AI Data Work Platforms

AI training contractor platform powered by Labelbox. Hires domain experts across 70+ countries for RLHF, code evaluation, and specialized AI model training tasks.

AI training platform by Translated.com recruiting domain experts for LLM training, RLHF, and specialized AI tasks. Offers high pay rates for STEM, coding, and writing expertise.

AI training data platform specializing in RLHF tasks. Offers coding, math, writing, and voice recording projects with tiered pay rates up to $65/hr.

AI training data platform specializing in RLHF, coding evaluation, and creative writing tasks. Popular for high pay rates and flexible scheduling.

Real-time two-person conversation recording platform for AI speech model training. Workers conduct 15-minute calls and earn per completed session.

Leading AI data infrastructure company providing high-quality training data. Offers annotation, RLHF, and data labeling projects through Remotasks platform.

AI data solutions provider offering utterance recording, phone call bot testing, and environmental audio collection. Acquired Clickworker in 2025 for 7M+ contributor access.

Enterprise AI data platform providing annotation tools and managed labeling services. Offers contract annotator positions for computer vision and NLP projects.

Scale AI's crowdsourcing platform for AI data tasks. Offers annotation, transcription, and data collection projects with global availability.

TransPerfect subsidiary specializing in AI data collection. Offers remote and on-site audio recording, photo collection, and annotation tasks with 1.3M+ contributor community.

Automotive AI data collection specialist. Provides voice assistant testing and audio recording for BMW, Mercedes, and other car OEMs.

AI data infrastructure platform providing annotation, labeling, and data curation tools. Offers freelance annotator positions for computer vision and NLP projects.

AI data marketplace for speech, NLP, and computer vision training data. Offers recording, transcription, and annotation projects with focus on diverse languages.

AI operations company combining human workers with AI agents. Offers data processing, annotation, and operations tasks at scale.

Major AI data services provider offering search evaluation, content moderation, and multilingual AI training tasks. Formerly Lionbridge AI.

Global localization enterprise and major Google Search Quality Rater contractor. Offers remote search evaluation, data annotation, and AI data validation across 40+ languages.

Global AI data platform offering diverse audio, transcription, and annotation tasks. Known for multi-language projects and qualification-based access.

One of the largest AI data companies globally. Offers search relevance evaluation, content moderation, and multilingual data collection projects.

Ethical AI data company providing annotation and labeling services. Known for fair trade data practices and hiring in developing economies.

AI content moderation and data labeling platform with 5M+ global contributors. Powers deep learning models for content understanding, brand protection, and AI-generated content detection.

The original crowdsourcing marketplace by Amazon. Workers complete HITs (Human Intelligence Tasks) including surveys, data annotation, transcription, and AI training tasks.

AI training data division of RWS Group (major translation/localization company). Offers Search Engine Evaluator and AI Data Specialist roles across 40+ languages including Korean.

AI data platform (formerly Yandex Toloka) for crowdsourced data labeling, evaluation, and collection. Strong in multilingual and emerging market tasks.

Global microtask and AI data platform with UHRS access. Acquired by LXT in 2025, expanding project pipeline. Offers surveys, writing, UHRS tasks, and AI training data annotation.

Voice AI platform with a Voice Library marketplace. Creators record their voice once (PVC) and earn passive royalties when their voice clone is used for TTS.