Key Takeaways
- iPhone 15 Pro users can now launch ChatGPT voice mode instantly using the Action button
- Setup takes minutes and creates a hands-free AI assistant experience
- ChatGPT offers more conversational AI than Siri but can’t perform iOS system tasks
OpenAI’s latest iOS update transforms the iPhone 15 Pro’s Action button into an instant ChatGPT voice assistant. With a single press, users can now access the AI’s advanced conversational capabilities without manually opening the app.
This clever workaround provides immediate access to ChatGPT’s voice mode, creating an experience that rivals Siri for natural conversations. While Apple’s assistant remains tied to system functions, ChatGPT excels at contextual, open-ended discussions.
What the Action Button Update Offers
The feature turns the Action button into a “one-press portal” to ChatGPT’s voice capabilities. According to MacRumors, this eliminates the previous friction of opening the app and selecting voice mode manually.
The Action button, introduced with the iPhone 15 Pro, was already versatile for shortcuts like camera access or flashlight control. OpenAI’s integration now adds instant AI assistant access to its capabilities.
Step-by-Step Setup Guide
Configuring ChatGPT on your Action button takes just a few minutes:
- Install the ChatGPT app from App Store and sign in
- Navigate to Settings > Action Button on your iPhone
- Under Controls, tap the chevron next to your current shortcut
- Search for ChatGPT in the search bar
- Select “Open ChatGPT Voice”
After setup, holding the Action button instantly launches ChatGPT’s voice interface. First-time users need to grant microphone access when prompted.
Seamless User Experience
The integration provides remarkably smooth performance. Voice chats now appear in the same thread as text conversations, maintaining context between typing and speaking.
Multitasking is supported – exiting the app mid-conversation minimizes the chat to the Dynamic Island, showing whether ChatGPT is listening or responding. To end sessions, users tap the Dynamic Island and select “End” within the app.
Limitations and Capabilities
This integration doesn’t make ChatGPT a system-level assistant. It cannot perform iOS tasks like setting reminders, opening apps, or checking calendars – Siri maintains control over native functions.
However, for users seeking richer conversational interactions, the Action button shortcut represents a significant upgrade. The feature signals the rapidly evolving AI assistant landscape, with companies like OpenAI, Google, and Anthropic challenging Apple’s voice assistant dominance.
For iPhone 15 Pro owners, this shortcut provides the simplest method to upgrade their device’s AI capabilities. Whether dictating messages, brainstorming ideas, or exploring creative AI applications, ChatGPT is now accessible with a single button press.



