04-x vs Leo - Which AI Customer Engagement Software Platform Is Better in October 2025?

04-x

04-x

Privacy-first chat platform for interacting with LLMs

Leo

Leo

Improved webpage browsing experience

TL;DR - Quick Comparison Summary

Description

04-x is a chat platform that prioritizes privacy and is specifically designed for interacting with Language Learning Models (LLMs). The platform stands out for its strong emphasis on user

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Introducing Leo - the ultimate browsing companion for improved webpage navigation. This revolutionary AI assistant, integrated into the Brave browser, elevates the user's online experience.

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Pricing Options

  • No free trial
  • Not Available
  • No free trial
  • Not Available

What Do 04-x and Leo Cost?

Pricing Option

      Starting From

      • Not Available
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      04-x User Reviews & Rating Comparison

      Pros of 04-x

      • Privacy-focus

      • End-to-end user data encryption

      • Supports GPT-4

      • GPT-3.5

      • DALLE 3

      • Supports Claude 2

      • Claude Instant

      • Supports various Cohere models

      • Supports open-source models

      • Allows locally run models

      Pros of Leo

      • Built into Brave browser

      • Interactive with web pages

      • Provides video transcripts

      • Generates article summaries

      • Assists with reading comprehension

      • Operates as chatbot

      • Suggests follow-up questions

      • User privacy priority

      • Anonymously inputs submissions

      • No user login required

      Cons of 04-x

      • Limited login options

      • No multi-platform support mentioned

      • No collaborative features

      • No explicit offline availability

      • No mobile app mentioned

      • No details on data retention

      • Limited info on error handling

      Cons of Leo

      • Only available in Nightly version

      • Limited to Brave browser

      • Does not possess live information

      • Could have potential inaccuracies

      • No option to review past chats

      • Dependent on browser context

      • User prompt specificity required

      • Exclusively for desktop users

      • Unavailable for mobile users

      • Lacks account creation for personalization

      Media and Screenshots

      Screenshots

      04-x
      Leo

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      Frequently Asked Questions (FAQs)

      Stuck on something? We're here to help with all the questions and answers in one place.

      Neither 04-x nor Leo offers a free trial.

      Pricing details for both 04-x and Leo are unavailable at this time. Contact the respective providers for more information.

      04-x offers several advantages, including Privacy-focus, End-to-end user data encryption, Supports GPT-4, GPT-3.5, DALLE 3 and many more functionalities.

      The cons of 04-x may include a Limited login options, No multi-platform support mentioned, No collaborative features, No explicit offline availability. and Limited info on error handling

      Leo offers several advantages, including Built into Brave browser, Interactive with web pages, Provides video transcripts, Generates article summaries, Assists with reading comprehension and many more functionalities.

      The cons of Leo may include a Only available in Nightly version, Limited to Brave browser, Does not possess live information, Could have potential inaccuracies. and Lacks account creation for personalization

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      Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

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