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Text Annotation


One-Off Purchase. Weekly and monthly licenses upon request.


Training datasets for AI and ML models. Get accurate and reliable multilingual text annotation services for NLP in your machine learning projects at inexpensive rates. Add metadata to your datasets with high-quality visualization according to your needs.



Get on-demand annotation outsourcing services at scale. GBSN Research provides high-quality text annotations, ensuring its maximum relevance and making the texts comprehensible for machines to understand human language.

Our team of specialists helps companies turn text into intelligence and maximize the value of the data in a faster turnaround to save time and reduce the cost of operations. We can work on different text services such as classification, named entity recognition, PoS tagging, etc.


Text Annotation Services

  • Classification
  • Named entity recognition
  • PoS (part-of-speech) tagging


Additional Information

  • Possibility to work on client platform (if preferred)
  • Possibility to use the internal annotation tool (if preferred)
  • Multiple language annotation
  • Quality assurance
  • To be provided: project briefing; annotation rules
  • Technology: Python, R
  • Format: importing data can be from CSV or JSON files; export to JSON



  • Single annotation: starts from € 0.04
  • Minimum project: € 500.00
  • Annotations in English (contact us for other languages)


Contact us for weekly and monthly licenses.