Data collectionSilencio’s contributor network collects consent-based voice and audio data for AI, including underrepresented languages.
Voice/AudioLanguagesAudio recording
The network advertises contributors across many countries and languages. This does not establish task-by-task eligibility; confirm the current contributor portal requirements for your location.
Explore Silencio AI trainingTuring’s talent network offers remote AI-related roles for software, scientific, professional and creative experts.
CodingSTEMAI Evaluation
The talent page describes a network across many countries, but no complete country-by-role eligibility list is verified here. Confirm the listing’s location, identity and payment requirements.
Explore Turing Language & localization3Play Media’s contractor marketplace connects linguists with captioning, subtitling, dubbing and audio-description projects.
LanguagesVoice/AudioCaptioning
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore 3Play Media AI trainingAlignerr is Labelbox’s contributor network for expert AI training. Current listings span technical evaluation, language work and audio tasks, with qualifications defined by each role.
CodingSTEMAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Alignerr AnnotationAmazon Mechanical Turk is a marketplace for small human-intelligence tasks posted by requesters.
ResearchData Annotation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Amazon Mechanical Turk Data collectionBabel Audio recruits individuals for speech-data projects, including recorded conversations, voice prompts and audio annotation.
Voice/AudioData CollectionAudio Recording
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Babel Audio Language & localizationBLEND recruits freelance language professionals for translation and localization. Its contributor route is the freelancer recruitment site, with active demand determined by language pair.
LanguagesWritingTranslation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore BLEND TranscriptionCastingWords uses a freelancer workshop for transcription, editing and quality checks.
Voice/AudioWritingTranscription
New registrations are US-only, with unsupported states and possible documentation requirements. Existing international accounts are distinct.
Explore CastingWords AnnotationClickworker offers small paid assignments including training-data collection, voice recordings, research and text tasks. The workplace account shows opportunities that match the contributor’s profile.
Data CollectionData AnnotationAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Clickworker AI trainingCrowdGen is Appen’s contributor platform, not a second provider alongside Appen. It matches people to projects that collect data, annotate examples and evaluate AI outputs.
LanguagesAI EvaluationAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore CrowdGen by Appen TranscriptionDaily Transcription lists independent-contractor roles across general and specialist transcription, editing AI-generated transcripts, captioning and translation.
Voice/AudioLanguagesTranscription
Transcription: US, Canada or native-English-speaking countries. Bilingual captioning and translation may accept candidates elsewhere; check the role.
Explore Daily Transcription Data collectionDataForce is TransPerfect’s contributor community for data sourcing, annotation and user studies.
Data CollectionData Annotation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore DataForce by TransPerfect TranscriptionGoTranscript recruits language-specific freelance transcribers and also offers data-labeling assignments. Audio-minute compensation measures recording length rather than the time you spend typing.
LanguagesVoice/AudioTranscription
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore GoTranscript TranscriptionHappy Scribe recruits freelance transcribers to proofread and refine transcripts in their chosen language.
Voice/AudioLanguagesTranscription
The official page names US, UK, Spain, France, Germany, Canada, Kenya and Philippines contributors, plus other countries. This is not a complete eligibility list.
Explore Happy Scribe Expert networkiMerit Scholars connects subject specialists with human-feedback projects. This expert program is separate from iMerit’s employee annotation and business jobs.
CodingSTEMAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore iMerit Scholars Data collectionLuel lets contributors supply conversations, photos and videos for multimodal training datasets. Task briefs determine what content is useful and which submissions qualify for payment.
Data CollectionVoice/Audio
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Luel AI trainingNeevo is Defined.ai’s individual contributor community for human data used in AI systems.
AI TrainingData Annotation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Neevo AI trainingOneForma lists multilingual collection, annotation, transcription and evaluation projects. Its matching depends on a contributor’s country, languages and completed qualifications.
LanguagesVoice/AudioData Collection
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore OneForma TranscriptionRev recruits freelancers to transcribe speech, synchronize captions and translate subtitles.
Voice/AudioLanguagesTranscription
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Rev AI trainingRWS TrainAI recruits individuals for rating, collection and annotation tasks. Search and ad evaluation sit alongside recording and labeling projects, with training opening access to suitable assignments.
LanguagesVoice/AudioAI Evaluation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore RWS TrainAI AnnotationSigma AI recruits language and annotation professionals through its official careers board. Some openings are remote linguistic projects and others require attendance at a listed location.
LanguagesData Annotation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Sigma AI TranscriptionTranscribeMe offers freelance transcription of short audio clips, with separate medical and legal specializations.
Voice/AudioWritingTranscription
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore TranscribeMe TranscriptionTranscription HUB invites remote transcribers and editors into a marketplace after an evaluation.
Voice/AudioWritingTranscription
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Transcription HUB AI work marketplaceUber AI Solutions offers online tasks for evaluation, translation, product testing and collection. The contributor account is distinct from driving or ordering rides.
LanguagesAI Evaluation
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Uber AI Solutions AI trainingWelo Data is Welocalize’s AI contributor community. It recruits linguists, evaluators and domain specialists for multilingual model improvement, safety testing and annotation.
LanguagesVoice/AudioAI Training
A complete country eligibility list is not verified. Check the current project and registration requirements.
Explore Welocalize / Welo Data