Botpress announces OpenBook, a new generation of NLU engine.
Join the beta

OpenBook literally speaks for itself.

Much better chatbots.
Much easier to build.

Join the beta
Pay-as-you-go pricing model
Built on top of large language models
Example Hotel Chatbot - Powered by OpenBook
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BENCHMARK

Don't take our word for it.

We put OpenBook to the test and ran an independent benchmark against Rasa, Dialogflow and IBM Watson on accuracy, building effort and scope scalability.
250%
More accurate answers
25x
Faster to build
9x
Captures more knowledge than intents
Read our benchmark whitepaper

It's time to say goodbye to intents.

We asked experts to build comparable chatbots with Rasa, Google Dialogflow, IBM Watson, and OpenBook. Then we asked strangers to rate their chat experience with each.

Answers 215% Better

Answers given by OpenBook were rated as more accurate 2x more often by users compared to the other engines.

Spend 40x less time building

The developer who created the OpenBook chatbot spent 40x less time than the next-quickest chatbot.

Handles 5x more questions

The OpenBook chatbot has provided answers to about 5 times as many topics as the other chatbots.
Integrations

Works with all chatbot stacks and messaging channels.

Botpress

Use the OpenBook API with the Botpress Studio

Dialogflow

Incorporate OpenBook via API into your Dialogflow chatbot

Microsoft Bot Framework

Cloud-based OpenBook can connect easily to the MS Bot Framework

AWS Lex

Swap Kendra for OpenBook within the AWS stack

Rasa

Connect OpenBook directly with Rasa Core, via API

Watson Assistant

Sub API-based OpenBook for Watson NLU

Botpress

Use the OpenBook API with the Botpress Studio

Dialogflow

Incorporate OpenBook via API into your Dialogflow chatbot

Microsoft Bot Framework

Cloud-based OpenBook can connect easily to the MS Bot Framework

AWS Lex

Swap OpenBook for Kendra within the AWS stack

Rasa

Connect OpenBook directly with Rasa Core, via API

Watson Assistant

Sub API-based OpenBook for Watson NLU

Slack

OpenBook can power any Slack chatbot in production

Teams

Connect bot powered by OpenBook to your MS Teams communications

Telegram

OpenBook powered chatbots work seamlessly with Telegram

Messenger

Simple connection the Messenger instant messaging from Meta

Twilio

Use in Twilio IVR & conversational interfaces

API

OpenBook is a natural to use with API-first development

SMS

Connect OpenBook to the simplest communication channel, SMS

Slack

OpenBook can power any Slack chatbot in production

Teams

Connect bot powered by OpenBook to your MS Teams communications

Telegram

OpenBook powered chatbots work seamlessly with Telegram

Messenger

Simple connection the Messenger instant messaging from Meta

Twilio

Use in Twilio IVR & conversational interfaces

API

OpenBook is a natural to use with API-first development

SMS

Connect OpenBook to the simplest communication channel, SMS
WEBINARS

Discover OpenBook by Botpress

A webinar series about the first knowledge-based NLU engine that works.
Watch this webinar to hear why we created OpenBook, see how OpenBook works, and get a demo of OpenBook.
Watch this OpenBook webinar to see how simple it is to create a knowledge-based OpenBook in markdown.
getting started

How it works.

OpenBook is extremely simple and quick to get started.
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Publish a book: Create a structured book from your knowledge base - it's as simple as a markdown file that captures all the facts the chatbot needs. No need to build a dataset.
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Query a book: You're all set. All you need to do is send it user questions, and OpenBook will give you answers back.
for builders

Build something amazing.

We have an "amazing-by-default" philosophy. We built OpenBook so that every developer and business can build amazing customer experiences, without the need for massive investments in NLP.
Read more about why we built OpenBook
Knowledge is uploaded as simple markdown files.
Fair, pay-as-you-go pricing model with generous free tier.
Automatically use the latest state-of-the-art NLP models.
Super fast training and inference.
Supports contextual questions based on chat history.
Powerful controls to fine tune and improve responses over time.
Frequently asked questions

You have questions.
OpenBook has answers.

The OpenBook chatbot can answer your questions about OpenBook.
By typing a question in the box above, you agree that Botpress will keep a copy of the question and may use it to improve its products. Furthermore, the question may be broadcasted to other website visitors. Please do not enter personal, sensitive, racist, political, sexual or otherwise controversial information.

Be the first to build with OpenBook

We'll be opening a private beta of OpenBook in a few weeks.
Sign up below to stay in the loop! We’ll drop you an API key and docs when the beta is ready.