AI Trainer Platforms: Where to Apply After You Prepare

Platforms differ on eligibility, onboarding speed, domains, pay ranges, and task supply. This page stays deliberately cautious: verify current requirements before applying, and treat every pay range as variable by platform, domain, location, and task.

NowTrainAI is not affiliated with or endorsed by these platforms. Mercor is currently our live referral option and is labeled inline; placeholder platform links are shown as inactive rather than referral links.

Platform comparison

Mercor entries are grouped by domain and use direct labeled outbound referral links when configured. DataAnnotation, Outlier, and other platform options remain listed for comparison; inactive application paths are clearly marked and do not use referral labeling.

PlatformLink statusDomainsCountriesPayOnboardingApply
Mercor opportunities — current live referral route
Mercor — Medicine
Specialist AI-training track for medical and health-domain evaluation tasks when available.
Current live referral optionmedicalEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Medical-specialist projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.Days to several weeks
Mercor — Law
Specialist AI-training track for legal reasoning, caveats, and jurisdiction-aware review when available.
Current live referral optionlegalEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Legal-specialist projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.Days to several weeks
Mercor — Software Engineering
Specialist AI-training track for code review, debugging, and software-engineering evaluation when available.
Current live referral optioncodingEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Software-engineering projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.Days to several weeks
Mercor — Data Analysis
Specialist AI-training track for statistics, SQL, spreadsheet, and chart-reasoning evaluation when available.
Current live referral optiondata-analysisEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Data-analysis projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.Days to several weeks
Mercor — Finance
Specialist AI-training track for finance, accounting, valuation, and investment-reasoning review when available.
Current live referral optionfinanceEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Finance-specialist projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.Days to several weeks
Mercor — Business Operations
AI-training track for operations, process, customer-support, and business-workflow evaluation when available.
Current live referral optiongeneralist, writing, data-analysisEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Business-operations projects vary by project, location, credentials, and task and are not assured.Days to several weeks
Mercor — Life, Physical, and Social Science
Specialist AI-training track for science-domain reasoning and evidence review when available.
Current live referral optionmath, medical, data-analysisEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Science-specialist projects vary by project, location, credentials, and task and are not assured.Days to several weeks
Mercor — Other Engineering
Specialist AI-training track for non-software engineering judgment and technical review when available.
Current live referral optionmath, gis, data-analysisEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Engineering projects vary by project, location, credentials, and task and are not assured.Days to several weeks
Mercor — Art and Design
Specialist AI-training track for visual, design, creative, and critique tasks when available.
Current live referral optionwriting, generalistEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Art-and-design projects vary by project, location, credentials, and task and are not assured.Days to several weeks
Mercor — Language and Audio
Specialist AI-training track for translation, multilingual, speech, and audio-language evaluation when available.
Current live referral optionlanguage, writingEligibility varies by role, location, credentials, language, and current Mercor requirements. Verify before applying.Language and audio projects vary by project, location, credentials, language, and task and are not assured.Days to several weeks
Mercor — Miscellaneous
General AI-training track for miscellaneous evaluation projects when a closer specialist track is not available.
Current live referral optiongeneralist, writingEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Miscellaneous projects vary by project, location, credentials, and task and are not assured.Days to several weeks
Mercor — Humanities
Specialist AI-training track for humanities, writing, research, and critique tasks when available.
Current live referral optionwriting, generalist, languageEligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.Humanities projects vary by project, location, credentials, and task and are not assured.Days to several weeks
Comparison-only platforms — application links not live yet
DataAnnotation
Broad AI-training platform with writing, generalist, coding, and specialist evaluation tasks when available.
Application link not live yetwriting, coding, math, generalist, data-analysisCountry eligibility and project availability change. Confirm directly before spending time on an assessment.Ranges vary by project, domain, location, and task; posted rates are not assured hours or task supply.Varies

This application link isn’t live yet. Compare current options on the AI trainer platforms page, or prep from the study-guide index.

Outlier
AI-training platform with generalist and specialist projects that vary by current demand and eligibility.
Application link not live yetwriting, coding, math, generalist, language, finance, medical, legalEligibility varies by project, country, and credential requirements. Confirm current rules directly.Ranges vary by project, domain, location, and task; posted rates are not assured hours or task supply.Varies

This application link isn’t live yet. Compare current options on the AI trainer platforms page, or prep from the study-guide index.

Mercor — Medicine

Specialist AI-training track for medical and health-domain evaluation tasks when available.

