry Partners
Featured by Leading Media
Latest Updates
Mother Tongue Season 3 Is Here
New rewards. Same mission. Let’s go.
DataBabies Collection Sells Out! Trade Your Pixel-Chibi NFTs on HotCraft
The DataBabies have officially landed! PublicAI’s first cross-chain NFT collection has completely minted out, …
Are You In? HOT Wallet’s Eligibility Checker for DataBabies NFT Mint is Live!
Are you on the list? Starting July 7th, you’ll finally be able to find out.
AI Replaces Humans. PublicAI is Building the Human Layer of AI
The Human Layer: How PublicAI Turns AI Disruption Into Collaboration
OKX Giveaway How-To Guide
GM GM! We’ve put together this detailed How-To Guide to help you participate in our OKX 500K TGE Token Reward Campaign. You will need to…
PublicAI x OKX Wallet: Earn Your Share of 500,000 $PUBLIC!
Logging into PublicAI just got simpler, smarter & more rewarding
PublicAI Secured $10M to Build the Human Layer of AI
San Francisco-based “Web3-powered ScaleAI” — PublicAI has secured $10 million in funding to build the human layer of AI, enabling everyone…
Mother Tongue: Season 2 Is Live
We’re back with Season 2 of our global Mother Tongue campaign and this time, it’s bigger, louder, and paying out more ways to …
PublicAI Wins MIT AI Competition, Secures Saudi Government Funding
Cambridge, MA — May 10 2025 — PublicAI, the decentralized platform powering human-centered AI with verified, real-world expertise, has…
FAQ
Is my data secure with PublicAI?
Yes, PublicAI prioritizes data security and privacy. We have implemented robust measures to ensure customer data remains safe and secure.
Our platform features multiple layers of security, including:
- Encryption of data in transit and at rest
- Access controls to limit data access
We also enforce strict policies and procedures for employees and annotators to follow best practices in data security and privacy.
How does pricing work? Can I just pay-as-I-go?
There are two types of service options. If you choose the PublicAI marketplace, you can get a free tier that provides a complimentary amount of annotation, and you can pay-as-you-go for anything exceeding that amount. This means you only pay for what you use.
To access additional features and enterprise capabilities, you can upgrade to PublicAI Pro for Enterprise.
Do I get charged based on the number of annotators / labelers working on my project?
No! Every service option comes with unlimited annotation team members. You only get charged for the work that your annotators complete.
What data types are supported on PublicAI?
PublicAI V1 supports various data types, including:
- General image annotation
- 2D semantic segmentation
- Text collection
- Document transcription
- Named entity recognition
- Video playback annotation
- LIDAR (3D) annotation
What are the advantages of PublicAI over other crowdsourcing task platforms?
PublicAI has several advantages over centralized crowdsourcing platforms like Mturk and Appen:
- Eliminates price differentials, reducing task costs
- WEB3 reputation system with incentives and penalties promotes virtuous growth
- Crypto payment channel solves international labor settlement obstacles, welcoming global members
Who can join the PublicAI ecosystem?
The PublicAI ecosystem includes various roles:
- Task publishers
- Workers
- Job reviewers
- Labeling guilds
- Approvers
- Councils
You can:
- Publish tasks via PublicAI in various service modes
- Join the labor force and complete tasks for payment
- Join as a labeling service provider (guild) to offer Pro services