About Polyphony

Polyphony is built for teams who annotate text at scale: researchers, annotators, and LLMs working on the same projects. It supports corpus management, flexible annotation layouts, human workflows, model pipelines, and agreement metrics in one cohesive tool.

Key features

  • Upload text corpora in CSV or XLSX format
  • Define variables and create gold standards
  • Measure Inter-Annotator Agreement (IAA)
  • Generate and refine LLM prompts for annotation
  • Compare human and LLM annotations
  • Role-based access for researchers and annotators