Fact · Voice privacy and security
Microsoft says that in batch transcription the customer chooses where the audio and transcripts are stored, and controls their retention.
Checked against its source on October 17, 2026
In the source's own words
“The customer controls the storage of this data, including the retention of such data.”
Data, privacy, and security for Speech to text, Microsoft, Microsoft Learn, 2026, How does speech to text process data? Batch transcription.
Open the original- What it measures
- Batch transcription processes recorded files, unlike real-time speech to text, which processes a live stream. The customer specifies the storage location of both the input audio and the output files.
- What it does not show
- The sentence covers batch transcription only. Microsoft's page describes real-time processing separately, with no data stored at rest.