Fact · Dictation in your apps
OpenAI says that when you press the microphone icon in ChatGPT, the recorded audio is sent to its models to be transcribed, and the returned text can be edited before you send it.
Checked against its source on October 17, 2026
In the source's own words
“When you press the microphone icon to record an audio message, the recorded audio is sent to our models to be transcribed.”
Voice Dictation - FAQ (OpenAI Help Center), OpenAI, OpenAI Help Center, 2026, How does voice dictation work?.
Open the original- What it measures
- OpenAI's Voice Dictation FAQ answers the question 'How does voice dictation work?' in the ChatGPT Data Controls section.
- What it does not show
- The FAQ does not name the speech model, the data centre or the region where transcription runs, so it does not settle which engine ChatGPT dictation uses.
Source
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