Rasa NLU

Open source language understanding for conversational bots and assistants

Turn natural language into structured data

Rasa NLU is an open source NLP tool for intent classification and entity extraction. You can think of it as a set of high level APIs for building your own language parser using existing NLP and ML libraries.


Runs locally - no https requests and server round trips required.


Tune models and get higher accuracy with your data set.

Open Source

There’s no risk of vendor lock-in - Rasa Core is open source on an Apache 2.0 licence. So you can also use it commercial projects.

Why leading developers love Rasa

Get Started!

Star Fork

Using Rasa Stack in a product team?

Rasa Platform unlocks additional enterprise-grade features and support