Rasa Stack: Open source to power your conversational software, based on the latest Machine Learning research

The Rasa Stack is used by thousands of developers in companies from the garage to the Fortune 500

Rasa NLU

Turn natural language into structured data with Rasa NLU


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Be independent & don’t rely on 3rd party APIs

Process messages internally and save network overhead

Tune models and get peak performance

Rasa Core

Manage your dialogue with machine learning and let it improve with every conversation with Rasa Core


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Make your bot smarter without further complicating your code

Handle layered, contextual conversations

Stop wasting time debugging your state machine

Why leading developers love Rasa

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Get Started!

Only need NLU for now? Install Rasa NLU

Want to kick-start your Rasa deployment?

Rasa Platform unlocks additional features and offers world-class support from our team of conversational AI engineers and experts.

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