Fact · Dictation in your apps
Chromium's Dictation source tracks, for each locale, whether offline speech recognition is supported and whether the matching language pack is installed.
Checked against its source on October 17, 2026
In the source's own words
“Stores whether locales are supported by offline speech recognition and ... if the corresponding language pack is installed.”
dictation.h, the ChromeOS Dictation source header (Chromium), Chromium Project (Google), undated, LocaleData struct and the comment above GetAllSupportedLocales.
Open the original- What it measures
- The header declares a LocaleData structure with a works_offline flag. It belongs to the code that decides which language the Dictation locale uses.
- What it does not show
- The header lists no languages, so it cannot tell you which languages work offline on a particular Chromebook or release.