Validate your AI models with real-world testing

Ensure optimal performance, safety, and fair AI outcomes with Prolific's diverse pool of 200,000+ taskers.

Trusted by leading names in AI

Model evaluation
Assess your AI model's performance using real-world data and user feedback.
Safety and bias mitigation
Ensure your AI models are safer, less biased, and factually accurate with real-world evaluations.
Stress-testing models
Strengthen your AI models by simulating adversarial scenarios to uncover vulnerabilities.

Scalable and flexible evaluation

Link to custom evaluation tasks that simulate real-world and
adversarial conditions.

Integrate your own tools with Prolific’s no-code and API
integrations.

Whether you're working on natural language processing, 
voice AI, or large language models, we've got you covered.

Find who you want -  quickly

Engage with 200,000+ taskers across the globe
to test your model in diverse settings.

Use 300+ filters to find taskers from specific backgrounds to stress test your models or identify
biases.

Unmatched data quality

Source diverse, real people from our pool, carefully curated with onboarding and quality monitoring processes.

Get richer feedback on your models from taskers who consistently deliver thoughtful and accurate responses.

No setup cost or subscription

Sign up and start getting human eval for AI in minutes

Sign up and link your tool
Get started for free. Create a study in minutes. Seamlessly integrate your data collection tool.
Find your taskers
Find the ideal taskers for your study using 300+ filters, including those proficient in AI tasks.
Add funds
Add funds to your workspace using a credit/debit card or a bank transfer.
Publish and see results
Publish your task and start gathering data in minutes.

Need more support?

If you're looking for support or advice, our in-house experts can help you manage your data collection projects.

Features

Evaluate your models more easily with Prolific’s features

Key platform features to help you gather varied types of human feedback from diverse or niche audiences.

Multiple interaction types
Prolific can integrate with 60+ tools, including your custom tool, so you capture feedback from multiple interaction types.
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Audience filters
Use 300+ audience filters to select annotators with specific skills or backgrounds relevant to your project.
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Participant groups
Work repeatedly with your best-performing taskers by saving participant groups to reuse across projects.
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Transparent pricing
Flat platform fee on top of participant fees that are paid directly to the annotators.
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Seamless integration options
Use our UI or API depending on your needs and project size.
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Support
Engage with our in-house experts to tailor our solutions to your needs.
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Don’t learn new tools. Use the ones you know.

Prolific works seamlessly with all your usual toolsjust add a link or integrate via our API.

View all integrations
Trusted by researchers, AI/ML developers, and leading organizations across industries

How fast-moving AI teams use Prolific

Data labeling
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.
Read more
Shovels
Datasets
Text-to-image AI models
Prolific’s streamlined participant management process meant the researchers could achieve a high level of engagement and satisfaction among participants. This was necessary for obtaining high-quality data.
Read more
Carnegie Mellon University
Market research
Research the future of work
By offering a user-friendly platform, pre-vetted participants, and advanced screening options, Prolific enabled Asana to immediately customize their target audience with extreme precision.
Read more

Get quality human data for your AI now

Sign up and gather diverse data to evaluate your AI models.