Human feedback for AI applications

Develop enterprise AI applications faster. Get human feedback from 200k+ verified participants—in hours, not weeks.

The enterprise AI challenge

As enterprises integrate AI into their products and operations, teams face unique challenges balancing innovation with reliability. Finding specialized expertise, maintaining development velocity, and ensuring responsible AI practices have become critical success factors.

Finding the right expertise
Finding the right experts who understand both your industry and AI capabilities is increasingly difficult.
Speed and quality
Meeting accelerated product timelines while ensuring reliable AI outputs can create difficult tradeoffs.
Workflow integration
Jumping between tools to collect human feedback processes can be time-consuming.

The Domain Expert Network

Prolific connects you to 200,000+ active participants, including verified specialists across healthcare, law, STEM, and more.

Our API‑first platform removes the friction of traditional recruiting. So you get precise, high‑quality evaluations when you need them.

Key capabilities

Verified expertise
Access Domain Experts across industries, validated through robust screening and checks.
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Flexible integrations
Integrate with your annotation tool, or use our AI Task Builder to deploy evaluation tasks fast.
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Developer-friendly
Plug Prolific into your workflows with our API, built for technical teams with an intuitive interface.
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Complete control
Get full visibility from participant selection to final deliverables.

Quality data for AI products

01
Domain adaptation
Fine-tune and align foundation models for specific industries with expert feedback.
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02
Multilingual AI
Evaluate outputs across languages with native speakers and cultural context experts.
03
Content quality
Evaluate AI-generated content for factual accuracy, relevance, helpfulness, and more.
04
UX testing
Validate your AI features with real humans representative of your users.
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How fast-moving AI teams use Prolific

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

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.
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Shovels
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.
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Carnegie Mellon University
Research the future of work
By offering a user-friendly platform, pre-verified participants, and advanced screening options, Prolific enabled Asana to immediately customize their target audience with extreme precision.
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Ready to build better AI products?