




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.
"Engaging with a broad spectrum of projects has allowed me to apply my diverse skills and expertise and has been a rewarding experience."
"My engagements with Meridial have allowed me to take on projects that align with my motivation and utilize my expertise."
"Meridial's platform allows me to structure my day efficiently, balancing personal and professional commitments."
"The flexibility of project-based tasks on the Meridial platform has allowed me to better manage my professional and personal priorities, selecting engagements that fit my schedule."
"I get to challenge myself and learn new things, while being able to get my son off to school every morning and be present for family and friends."
"My background in STEM and fiction writing allows me to bring both analytical precision and creative insight to my projects."
"I balance my time between studying for the GRE, making music, doing occasional counseling, and training AI models through Meridial."
"It's nice to have this opportunity of being involved in many sectors of the human process for AI training, and Meridial provides that flexibility to all experts."