Find specialist AI contributors across Europe.
ExpertSet connects AI teams with pre-vetted multilingual and domain expert talent for evaluation and model improvement.
Why ExpertSet
Built for AI teams that need quality, speed, and structured human intelligence.
Pre-Vetted Contributors
Every contributor is individually reviewed by our team. Access verified profiles, relevant backgrounds, and contributors matched to your requirements.
European Coverage
Source contributors across the EU and UK with timezone overlap, regional context, and multilingual fluency for real-world evaluation.
Specialist Expertise
Access domain experts in law, healthcare, finance, science, engineering, education, policy, and other knowledge-intensive fields.
Fast Deployment
Move from project brief to qualified contributors in days, not weeks.
Flexible Engagement
Run short-term evaluations, fixed-scope projects, or ongoing contributor programs based on your workflow.
Higher Signal Quality
Avoid anonymous crowd marketplaces and access a curated contributor network built for AI evaluation work.
Project Types We Support
Structured human intelligence across the AI development lifecycle.
Model Evaluation
Assess reasoning quality, factual accuracy, reliability, and response usefulness across real-world scenarios.
Preference Feedback
Collect structured human judgments that improve model behavior, ranking, and alignment.
Multilingual Evaluation
Evaluate performance across European languages, dialects, and culturally specific user contexts.
Regional Localization
Test AI systems against local regulations, institutions, markets, and country-specific expectations.
Specialist Review
Validate outputs with expert contributors in high-stakes and knowledge-intensive domains.
Agent Evaluation
Test autonomous AI systems across complex workflows, decision chains, and multi-step tasks.
Coding Evaluation
Assess code quality, correctness, architecture, and developer-facing AI performance.
Data Quality Review
Review, validate, and improve datasets used for training, evaluation, and benchmarking.
How It Works
From project brief to contributor deployment.
Tell Us What You Need
Share your evaluation goals, expertise requirements, languages, contributor profile, and timeline.
We Source the Right Contributors
ExpertSet identifies and matches qualified contributors from our European network.
Review and Select
Review matched profiles, assess relevant backgrounds, and approve the contributors that fit your project.
Launch Your Project
Onboard contributors and begin structured evaluation, localization, or specialist review work.
Built for How AI Teams Actually Work
AI evaluation requires more than generic task marketplaces.
ExpertSet gives AI teams access to multilingual contributors, specialist expertise, and scalable human intelligence designed for modern model development workflows.
Ready to Scale Human Evaluation?
Whether you need multilingual evaluation, domain expertise, or flexible contributor capacity, ExpertSet helps AI teams source the right humans faster.