HumanSourcer

Gig & task-based AI-training platforms

32 task-marketplace platforms where anyone can sign up to complete AI-training and data-annotation tasks — no domain expertise required for most work. Filter by domain, access model, and geography. Every ownership and status claim links to its public source.

Looking for domain-expert roles instead? See theexpert AI-training networks directory.

32 of 32 networks
Sama
Gig
AI 101

Data annotation agent training and employment pathway

Reasoning / Agents
TELUS Digital
Gig
AI Community jobs board

Rater, analyst, evaluator, annotator and data-collection roles

Generalist
Aya Data
Gig
Aya Data Careers

Data annotation and AI-data operations

Consulting / Ops
Braintrust
Gig
Braintrust AI Training

AI training, evaluation, technical and professional expert projects

Generalist
LXT
Gig
Clickworker

AI training, surveys, voice/image collection, categorisation and search relevance

Voice / Speech
CloudResearch
Gig
Connect

Academic and commercial studies; some AI evaluation/data collection

Generalist
Appen
Gig
CrowdGen

Search rating, annotation, language, speech, data collection and LLM tasks

LinguisticsVoice / Speech
HumanSignal
Gig
Data Annotation Contributor community

Project-based data annotation

Generalist
CloudFactory
Gig
Data Specialist Careers

Data entry, extraction, transcription, moderation, analysis and annotation

Generalist
Surge AI
Gig
DataAnnotation

Generalist and expert AI training; coding, STEM, law, medicine, writing

LawHealthcareCoding
TransPerfect
Gig
DataForce Community

Data sourcing, annotation, user studies and AI evaluation

Generalist
TransPerfect
Gig
DataForce jobs

Data collection, annotation, linguistic and study-based projects

Linguistics
DATAmundi / Summa Linguae Technologies
Gig
DATAmundi freelance & vendor applications

Translation, verification, editing, QA and potentially AI-data projects

LinguisticsConsulting / Ops
iSoftStone
Gig
Datavio.ai

Linguistics, transcription, annotation, data labelling, testing and search evaluation

Linguistics
Hive
Gig
Hive Micro

Image/text classification and small labelling tasks

Generalist
Lionbridge
Gig
Lionbridge AI freelance projects

AI data, language, testing and evaluation projects

Linguistics
Amazon
Gig
Mechanical Turk

Research, surveys, labelling and data-processing tasks

Generalist
Defined.ai
Gig
Neevo

Text, audio, image and video collection, annotation and validation

Generalist
Centific
Gig
OneForma

Translation, speech, annotation, collection, quality and multilingual AI work

LinguisticsVoice / Speech
OpenTrain AI
Gig
OpenTrain freelancer marketplace

Data labelling, RLHF, fine-tuning and AI-training projects

Reasoning / Agents
Scale AI
Gig
Outlier

AI response evaluation, writing, coding, maths and specialist reasoning

CodingScience / STEMWriting / Creative
Prolific
Gig + Expert
Prolific Participants

Research studies, behavioural data and AI evaluation/training tasks

GeneralistCodingHealthcare
Scale AI
Gig
Remotasks

Data labelling, multimodal annotation and AI evaluation

Generalist
DATAmundi / Summa Linguae Technologies
Gig
Robson

Voice recording, conversations, transcription and language data

LinguisticsVoice / Speech
Sapien
Gig
Sapien Worker / Validator network

Data validation and quality assurance

Generalist
Shaip
Gig
Shaip Careers

Data annotation and AI-data roles

Generalist
Datacurve
Gig
Shipd

Software engineering datasets, coding challenges, reviews and annotations

Coding
Stellar AI
Gig
Stellar

Data annotation and AI training projects

Generalist
TaskUs
Gig
TaskVerse

Data collection and annotation tasks

Generalist
TELUS Digital
Gig
TELUS International AI Community portal

Search and ads rating, maps, safety, annotation and data collection

Safety
RWS
Gig
TrainAI Community

Online rating, data collection, annotation, search and ads evaluation

Generalist
Welocalize
Gig
Welo Data

Multilingual evaluation, AI safety, search relevance and annotation

LinguisticsSafety