Features

Classify text passages

Understand the intent behind text and returns a corresponding classification, complete with a confidence score.

Evaluate results

Update training data based on classification results and create and train a classifier using updated training data.

Build conversational applications

Answer questions in a contact center, create chatbots, categorize volumes of written content and more.

Natural Language Classifier service overview

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Start Building with Natural Language Classifier

Get started on Bluemix

You can access Watson services free for 30-days on Bluemix, IBM's cloud development platform.

Developer tools

Everything you need to start building with Watson.

Learn more about Natural Language Classifier

Webinars

Register for upcoming webinars or watch past webinars on demand.

Blogs

See what other developers are creating with Watson services and learn how you can build with Watson.

Videos

Explore training and overview videos on our YouTube Channel.


Pricing

First Classifier

  • – First classifier is FREE. Each additional classifier is $20.00 per month
  • – Additional classifiers are charged for on a monthly basis

API Calls

  • – First one thousand API calls per month are FREE. Additional calls are $0.0035 per call.
  • – You are charged only for the GET /classify and POST /classify methods.

Classifier Training Events

  • – First four training events per month are FREE. Additional training events are $3.00 per training event
  • – Training events are tracked and charged for on a monthly basis.

Contact IBM

Contact IBM