Status: Current live referral option

Domains
medical
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Medical-specialist projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Law

Specialist AI-training track for legal reasoning, caveats, and jurisdiction-aware review when available.

Status: Current live referral option

Domains
legal
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Legal-specialist projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Software Engineering

Specialist AI-training track for code review, debugging, and software-engineering evaluation when available.

Status: Current live referral option

Domains
coding
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Software-engineering projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Data Analysis

Specialist AI-training track for statistics, SQL, spreadsheet, and chart-reasoning evaluation when available.

Status: Current live referral option

Domains
data-analysis
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Data-analysis projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Finance

Specialist AI-training track for finance, accounting, valuation, and investment-reasoning review when available.

Status: Current live referral option

Domains
finance
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Finance-specialist projects may list higher ranges, but pay varies by project, location, credentials, and task and is not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Business Operations

AI-training track for operations, process, customer-support, and business-workflow evaluation when available.

Status: Current live referral option

Domains
generalist, writing, data-analysis
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Business-operations projects vary by project, location, credentials, and task and are not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Life, Physical, and Social Science

Specialist AI-training track for science-domain reasoning and evidence review when available.

Status: Current live referral option

Domains
math, medical, data-analysis
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Science-specialist projects vary by project, location, credentials, and task and are not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Other Engineering

Specialist AI-training track for non-software engineering judgment and technical review when available.

Status: Current live referral option

Domains
math, gis, data-analysis
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Engineering projects vary by project, location, credentials, and task and are not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Art and Design

Specialist AI-training track for visual, design, creative, and critique tasks when available.

Status: Current live referral option

Domains
writing, generalist
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Art-and-design projects vary by project, location, credentials, and task and are not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Language and Audio

Specialist AI-training track for translation, multilingual, speech, and audio-language evaluation when available.

Status: Current live referral option

Domains
language, writing
Countries
Eligibility varies by role, location, credentials, language, and current Mercor requirements. Verify before applying.
Pay
Language and audio projects vary by project, location, credentials, language, and task and are not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Miscellaneous

General AI-training track for miscellaneous evaluation projects when a closer specialist track is not available.

Status: Current live referral option

Domains
generalist, writing
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Miscellaneous projects vary by project, location, credentials, and task and are not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

Mercor — Humanities

Specialist AI-training track for humanities, writing, research, and critique tasks when available.

Status: Current live referral option

Domains
writing, generalist, language
Countries
Eligibility varies by role, location, credentials, and current Mercor requirements. Verify before applying.
Pay
Humanities projects vary by project, location, credentials, and task and are not assured.
Onboarding
Days to several weeks

Use the labeled application link, then confirm the current role requirements directly on the platform.

DataAnnotation

Broad AI-training platform with writing, generalist, coding, and specialist evaluation tasks when available.

Status: Application link not live yet

Domains
writing, coding, math, generalist, data-analysis
Countries
Country eligibility and project availability change. Confirm directly before spending time on an assessment.
Pay
Ranges vary by project, domain, location, and task; posted rates are not assured hours or task supply.
Onboarding
Varies

Application link is not live yet; use the interstitial for direct-application guidance until a verified URL is approved.

This application link isn’t live yet. Compare current options on the AI trainer platforms page, or prep from the study-guide index.

Outlier

AI-training platform with generalist and specialist projects that vary by current demand and eligibility.

Status: Application link not live yet

Domains
writing, coding, math, generalist, language, finance, medical, legal
Countries
Eligibility varies by project, country, and credential requirements. Confirm current rules directly.
Pay
Ranges vary by project, domain, location, and task; posted rates are not assured hours or task supply.
Onboarding
Varies

Application link is not live yet; use the interstitial for direct-application guidance until a verified URL is approved.

This application link isn’t live yet. Compare current options on the AI trainer platforms page, or prep from the study-guide index.

How NowTrainAI stays independent

We are not affiliated with, endorsed by, or operated by any AI-training company. Outbound application links may be referral links, which means we may receive a referral payment if you apply through them and meet a platform’s requirements. This never changes our recommendations, our screening, or what we tell you about a role. Full referral disclosure ›

FAQ

Is NowTrainAI affiliated with these platforms?

No. NowTrainAI is independent and is not endorsed by any platform.

Why are links placeholders?

Real links should be added only after verifying current terms, eligibility, and disclosure rules.

Do referral links change acceptance odds?

No. A referral link does not change platform requirements, review, or approval decisions.

Should I use more than one platform?

Many contributors do because task supply is inconsistent, but each platform has its own rules.