Prolific
Platform connecting AI developers, researchers, and organizations with vetted participants for high-quality human data collection in AI training and behavioral research.
PaidData & Analytics
Platform connecting AI developers, researchers, and organizations with vetted participants for high-quality human data collection in AI training and behavioral research.
- Pricing
- Paid
- Best for
- AI developers
Platform connecting AI developers, researchers, and organizations with vetted participants for high-quality human data collection in AI training and behavioral research.
About Prolific
Prolific is a platform that connects researchers, AI developers, and product teams with verified participants to collect high-quality human data quickly for training AI models, evaluation, and behavioral research. It provides access to over 200,000 active participants who are vetted, engaged, and fairly paid for trustworthy results. Users can choose pay-as-you-go self-service or managed services for expert-led data collection.
Key Features
300+ audience filters
Representative and quota samples
Custom screening
API and no-code integrations
AI Taskers and Domain Experts
Unlimited users and workspaces
Direct participant messaging
Human feedback from representative populations - for preference tuning, safety evals, and benchmarks you can defend.
Reach breakthroughs faster with insights from verified participants
Unlimited users
Workspaces
Best For & Use Cases
Best for
- • AI developers
- • Researchers
- • Product teams
- • Academics
- • Organizations
Common use cases
- • Evaluate and train AI models with human feedback
- • Accelerate behavioral research
- • Collect preference tuning and safety evaluation data
- • Run longitudinal or specialized studies
- • Source domain experts for complex tasks
Pricing
Prolific Pricing
Compare the public plan structure, billing cadence, and included capabilities at a glance.
Paid2 public plans
Plan
Platform
Pay as you go
No monthly fees
- 200,000+ active participants
- AI Taskers and Domain Experts
FAQ
Prolific helps you collect high-quality human data to power AI development and research. Whether you're developing AI models and products, gathering behavioral insights, or conducting market research, we connect you with verified participants who match your exact needs.
We help you collect quality data and human feedback faster and more reliably than alternatives. Our platform combines instant access to verified participants, transparent pricing, and flexible expertise to match your needs.
We manage quality by maintaining a bar for entry and participation on our platform. We have 200,000+ active participants on the platform, with over a million on the waitlist. Protocol, our AI-powered quality monitoring system, runs 40+ checks to verify identity during onboarding and analyze behavioral data.
Yes. Prolific integrates seamlessly with most data collection tools, including survey platforms, annotation tools, and user research software.
Platform: Get immediate access to our full platform and verified participant network. Managed services: End-to-end project support from our expert team.
Platform: You pay a participant reward that you set, plus a platform fee. Managed services: Pricing is customized based on your project scope and requirements.
For pay-as-you-go pricing, our platform fee is usually 42.8% for corporate customers, and a discounted 33.3% for academic or non-profit customers.
Typically, we recommend you pay participants at least £9.00 / $12.00 per hour, while the minimum pay allowed is £6.00 / $8.00 per hour.
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