English
Other Non-AI — Other

prolific.co

Platform for collecting high-quality human data for AI training and research studies from verified participants

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prolific.co
Verified Free tier ~1.8k monthly visits
What is it Platform for collecting high-quality human data for AI training and research studies from verified participants
Pricing Freemium
Free tier Yes
Platform Web Application
Best for Collecting human feedback for AI model training, Conducting academic behavioral studies
Domain registered 2010

Data updated Sept. 19, 2026

What does prolific.co do?

Prolific is a specialized platform that connects researchers and AI developers with verified human participants for data collection. It allows users to create studies, surveys, and data collection tasks that are completed by real people who meet specific demographic criteria. The platform handles participant recruitment, payment distribution, and quality control, ensuring researchers get reliable human-generated data for their projects.

The platform stands out through its rigorous participant vetting process, with over 120,000 carefully screened participants available worldwide. It offers precise demographic targeting, automated quality checks, and ethical compensation standards. Researchers can quickly launch studies and receive results within hours rather than weeks, with built-in tools for data validation and participant management.

Prolific primarily serves AI/ML developers needing human feedback for model training, academic researchers conducting behavioral studies, and organizations requiring human validation data. Common use cases include AI model testing, academic research studies, market research, product testing, and gathering human feedback for machine learning systems.

Other Non-AI — Other
#ai training data#behavioral-research#data validation#human-data-collection#participant recruitment#research platform#survey tool

Key features

What makes it stand out
01
Access to 120,000+ pre-screened human participants worldwide
02
Precise demographic targeting for specific research needs
03
Automated quality checks and data validation tools
04
Ethical participant compensation and payment processing
05
Quick turnaround with results typically available within hours

Who is prolific.co for?

Who benefits most from this tool
Collecting human feedback for AI model training
Conducting academic behavioral studies
Running market research and product testing

Pricing

Free tier available — start without a credit card

Platform

Custom
  • 42.8 platform fee percent
  • 33.3 academic discount percent
  • 200,000+ active participants
  • AI Taskers and Domain Experts
  • 300+ audience filters
  • Representative and quota samples
  • Custom screening
  • API and no-code integrations
  • Unlimited users
  • Workspaces
  • Direct participant messaging
  • Email support

Managed services

Custom
  • Complete datasets
  • Expert curation and verification
  • Custom sourcing campaigns
  • Participant training and onboarding
  • Ongoing pool optimization
  • Multi-stage quality assurance
  • Dedicated project team
  • Shared Slack channels
  • Data analysis and reporting

Trust & presence

Domain Domain registered 2010

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