Chatting

04-x review, pricing and alternatives

04-x is a privacy-first AI chat platform for interacting with multiple LLMs that offers end-to-end encrypted conversations, secure API key storage, and full user data ownership.

Freemium Free option Rating 4.5/5 0 reviews Updated Mar 2, 2026

Decision Snapshot

Freemium Free option Chatting

Fast view for buyers comparing price, category, rating and practical fit before opening the vendor website.

Best For

  • privacy focused AI chat
  • encrypted LLM platform
  • multi model AI interface
  • secure GPT workspace
  • local LLM with Ollama

Not Best For

  • Buyers who cannot accept: limited login options
  • Buyers who cannot accept: no multi-platform support mentioned
  • Buyers who cannot accept: no collaborative features
  • Buyers who cannot accept: no explicit offline availability
Original Buyer Guide

Should you shortlist 04-x?

04-x should be considered if your main requirement matches Chatting and you are comfortable with a freemium pricing model. Do not judge it only by headline rating; compare workflow fit, export needs, privacy expectations and support requirements.

Choose it when the listed features match your daily workflow. Compare alternatives if pricing limits, exports or team access are unclear. Verify final price, cancellation and data terms on the vendor website. Save and compare before starting a paid plan.
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MediumData confidence 70/100Freshness score Oct 4, 2026Pricing checked Admin/user checkedVerification source
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70 Medium confidence Fresh
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Pricing Clarity

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Pricing not listed in source database.

FreemiumPricing model
Free optionStarting point
4.5/5Buyer rating

Key Features

  • End-to-end user data encryption
  • Supports various Cohere models
  • Supports open-source models
  • Allows locally run models
  • Language generation feature
  • Text summarization feature

Pros

  • End-to-end user data encryption
  • Supports various Cohere models
  • Supports open-source models
  • Allows locally run models
  • Language generation feature

Cons

  • Limited login options
  • No multi-platform support mentioned
  • No collaborative features
  • No explicit offline availability
  • No mobile app mentioned

Disclosure: outbound website links may be tracked or sponsored when a company has configured an affiliate or paid placement.

Compare 04-x with top alternatives

Compare by category fit, free plan availability, price and review strength.

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04-x vs Diffusion Chat Free · 4.5/5 04-x vs Unlim AI Freemium · 4.5/5 04-x vs AIChatOnline Free · 4.5/5

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Buyer Checklist

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Trial and credit limits Export and watermark rules Data privacy and retention Team seats and admin controls API and integrations Support and cancellation terms

FAQs

What is 04-x best for?

04-x is best for privacy focused AI chat, encrypted LLM platform, multi model AI interface, secure GPT workspace, local LLM with Ollama.

Is 04-x free?

04-x is listed as Freemium. Pricing not listed in source database.

What should I check before choosing 04-x?

Check pricing limits, data privacy, export options, team seats, support response and cancellation terms before subscribing.

What are good alternatives to 04-x?

Good alternatives to compare include Diffusion Chat, Unlim AI, AIChatOnline.

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