ChatWise

ChatWise 26.9.1

Simple, powerful and privacy-friendly AI chat application for GPT-4, Claude, Gemini, DeepSeek and other LLMs.

  • By ChatWise
  • Proprietary
  • Updated Sep 23, 2026
Download for Windows

About ChatWise

ChatWise is a desktop AI chat application that supports any large language model, including GPT-4, Claude, Gemini, DeepSeek and Llama. Connect directly with your own API keys or use existing subscriptions such as GitHub Copilot and Claude Pro/Max. It renders HTML, React, charts and documents as artifacts, searches the web through Tavily or local browsers, connects to external tools with MCP, and stores all data locally on your device.

What's new in 26.9.1

  • Add GPT-6 Astra, GPT-6 Sol, and GPT-6 Luna.
  • Add Claude Opus 5.5 and Claude Fable 5.1.
  • Add DeepSeek V4.1 Flash and Grok 4.7.
  • Add MiMo and the MiMo token plan.

Technical details

PublisherChatWise
Version26.9.1
Release date2026-09-23
LicenseProprietary
Installer typenullsoft
Architecturex64
Package IDegoist.ChatWise
Install scopeCurrent user

Install ChatWise from the command line

Install with Windows Package Manager
winget install --id=egoist.ChatWise -e
Update to the latest version
winget upgrade --id=egoist.ChatWise -e
Uninstall
winget uninstall --id=egoist.ChatWise -e
Silent install with the offline installer
"ChatWise-26.9.1-setup.exe" /S /CurrentUser

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Frequently asked questions

Is ChatWise free?

ChatWise is proprietary software from ChatWise. Check the publisher's license terms for pricing and usage rights.

What is the latest version of ChatWise?

The latest version is 26.9.1, released on Sep 23, 2026.

Is it safe to download ChatWise?

The download button links to the official installer published on releases.chatwise.app, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with dc70b53d7f1daa948a29785bff18dd8c6258a8f2e7f2064f4eaaecf81304f80e.

Which Windows versions does ChatWise support?

ChatWise runs on Windows and is available for 64-bit (x64) systems.

How do I install ChatWise silently?

Run the offline installer with "ChatWise-26.9.1-setup.exe" /S /CurrentUser, or install it with Windows Package Manager: winget install --id=egoist.ChatWise -e --silent.

How do I uninstall ChatWise?

Open Settings › Apps › Installed apps, find ChatWise and select Uninstall. From the command line, run winget uninstall --id=egoist.ChatWise -e.