trAIn

Training data for serious AI teams

Get accurate, high-fidelity training data from a vetted global workforce. Launch a labeling campaign in 60 seconds with pre-built templates, or design custom workflows for RLHF, red-teaming, multilingual annotation, and domain-specific labeling. Pay per task — no enterprise contracts required.

Launch a campaign

What we deliver

  • RLHF & response ranking — pairwise preference data for chatbot fine-tuning.
  • Image & video annotation — bounding boxes, segmentation, classification.
  • Audio transcription — verbatim, speaker-labeled, intent-classified.
  • Text classification — sentiment, intent, topic, toxicity, multilingual.
  • OCR & data validation — structured extraction with quality review.