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Your data is only as good as the people behind it. Capture diverse, reliable insights with our 200,000+ verified and fairly treated global crowd.

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Trusted by researchers at thousands of organizations

Authentic human feedback

Our crowd is 100% human, carefully recruited, and thoroughly verified for quality and authenticity. No bots, no fake identities, and no AI—just real human feedback, every time.

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Sourced and verified by Prolific

We don’t outsource our most important asset: people. Our crowd is fully ours, and we never share or rely on other panels. While competitors claim 'millions' of respondents, our 200,000+ participants are active and ready to deliver responses in minutes.

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Gold standard for ethical practices

Prolific sets the gold standard for crowdsourced research by treating participants fairly, ensuring diversity, and prioritizing ethical practices. Our participant payments are effort-based with a minimum rate of $8.00/£6.00 per hour, guaranteeing fair compensation. We deliver fully auditable, bias-mitigated, and bot-free data that meets the highest standards.

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Unlock rich and accurate insights from 200,000+ verified participants

Get instant access to highly engaged, reliable respondents from a global, multilingual pool. With Prolific, you’ll get fast, precise, and actionable data every time.

Global language proficiency

Collect rich and multicultural insights from a global crowd with a presence in over 38 countries, and proficiency in over 80 languages.

Diverse preferences, interests, and skills

Find participants by their real-world behaviors, beliefs, interests, and other unique characteristics. Filter for any combination of attributes, from vaccinated voters to ambidextrous polyglots with pet fish.

Subject matter experts

Get insights from domain experts in fields like law, healthcare, computer science, math, and more. Filter by leadership roles, work experience, or education to get the specialized insights you need.

High-quality responses, every time

Our participants are renowned for their detailed, thoughtful free-text responses and creative input. Whether it’s text, voice, video, images, or interaction-driven feedback, you’ll receive top-tier data to help you iterate faster and launch ahead of the competition.

Protocol data quality

Run research faster with Prolific

Our proprietary Protocol algorithm performs 47+ rigorous checks, instantly detecting and eliminating bots, bad actors, and low-quality respondents—ensuring only top-tier participants engage with your tasks.

Bot detection

IP duplication

Researcher feedback

Attention checks

Honesty checks

ID checks

Features & capabilities

300+ audience filters

Our 300+ filters allow you to create custom, diverse, or representative groups from our crowd. You can also add custom screeners to your studies or invite your own network to participate. We always show up front how many participants match your criteria, ensuring efficient use of your budget.

Built in tools for participant re-engagement

We offer built-in tools to save and re-invite the same participants to your research. You can organize participants into different, easily accessible groups, or use our messaging system for tight feedback loops. Perfect for longitudinal studies or AI development.

Comprehensive audience sampling

Run research with representative samples in the US and UK, or use our quota sampling feature to ensure your sample represents the key traits in the wider population.

How our customers use Prolific

Trusted by researchers, AI/ML developers, and leading organizations in academia and across industries.

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Research the future of work

By offering a user-friendly platform, pre-verified participants, and advanced screening options, Prolific enabled Asana to immediately customize their target audience with extreme precision.

High-skilled annotators

Shovels used Prolific to find high-skilled, specialist participants to label building permits. These labels form the basis of quality datasets that become a baseline for the accuracy of their AI model.

Text-to-image AI models

Prolific’s streamlined participant management process meant researchers could achieve a high level of engagement and satisfaction among participants. This was necessary for obtaining high-quality data.

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There’s no set-up cost. Just pay each participant for their response, plus Prolific’s platform fee on top.

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