Amazon Lex Alternatives

Amazon Lex is described as 'Fully managed artificial intelligence (AI) service with advanced natural language models to design, build, test, and deploy conversational interfaces in applications' and is an app in the development category. There are more than 25 alternatives to Amazon Lex for a variety of platforms, including Web-based, SaaS, Self-Hosted, Mac and Windows apps. The best Amazon Lex alternative is Khoj, which is both free and Open Source. Other great apps like Amazon Lex are Tidio , Danswer, Voicespin and Mavex.ai.

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Amazon Lex is a fully managed artificial intelligence (AI) service with advanced natural language models to design, build,...

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Amazon Lex alternatives page was last updated Apr 11, 2025
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  1. Khoj icon
     32 likes
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    Khoj is an open-source AI second brain that learns from your notes (Obsidian, EMACS), documents, and has access to the internet. It can replace your search engine, help you with reading papers, and get you transparent, fast answers.

    142 Khoj alternatives

    License model

    • FreemiumOpen Source

    Country of Origin

    • IN flagIndia

    Platforms

    • Mac
    • Windows
    • Linux

    Properties

    1.  Privacy focused

    Features

    1.  AI-Powered
    2.  Text to Image Generation
    3.  No Coding Required
    4.  Works Offline
    5.  Full-Text Search
    6.  Text to Speech
    7.  Dark Mode
    8.  Cloud Sync
    9.  Live Preview
    10.  Ad-free
    11.  Extensible by Plugins/Extensions
    12.  Spell Checking

    Khoj VS Amazon Lex

     
    • Khoj is the most popular Windows, Mac & Linux alternative to Amazon Lex.

    • Khoj is the most popular Open Source & free alternative to Amazon Lex.

    • Khoj is Freemium and Open SourceAmazon Lex is Paid and Proprietary
    • Khoj is Privacy focusedAmazon Lex is not according to our users
  2. Tidio  icon
     35 likes
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    Platform offering live chat and AI chatbot services for ecommerce; manages customer inquiries, supports multiple languages, provides analytics, and scales operations affordably with automated Flows handling tasks like lead conversion and abandoned cart recovery.

    40 Tidio alternatives

    License model

    • FreemiumProprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • BigCommerce
    • Shopify
    • Software as a Service (SaaS)
    • Wordpress
    • WooCommerce
    • PrestaShop
    • Adobe Commerce

    Top Tidio Features

    1.  Built-in AI Assistant
    2.  Customer Segmentation
    3.  Unified inbox
    4.  Auto Responder
    5.  No Coding Required
    6.  Ad-free
    7.  Real time collaboration
    8.  Multiple Account support
    9.  Two-factor Authentication
    10.  Email Scheduling
    11.  Import CSV Data
    12.  WYSIWYG Support

    Tidio VS Amazon Lex

     
    • Tidio is the most popular Web-based, Android, iPhone, iPad, SaaS & Android Tablet alternative to Amazon Lex.

    • Tidio is Freemium and ProprietaryAmazon Lex is Paid and Proprietary
  3. Danswer icon
     4 likes
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    Danswer is an open source enterprise question answering tool.

    License model

    • FreeOpen Source

    Platforms

    • Self-Hosted

    Danswer Features

    1.  AI-Powered

    Danswer VS Amazon Lex

     
    • Danswer is the most popular Self-Hosted alternative to Amazon Lex.

    • Danswer is Free and Open SourceAmazon Lex is Paid and Proprietary
  4. Voicespin icon
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    AI-driven solutions enhance support and sales by integrating with CRM, uniting email, live chat, WhatsApp, and social media. Offers 50+ CRM integrations and APIs at no extra cost, featuring VoIP call center software for efficient inbound and outbound calls.

    License model

    Application type

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Online

    Voicespin Features

    1.  AI-Powered
    2.  Integration with CRMs

    Voicespin VS Amazon Lex

     
    • Voicespin is the most popular commercial alternative to Amazon Lex.

