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Prolific

Access high-quality human data for AI and research

Data AnalysisData ExtractionModel TrainingFreemiumOpen Source
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Prolific helps AI developers, researchers, and organizations collect high-quality human data for model training, evaluation, and research studies.

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Prolific Overview

What is Prolific?

A platform for collecting high-quality human data through surveys and studies, connecting researchers and AI teams with verified participants.

How to use Prolific?

Create a study on Prolific, define your participant criteria using Audience Finder, launch the study to collect responses, and download quality-controlled data for your AI models or research.

Core features of Prolific

  • Audience Finder for demographic targeting
  • Human Feedback API for developer integration
  • Prolific MCP for agent workflows
  • HUMAINE Leaderboard for model evaluation
  • Managed research services for enterprise
  • Verified participant pool for data quality

Target audience of Prolific

AI DevelopersResearchers

Use cases of Prolific

  • #1AI model alignment and preference tuning
  • #2Safety evaluations and benchmarking
  • #3Academic research studies
  • #4Consumer behavior research
  • #5Market research surveys

Prolific Details

Prolific is a data collection platform that connects researchers and AI teams with verified participants for high-quality human feedback. Users can create studies for AI alignment, preference tuning, safety evaluations, and academic research. The platform offers tools like Audience Finder to target specific demographics, managed services for enterprise needs, and developer APIs including Human Feedback API and Prolific MCP for integration. Trusted by organizations like Google, Stanford, and Hugging Face, it provides fast turnaround times while maintaining data quality standards.

Prolific Pricing

Pricing model
Freemium
Pricing URL
https://www.prolific.com/pricing

FAQ from Prolific

How much does Prolific cost?

Prolific offers flexible pricing based on study needs. Sign up for free to get started and view detailed pricing at prolific.com/pricing.

Who can participate in studies?

Anyone can join as a participant and get paid for taking studies with quick signup, flexible scheduling, and real payouts.

Prolific Website Traffic Analysis

Visit Over Time

Monthly Visits389.1K
Avg. Visit Duration00:42
Page per Visit1.45
Bounce Rate68.60%
Mar 2026 - May 2026 All Traffic

Geography

Top 5 Regions

📍United Kingdom
34.22%
📍United States
23.43%
📍Spain
3.76%
📍Germany
3.15%
📍Poland
2.55%
Mar 2026 - May 2026 Desktop Only

Traffic Sources

direct
52.35%
referrals
30.89%
socialOrganic
8.31%
searchOrganic
5.84%
mail
2.33%
genAi
0.22%
displayAds
0.06%
affiliate
0.00%
searchPaid
0.00%
socialPaid
0.00%
Mar 2026 - May 2026 Worldwide Desktop Only

Top Keywords

KeywordTrafficCost Per Click
prolific499.7K$ 1.60
pro lific16.1K$ 0.93
prolific login13.3K$ 2.81
profilic11.3K$ 2.19
prolific.co330--

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