( MacGPT v3.21 )
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MacGPT v3.21 for Mac
MacGPT is a native macOS utility from Good Snooze that puts ChatGPT in your menu bar—quick access without keeping a browser tab open.
Version 3.21 adds support for OpenAI’s GPT-4o model in native (API) mode, alongside web login for ChatGPT Plus subscribers.
Core features
Access modes:
- Menu bar — open ChatGPT from the menubar in a dedicated window
- Global — Spotlight-style overlay to chat from any app
- Inline — trigger ChatGPT inside text fields with a custom phrase
- Web or Native — sign in to the ChatGPT website, or connect your own OpenAI API key for a lighter native interface
Workflow tools:
- Conversation mode — voice input and spoken replies in Global
- Copy conversation — export a readable chat transcript
- Streaming responses, resend/delete messages, custom system prompts, sidebar (web mode), and DALL·E image saving from recent releases
What’s new in v3.21
- GPT-4o support in native mode (per official release notes)
Requirements & licensing
- Version: 3.21
- Platform: macOS (Apple Silicon and Intel)
- macOS: 12.0 Monterey or later (developer notes cite Monterey/Ventura-era APIs; confirm on your OS if upgrading)
- Account: ChatGPT / ChatGPT Plus login for web mode, or a valid OpenAI API key (billing on file) for native mode
- License: paid app from the developer; updates via built-in Sparkle updater
Official: MacGPT · Release notes
