Easily find vetted research participants and AI taskers at scale

To deliver high-quality human-powered datasets – in less than 2 hours.
Trusted by over 3000 world-renowned organisations
Standford University
Google
Cancer Research UK
University of Oxford
Unmind

An unrivalled participant pool.

Your data is only as good as the people behind it. Our pool has 120,000+ active participants who are fully vetted and verified, so you know they’re real, unique, and AI-free.

Verified with Onfido’s bank-grade ID checks.
Ongoing checks to identify bots and bad actors.
No AI participants – now or ever.

Data quality you can depend on.

Our algorithms continuously monitor and manage the pool with 25 different checks so the quality of responses stays high. Participants are properly rewarded and highly engaged so you get rich, accurate, and comprehensive responses.

Regular manual and algorithmic quality checks.

120k active, reliable, and engaged participants.

Rich, reliable, and comprehensive responses.

Regular manual and algorithmic quality checks.

120k active, reliable, and engaged participants.

Rich, reliable, and comprehensive responses.

Start quickly – and scale fast.

Our platform is self-serve and designed for ease of use. Move effortlessly from one-off or niche panels, to fully-automated AI training at scale – powered by our API.

Get set up in just 15 minutes.
Complete data sets in just 2 hours on average.
Scale and automate everything with our API.

Start now and see results in minutes

It’s fast and free to set up an account. Explore our participants and view 
our transparent, response-based costs before committing to anything.
For Academic Research

Run academic research with confidence

AI Training & Evaluation

Get high-quality human-powered data for AI

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Research & Development

Develop products based on the best possible data

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Market Research

Quickly scale market research
with our easy-to-learn platform

Contribute to world‑changing research.

Join our participants waitlist
120k+

Take control with your favourite tools

Create surveys, experiments, and tasks using your favourite tools. Simply connect your tools with a link or integrate via API. Then manage data, message participants, refine studies, and collaborate.

Find, filter, and re-use the right participants

Find the right participants from the start. Use our 300+ filters to create custom, diverse or representative groups from our large, diverse pool. Once they’ve responded, you can message, group, and re-target them again.

Create rich, balanced, and bias-free datasets.

Select representative samples in the US and UK.

Create rich, balanced, and bias-free datasets.

Select representative samples in the US and UK.

Flexible study design – with advanced support

Prolific allows for highly flexible project design, with support for text, imagery, voice, or interaction. This support projects ranging from A/B tests to recurring, time-sensitive, and multi-part projects; or multi-modal AI learning.

Design tasks using text, imagery, voice, or interaction.
Organise your workspace and projects and add unlimited collaborators.
Get support from our expert team as soon as you need it.
Our Mission

We’re making diverse, high-quality data available to anyone, anywhere.

Prolific was created by researchers, for researchers. Our rigorous and ethical approach means we deliver higher data quality for online behavioural research than all our competitors.

About Prolific

Trusted for 9 years by leading academics, researchers, and organisations

I'd recommend Prolific to anyone looking to quickly gather high-quality data, especially if they need to recruit specific kinds of participant. I honestly don't think my research would have been possible without Prolific.

Alexander Robertson, Researcher, Google

Most Amazon Mechanical Turk workers might respond with a comma-delaminated list of like four words. Prolific participants were writing in full sentences and fully describing things. It just makes for much more impactful work.

Shaun Wallace, PhD, Brown.edu

Prolific has helped us obtain high-quality feedback from native speakers in a targeted, efficient and ethical manner. Prolific has formed the backbone of our research evaluation framework, helping us provide metrics to demonstrate the success of our research both in international conference publications as well as for internal reporting.

Papercup.com - Premium AI Dubbing

Put Prolific to the test. Today.

Getting started is simple. With no contract or subscription – just a transparent service fee for each completed response.

If you are a research participant or have questions about becoming one, please visit our participants page.

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