Mentalyst is AI on your Mac, right inside any app with a text box.

Powered by ChatGPT API

AI-powered Text Generation
Mentalyst leverages OpenAI's GPT-3.5 technology to transform your text selection in any app.

Step 1
Select your text in any app that allows selection.

Step 2
Activate the desired recipe in Mentalyst with a shortcut or a click.

Step 3
Mentalyst will execute the recipe and paste the result back into your app.

Let the AI correct, stylize, proofread, code, or respond to any request in any text field, in any app.

Mentalyst remembers your queries and lets you paste them anywhere.

Global shortcuts can make your workflow faster without a mouse.

a combination of mental (suggesting intelligence and cognitive abilities) and -lyst (a suffix meaning "one who analyzes or studies")

Privacy Policy

At Mentalyst, we take your privacy seriously. This Privacy Policy explains how we collect, use, and protect your personal information when you use our app. By using Mentalyst, you agree to the terms of this Privacy Policy.Collection of Personal Information

Mentalyst uses OpenAI's ChatGPT API to generate high-quality text suggestions. When you use Mentalyst, we collect the text you input into our app to generate context-aware suggestions. We do not collect any personally identifiable information, such as your name, email address, or location.
Use of Personal Information

The information we collect is used solely to generate context-aware text suggestions using the OpenAI ChatGPT API. We do not sell, rent, or share your information with any third party.
Protection of Personal Information

We take appropriate measures to protect the personal information we collect, including encryption and access controls. We also use industry-standard security practices to protect against unauthorized access, alteration, disclosure, or destruction of your personal information.
Third-Party Services

Mentalyst uses the OpenAI ChatGPT API to generate text suggestions. We do not control how OpenAI uses your personal information. You can review OpenAI's privacy policy at (
Updates to this Privacy Policy

We may update this Privacy Policy from time to time. We will post the updated Privacy Policy on our website, and we encourage you to review it periodically.