Chemin AI by TDCX is a leading provider of AI training data, specializing in large-scale data collection, data annotation, and dataset curation for enterprise AI and Large Language Model (LLM) development. We help organizations build high-quality, context-rich datasets through multi-source data collection, including natural, synthetic, studio, and on-the-ground capture, along with expert-led annotation across text, image, video, audio, and multimodal data. Backed by a global network spanning 18 countries and deep domain expertise, Chemin delivers secure, human-in-the-loop data operations that improve model accuracy, reduce bias, and accelerate AI deployment. In addition to data services, Chemin supports the AI lifecycle through model evaluation, reinforcement learning workflows, and AI operations, enabling customers to transform high-quality data into production-ready AI systems.