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    Overview
    ProductRatingMost Used ByProduct SummaryStarting Price

    Amazon Lex

    Score7.5 out of 10
    N/AAWS provides Amazon Lex, a chatbot building technology.

    $0

    Per Speech Request

    Rasa

    Score6 out of 10
    Enterprise companies (1,001+ employees)
    Rasa is a conversational AI platform from the company of the same name headquartered in San Francisco, enabling enterprises to build customer experiences. Rasa’s platform was built to create enterprise-grade virtual assistants, allowing personalized conversations with customers - at scale. Rasa’s conversational AI platform allows companies to build better customer experiences by lowering costs through automation, improving customer satisfaction, and providing a scalable way to gather customer…

    $0

    Pricing
    Amazon LexRasa
    Editions & Modules
    Request and Response
    $0.004
    Per Speech Request
    Stream Conversation
    $0.0065
    Per Speech Interval
    Developer Edition
    $0
    Growth
    starting at $35k
    Enterprise
    Contact Sales
    Offerings
    Pricing Offerings
    Amazon LexRasa
    Free Trial
    NoYes
    Free/Freemium Version
    NoYes
    Premium Consulting/Integration Services
    NoYes
    Entry-level Setup FeeNo setup feeNo setup fee
    Additional Details
    More Pricing Information
    Best Alternatives
    Amazon LexRasa
    Small Businesses
    Fin by Intercom
    Score8.5 out of 10
    Fin by Intercom
    Score8.5 out of 10
    Medium-sized Companies
    Fin by Intercom
    Score8.5 out of 10
    Fin by Intercom
    Score8.5 out of 10
    Enterprises
    Azure AI Bot Service
    Score9.1 out of 10
    Azure AI Bot Service
    Score9.1 out of 10
    All AlternativesView all alternativesView all alternatives
    User Ratings
    Amazon LexRasa
    Likelihood to Recommend
    8.0
    (1 ratings)
    -
    (0 ratings)
    Usability
    9.0
    (1 ratings)
    -
    (0 ratings)
    Support Rating
    8.0
    (1 ratings)
    -
    (0 ratings)
    User Testimonials
    Amazon LexRasa
    Likelihood to Recommend
    Amazon AWS
    If you wish to quickly deploy multilingual chatbots without having to worry about infrastructure and model training, go for Amazon Lex. It is one of the best general-purpose conversational AI solutions in the market. The cherry on the cake is that it also seamlessly integrates with other AWS services, so you would be good there. Performance monitoring is very easy with AWS. It has support for both text and integration. If you are not a pro-NLP expert, Amazon Lex will make your job really easy.
    Incentivized
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    Rasa Technologies Inc
    Rasa Pro is well suited for corporate use and for chatbots which require backend connections. Smaller chatbots with a few flows might be better served with a simple dialogue engine and custom AI agents, or Rasa Open Source. Rasa does not come with its own complex vector database, just in-memory FAISS and connectors to external vector DB's such as Milvus and Qdrant. It provides only a basic document parser and embedder for FAISS. If you need to build a RAG focused chatbot around a large knowledge base with complex documents, e.g. lots of MS Word or PDF files, you'll have to build a separate document parser and embedder, as well as your own semantic search engine
    Incentivized
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    Pros
    Amazon AWS
    No answers on this topic
    Rasa Technologies Inc
    • Rasa team has Top notch AI knowledge
    • Greate customer support, by listening towards the clients needs.
    • And building future proof solutions around client Business Requirements within dazzling timeframes
    Incentivized
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    Cons
    Amazon AWS
    No answers on this topic
    Rasa Technologies Inc
    • No-code apps could be improved
    • Online docs can be messy
    • Steep learning curve
    Incentivized
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    Usability
    Amazon AWS
    Easy to deploy and very easy to integrate with other AWS services. Automating simple tasks is also very easy with Amazon Lex. We never had NLP experts in our team, but we were still able to deploy chatbots for our support functions with minimal issues. Native integration with other AWS services like S3 and Lambda has been of paramount importance.
    Incentivized
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    Rasa Technologies Inc
    With the help of dedicated team - documentation and video resources it is relatively easier to build. We prioritized pro-code usage to begin with launch.
    Incentivized
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    Support Rating
    Amazon AWS
    Community support for Amazon Lex is good. Also, since it is an AWS service, the support has a similar standard as other AWS services. We have had a couple of instances of our bots weren't able to interact with our web apps. We reached out to the support team, and they were able to resolve our issue in no time. The documentation from the Amazon Lex team also makes creating chatbots a breeze.
    Incentivized
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    Rasa Technologies Inc
    Rasa support has been very responsive, trying to fix any reported issues ASAP. They've also listened to many requests for improvement. The Rasa features and changelog are well documented
    Incentivized
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    Alternatives Considered
    Amazon AWS
    No answers on this topic
    Rasa Technologies Inc
    Incentivized
    Read full review
    Return on Investment
    Amazon AWS
    • Support satisfaction has increased
    • Time to resolve customer concerns has seen a major improvement
    • Amazon Lex can quickly automate repetitive simple tasks for us
    • Our organization has built NLP capability without having to hire language experts/linguists
    • Since the integration with AWS services is natively supported, our existing DevOps team can manage our Amazon Lex deployment
    Incentivized
    Read full review
    Rasa Technologies Inc
    • Cost Savings & Efficiency
    • Increased Conversion Rates
    • Improved Customer Satisfaction
    • Operational ROI
    Incentivized
    Read full review
    ScreenShots

    Rasa Screenshots

    Screenshot of the Studio interface, where a new Flow can be tried out. The user can trace the flow of conversation through the AI Assistant to test and debug new developments.Screenshot of the extensible generative conversational AI framework in a no-code user interface, which enables business users to drag and drop dialogue components for easier AI assistant development.Screenshot of central content management to curate the AI Assistant training data. Users can repurpose and reuse assistant data: search, add, edit, and update assistant data directly in Studio.Screenshot of where analysts, testers, and builders can review user conversations to optimize the AI assistant performance and improve the user experience. Filter and tag key conversations for review, and share within a team for increased collaboration and efficiency.Screenshot of the fully transparent conversational AI enables deep customization and explainability enabling a high-performance architecture.