Prolific

Prolific is a Data & Analytics tool that connects researchers and AI developers with verified participants for high-quality human data collection. It offers instant access to participants and flexible data collection options, including managed services.

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At a glance

Pricing

Paid · Usage-based · Custom

Free tier

API

Yes

Skill level

Mixed

About

What is Prolific?

Prolific is a comprehensive platform designed to help AI developers, researchers, and organizations collect high-quality human data efficiently. It provides access to a large pool of verified participants for various tasks, including AI evaluation and training, preference tuning, safety evaluations, and academic research. The platform offers both a self-service option for rapid, self-directed access to participants with extensive audience filters and custom screening, as well as expert-led managed services for complex data collection needs. Prolific emphasizes data quality through its Protocol AI-powered monitoring system and offers transparent pay-as-you-go pricing, with options for custom quotes for managed services. It integrates with most data collection tools via URL and offers API access for scaling projects.

Best used for

Ideal for AI developers and researchers who need to collect high-quality human data for AI evaluation, training, and academic studies. Especially valuable for those requiring representative populations, custom screening, and robust quality assurance to ensure reliable feedback and defensible benchmarks.

Common actions

collect human data

evaluate AI models

conduct research studies

gather human feedback

train AI models

Capabilities

Key features

200,000+ active participants
300+ audience filters
Custom screening
API access
Managed services
AI-powered quality monitoring
Direct participant messaging

Target Audience

developerdata scientistprofessorresearcher

Integrations

Not yet documented

Pricing & Plans

Paid · Usage-based · Custom

Not publicly disclosed. Check prolific.com for current pricing.

FAQs

What is the pricing structure for Prolific's platform?

For the self-service platform, Prolific uses a pay-as-you-go model. You set the participant reward, and a platform fee is added. This fee is typically 42.8% for corporate customers and a discounted 33.3% for academic or non-profit customers, with no monthly fees or subscriptions required.

How does Prolific ensure data quality and participant authenticity?

Prolific maintains data quality through a strict entry bar and continuous monitoring. Their AI-powered system, Protocol, performs over 40 checks to verify participant identity during onboarding and analyzes behavioral data to ensure only verified individuals contribute, allowing users to reject negligent submissions.

Can Prolific integrate with existing data collection tools?

Yes, Prolific is designed to integrate seamlessly with most data collection tools, including survey platforms, annotation tools, and user research software. You can connect your tools using a simple URL, and for complex needs, API access is available to scale projects efficiently.

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