    • Voicespin is Paid and ProprietaryAmazon Lex is also Paid and Proprietary
  5. Mavex.ai icon
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    Mavy, your personal AI Executive Assistant, can help with all your tasks, from scheduling and calendar management to email drafting and beyond.

    License model

    Application type

    Platforms

    • Software as a Service (SaaS)

    Mavex.ai Features

    1.  AI-Powered

    Mavex.ai VS Amazon Lex

     
  6. Copy a direct link to this comment to your clipboard

    Automate your business processes with AI chatbots Become the ultimate intelligent enterprise by building powerful conversational agents in a heartbeat.

    License model

    • Free PersonalProprietary

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Online

    SAP Conversational AI Features

    1.  Chat Bot
    2.  Chatbot Analytics
    3.  Telegram Bot
    4.  Automatic customer engagement
    5.  Natural Language Processing

    SAP Conversational AI VS Amazon Lex

     
  7. Botpress icon
     7 likes
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    Botpress is an open-source conversational AI platform with a comprehensive set of functionalities for FAQ & task automation. It's lightweight and have zero external dependencies allowing you to deploy it anywhere.

    License model

    • Free PersonalOpen Source

    Country of Origin

    • CA flagCanada

    Platforms

    • Self-Hosted

    Properties

    1.  Lightweight

    Features

    1.  Spell Checking
    2.  Natural Language Processing
    3. Slack icon  Slack integration
    4. Messenger icon  Facebook Messenger integration
    5. Microsoft Teams icon  Microsoft Teams Integration
    6.  Chatbot Builder
    7. Telegram icon  Telegram integration
    8.  No dependencies

    Botpress VS Amazon Lex

     
  8. Copy a direct link to this comment to your clipboard

    ChatbotPack.com is a next-generation chatbot platform with in-built natural language processing. Using a modular system you may customize each and every module, including adding your own language analytics, security, logging, and integrations to your existing systems and devices.

    License model

    Application type

    Platforms

    • Online

    ChatbotPack.com Features

    1.  Natural Language Processing
    2.  Chatbot Analytics
    3.  Chat Bot
    4.  Telegram Bot
    5.  Automatic customer engagement

    ChatbotPack.com VS Amazon Lex

     
  9. Copy a direct link to this comment to your clipboard

    Build and connect intelligent bots with Microsoft Bot Framework. Interact with your users wherever they are, from text/sms to Skype, Slack, Office 365 mail and other popular services.

    License model

    • FreeProprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Online

    Microsoft Bot Framework Features

    1.  VoiP Calls
    2.  Unlock with fingerprint
    3.  Voice Chat
    4.  Bots

    Microsoft Bot Framework VS Amazon Lex

     
  10. Databerry.ai icon
     1 like
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    Databerry.ai helps you build ChatGPT Plugins to connect custom data to ChatGPT! - Talk to your data - Leverage the Plugin Store to captivate users and skyrocket your brand awareness. - Get insights and statistics on how users are interacting with your Plugin!

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    • Self-Hosted

    Databerry.ai Features

    1.  Chatbot Builder
    2.  Chat Bot
    3.  AI-Powered

    Databerry.ai VS Amazon Lex

     
  11. Dialogflow icon
     5 likes
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    Api.ai provides developers and companies with the advanced tools they need to build conversational user interfaces for apps and hardware devices.

    47 Dialogflow alternatives

    License model

    • FreemiumProprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Online

    Dialogflow Features

    1.  Voice Commands
    2.  Natural Language Processing

    Dialogflow VS Amazon Lex

     
  12. Hubot icon
     9 likes
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    Hubot is a framework to build chat bots, modeled after GitHub's Campfire bot of the same name, hubot.

    License model

    • FreeOpen Source

    Country of Origin

    • US flagUnited States

    Platforms

    • Online

    Hubot Features

    1.  Extensible by Plugins/Extensions
    2.  Chat Bot
    3.  Chatbot Builder

    Hubot VS Amazon Lex

     
12 of 30 Amazon Lex alternatives