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Expert human data and evaluation for training frontier AI

Human-validated training data and evaluation services for frontier AI models

The environments frontier AI trains on, and the agents that do the recurring work

Get paid to train the next generation of AI models

Interactive courses for data science, AI and analytics skills

Supervised AI agents that turn retail and CPG data into forecasts, recommendations and decisions

Study smarter for IELTS, TOEIC and HSK with AI speaking and writing rooms

AI English speaking coach with instant pronunciation feedback

Enterprise AI infrastructure where software and expert humans work together

Learn a new language by talking to lifelike AI tutors

Hire tested AI trainers and data labelers for RLHF, evaluation, and annotation

AI data infrastructure for building production-grade models

AI-powered adaptive math and coding practice for kids aged 4–14

Speak a new language from day one with human-like AI and expert human tutors

Accent training with Hollywood coaches and real-time speech AI

An AI language learning assistant with bilingual subtitles, immersive translation, and vocabulary practice

Practise real English conversations with an AI tutor that gives instant feedback

AI-assisted systematic review software for screening, extraction, and evidence synthesis at scale

AI-scored PTE, IELTS, DET and CELPIP mock test platform

Turn books and any topic into personalized audio lessons

Free practical lessons, articles and a course on prompt engineering and AI agents

AI-first LMS that helps teams ramp faster and prove impact

Language learning built around speaking, powered by AI conversation practice

All-in-one AI assistant for PhD, master's, and postdoc applications