




AI improves when experts teach it. Share your knowledge and expertise and shape next-gen models from anywhere, in your language, at the pace that fits your lifestyle.

Apply your expertise, at your own pace, contribute to global innovation.

Projects that use your domain expertise and range from labeling and rating outputs to writing domain tests and safety checks. Your reasoning lifts quality.

Law, STEM, coding, safety, linguistics and more. Apply today and receive invitations as projects become available.
Meridial is an expert contractor marketplace powered by Invisible Technologies. We connect domain experts, in law, STEM, finance, coding, linguistics, safety, and other fields, with AI training projects that require specialized human knowledge and judgment.
Your profile is reviewed against current project needs. If there's a potential match, we'll contact you with next steps. If there isn't a current match, your profile remains in our network for future opportunities. We don't have a fixed timeline for review, as it depends on project demand.
Browse available projects on our Projects page and submit your interest for those that match your expertise. If your skillset aligns with current or upcoming project needs, we'll be in touch with next steps.
Read from experts across the globe who engage with Meridial.