Lona

Share what you know, shape what's next.

Lona is an exclusive network connecting top-tier domain experts with leading AI laboratories. Help train the reasoning of frontier models and earn for your expertise.

Apply to Join
  • Entry-level projects from $25/hr
  • Senior expert tasks up to $95/hr

The expert network behind frontier AI training data

Amazon
Anthropic
Microsoft
Moonvalley
All partners

Expert judgement at the center of frontier AI

Lona connects verified specialists with the labs building next-generation models. You bring depth in your field — we handle vetting, matching, and competitive pay.

Projects matched to real credentials

No generic crowdsourcing. Tasks align with your background — clinical review, legal reasoning, code evaluation, red-teaming, and more across 65+ domains.

Flexible by design, fair by default

Accept work when it fits your calendar. Every task ships with a clear brief and rate upfront — from $25/hr entry projects to senior work up to $95/hr.

How to join

Start in 4 simple steps

Most experts complete onboarding in under three weeks.

Tell us about your expertise

Share your background and the domains you can speak to with confidence. We use this to route you to the right projects.

Professional background

Required

Domain specialties

Required

Resume or LinkedIn

Optional

Start your application

Who you will work alongside

Lona isn't for clickworkers. We curate the top 1% of domain experts to build high-fidelity data for advanced reasoning models, medical LLMs, and agentic workflows.

  • Strict evaluation process
  • Direct impact on frontier models
  • Competitive industry compensation

Subject matter experts

Clinicians, engineers, attorneys

High priority

Coding instructors

Python, Rust, Full-Stack

Active

Linguists & editors

Translation, rewriting, logic

Trending

Active projects

A live look at what experts are working on right now.

  • Python Reasoning Optimization for Code-LLMs

    Verified expertise required • Standard consensus protocol

    up to $80/hr
    Hourly rate
    Apply

  • Medical Diagnosis Dataset Verification — Phase II

    Verified expertise required • Standard consensus protocol

    up to $95/hr
    Hourly rate
    Apply

  • FinTech Sentiment Analysis for High-Frequency Trading

    Verified expertise required • Standard consensus protocol

    up to $70/hr
    Hourly rate
    Apply

Frequently asked questions

Quick answers to the questions we hear most often.

  • Lona is an exclusive network connecting top-tier domain experts with leading AI laboratories. Our experts help evaluate, train, and refine the reasoning capabilities of next-generation foundation models.

  • See all frequently asked questions