Definitive human data to deliver world-leading research and AI

Conduct research or train the next generation of AI. With data sets and tasks completed in just 2 hours by our vetted participant pool.
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Trusted by over 3000 world-renowned organisations
Academic Research

Run research with confidence based on the highest-quality data

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AI Training and Evaluation

Get high-quality human data to train the next generation of AI

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3 mins
A study is launched every 3 mins
Active, vetted participants
Researchers use Prolific
Participants from 38 countries
2 hours
To complete average data set

Gather reliable responses from our vetted participant pool

Our proprietary pool is vetted and closely-managed, to give you access to 120,000+ real, active and engaged participants at any time.
Fully vetted, verified and bot-free pools
Participants are verified with Onfido’s bank-grade ID checks, so you know they’re real and that no two respondents are the same.
Fast responses, fairly compensated
Fair pay and ethical treatment means you get honest and accurate data in hours – from people who are rewarded properly.
Data quality you can depend on
We monitor and improve the quality of our participant pool, and reject those with consistently poor responses.

Find and filter the right participants

Find the right participants from the start. Use our 300+ filters to create custom or representative groups from our large, diverse pool. Once they’ve responded, you can message and re-target them again.
Create diverse data-sets
A diverse participant pool gives you a rich and balanced dataset that’s less prone to bias.
Choose representative samples
Choose representative samples to distribute your survey across sex, age and ethnicity in the US and UK.
Re-contact and re-use participants
Easily find and follow-up with the respondents from your studies who fit your criteria, or who provide the richest responses.

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.
Explore integrations
Add unlimited collaborators
Add collaborators, assign administrators and create new workspaces at the touch of a button.
Save time and automate with open-source APIs
Our open source API lets you automate repetitive tasks - like approving submissions, messaging participants and paying bulk bonuses.
Get support as soon as you need it
Answer questions quickly with our dedicated help centre and friendly and expert support team.

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.
Want to participate in world-changing research?
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We are making high-quality, trusted data available to everyone

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.
Trusted for 9 years by leading academics, researchers and institutions
“We are really enjoying using Prolific. It has been so much better for us than MTurk.”
Mike Hinds, Green Market 
Mechanism Designs
“Prolific participants write in full sentences and fully describe things. It’s a gold mine of data and such valuable feedback.”
Shaun Wallace
Brown University
“I love being in charge of incentivizing my studies. Prolific makes budgeting accessible, convenient, and easy.”
Cara Wanamaker 

Put Prolific to the test. Today.

Getting started is simple. With no contract or subscription, – just a transparent service fee for each completed response.
Get started in 15 minutes.
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