Human evaluation for domain-specific AI

Develop specialized AI models faster with expert feedback from 200k+ verified participants.

The domain expertise challenge

Evaluating domain‑specific AI takes deep subject knowledge. However, sourcing qualified experts for niche domains is easier said than done. This creates bottlenecks when developing specialized AI applications.

Domain knowledge gaps

Finding experts to improve today’s models is getting tougher, as AI tackles more complex domains.

Quality challenges

To ensure consistent quality, you need robust verification processes that are hard to set up.

Cost-effective operations

Traditional recruitment methods, or using internal experts, can be expensive and take time to scale.

The Domain Expert network

Prolific connects you to 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.

Learn more

Speed and scale

See results in days, not weeks. Scale up or down as your project evolves.

Developer-friendly

Plug Prolific into your workflows with our API, built for technical teams with an intuitive interface.

Learn more

Complete control

Get full visibility from participant selection to final deliverables.

Quality data across your development lifecycle

Domain adaptation

Fine-tune and align foundation models for specific industries with expert feedback.

Multilingual AI

Evaluate outputs across languages with native speakers and cultural context experts.

Technical verification

Validate accuracy with specialists across programming, science, engineering, and mathematics.

Specialized evaluation

Assess model outputs with feedback from subject matter experts in healthcare, finance, law, and more.

How fast-moving AI teams use Prolific

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

Speak with Sales

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.

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.

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.

Build foundational models faster

Talk to an expert

Get started for free