17 AI-training platforms we have reviewed
We have reviewed 17 AI-training platforms in depth: what each one is, its pay where we have verified it, who can apply, including from Canada, and how to apply. Every review is dated, links its sources and says what we could not verify, and each card below links to the full review.
Last verified by the CredentialWork team
Some links are referral links; we may earn a fee if you're hired. It doesn't change your pay.
-
Mercor
LegitProjects can end early
Legit and pays weekly, but projects can end early.
- Pay
- US$30 to 250/hrVerified
- Fields
- Law, Medicine, STEM
- How to apply
- It starts with a profile and a short AI interview. You upload a resume, then an AI interviewer asks role-specific questions for about 20 minutes. A free practice interview doesn't count.
-
micro1
Unverified
Most open doctor and lawyer roles in our count. We haven't finished our review yet.
- Pay
- See profile
- Fields
- Law, Medicine
- How to apply
- It starts with a job post. You apply to a specific role on micro1's jobs board. Many doctor posts say US only, and many lawyer posts ask for bar admission in a US jurisdiction.
-
Outlier
Run by Scale AI. We haven't finished our review yet.
- Pay
- Up to US$150/hrVerified
- Fields
- STEM, Software
- How to apply
- It starts with an account and your documents. You need a valid ID and mobile phone from your country of residence, a current resume and a LinkedIn profile.
-
Handshake AI
US-based contributors only
A real programme run by Handshake, the career network, with published rates and weekly pay, but it is US-only and some contractors report withheld pay. We haven't finished our review.
- Pay
- US$17 to 125/hrVerified
- Fields
- Law, Medicine
- How to apply
- Create your account. Sign up on joinhandshake.com, add your profile and resume, confirm your email (and verify your phone if your account is not from a school). You upload a government ID through Persona, its identity partner.
-
DataAnnotation
Published starting rates and a known operator, plus an open lawsuit. We haven't finished our review.
- Pay
- US$25 to 150+/hr (starting rates)Verified
- Fields
- Law, Finance, Medicine, STEM, Software, Language
- How to apply
- Pick a track and take its Starter Assessment. General assessments take about an hour; specialist ones such as law, finance or medicine take one to two hours. You can take the Starter Assessment only once, so read the instructions carefully.
-
Terac
Unverified
A real, funded expert panel with clear payout rules, but many applicants report being screened out of studies. We haven't finished our review.
- Pay
- See profile
- Fields
- Not checked yet
- How to apply
- Create your account. You sign in with LinkedIn or another provider; there is no password. Verify your phone number, the one required step, then connect LinkedIn or add a resume. An optional onboarding interview with Sophia, its AI assistant, takes about 10 minutes.
-
Alignerr
Unverified
A real expert network run by Labelbox, but it faces a wage class action and unanswered BBB complaints. We haven't finished our review.
- Pay
- See profile
- Fields
- Not checked yet
- How to apply
- Build your profile. You create an account and add your resume. You can opt in or out of Alignerr Connect, which it says offers extra work directly with AI labs.
-
SME Careers
Unverified
A real expert network from SuperAnnotate with unusually detailed public rules, but passing onboarding doesn't guarantee any work. We haven't finished our review.
- Pay
- See profile
- Fields
- Medicine
- How to apply
- Create an account and apply. You sign up with your email, fill in the data trainer form (country, education, languages, skills and, for most applicants, the hourly rate you expect) and upload a PDF CV. Your country must be one Deel supports.
-
Mindrift
A real platform from Toloka that publishes its pay, but work comes and goes and rejected tasks are unpaid. We haven't finished our review.
- Pay
- US$15 to 100+/hrVerified
- Fields
- Law, STEM, Software, Language
- How to apply
- Pick an opportunity and apply with your CV. Specialized projects are open to experts in a field; you apply with an up-to-date CV. There is also an all-access route with simpler, lower-paid tasks that needs no expertise.
-
Turing
Unverified
A large, funded AI-training company with public hiring steps, but reviews can take weeks and we can't show its pay. We haven't finished our review.
- Pay
- See profile
- Fields
- Law
- How to apply
- Create an account and apply. You sign up with your country of residence (residents of mainland China cannot register) and apply to roles on its jobs portal with a short form.
-
AfterQuery
Unverified
A funded AI-data company with clear onboarding and weekly pay, but only approved work is paid and workers report long reviews. We haven't finished our review.
- Pay
- See profile
- Fields
- Language
- How to apply
- Apply on the expert portal. You sign in with Google (there is no separate password) and apply on experts.afterquery.com. One account per person: each email address and identity can be used once.
-
Invisible (Meridial)
Unverified
A long-running, funded AI-training company that pays per project, but it watches your screen during tasks and workers report payout problems. We haven't finished our review.
- Pay
- See profile
- Fields
- Law, Finance, Medicine, STEM, Software, Language
- How to apply
- Create a profile. You join the Meridial network on meridial.ai, fill in your skills and complete a short confirmation step. A camera is needed to confirm your identity, and you need a computer with 8 GB of RAM and a stable connection.
-
Snorkel Expert Community
Unverified
A well-funded AI data company that pays experts per project, but workers report rejected work going unpaid, and it is open only to some U.S. contractors. We haven't finished our review.
- Pay
- See profile
- Fields
- STEM
- How to apply
- Apply. You apply through the Expert Community page on snorkel.ai and describe your background. Most fields look for a master's or doctoral degree; for coding, hands-on engineering experience counts more than a degree.
-
xAI AI Tutor
Unverified
Real, temporary AI-training roles at a frontier AI lab, but x.ai publishes no pay rate and tutor teams have been cut and monitored closely. We haven't finished our review.
- Pay
- See profile
- Fields
- Law, Language
- How to apply
- Find a tutor role. AI Tutor roles appear on x.ai's Open Roles page under its human data, post-training, STEM, vision and legal teams. On 2026-11-01 it listed 22, all temporary and remote.
-
OneForma
UnverifiedRate shown before accepting
An established Centific platform with a public pay process and free sign-up, but rates vary by project and workers report missing payments. We haven't finished our review.
- Pay
- See profile
- Fields
- Not checked yet
- How to apply
- Create a profile. You sign up free on oneforma.com and list your background, languages and fields. For specialist projects (medical, legal and similar) OneForma may ask for proof of qualifications.
-
Prolific
Studies, not expert roles
A long-running research and AI-data platform with published minimum pay and payout rules, but entry is by waitlist and each study sets its own reward. We haven't finished our review.
- Pay
- US$8/hr minimumVerified
- Fields
- Not checked yet
- How to apply
- Join the waitlist. You sign up in a few minutes with basic details. Prolific invites people based on what researchers need, so some are invited within hours and others wait months.
-
Ethos
Unverified
A company registered in England and Wales that connects experts with clients and confirms each project's rate in writing before it starts. We haven't finished our review.
- Pay
- See profile
- Fields
- Not checked yet
- How to apply
- Create an Expert account. Ethos connects experts with clients for projects. Its terms say AI tools help identify, screen and match experts for projects.