Fact · Speech recognition
Android's recognizer intent documents a silence length that is the time after the recognizer stops hearing speech before the input is treated as complete and the session ends.
Checked against its source on October 17, 2026
In the source's own words
“The amount of time that it should take after the recognizer stops hearing speech to consider the input complete hence end the recognition session.”
RecognizerIntent (Android Developers reference), Google, Android Developers, n.d., EXTRA_SPEECH_INPUT_COMPLETE_SILENCE_LENGTH_MILLIS.
Open the original- What it measures
- A setting that apps can pass to the recognizer. The documentation says it is extremely rare to set it.
- What it does not show
- The page says that depending on the recognizer implementation this value may have no effect, so results vary between devices.