Fact · Dictation in your apps
MDN's compatibility data notes that Chrome's prefixed version needs the code to be served through a web server for recognition to work.
Checked against its source on October 17, 2026
In the source's own words
“You'll need to serve your code through a web server for recognition to work.”
api/SpeechRecognition.json (MDN browser-compat-data), MDN Web Docs (Mozilla), GitHub, 2026, Chrome support note.
Open the original- What it measures
- The note sits in the Chrome entry of the SpeechRecognition compatibility record.
- What it does not show
- A page opened from a local file may not get recognition in that browser. Serve the page over HTTP or HTTPS while you test.