What is corespeechd on a Mac? Speech recognition
What the corespeechd process does in macOS, why it can use CPU or memory, and whether you can stop it.
What is corespeechd?
corespeechd handles speech recognition for Siri and dictation, including listening for the Siri phrase when that is on.
Why is corespeechd using CPU or memory?
It uses a little CPU while listening is on, and more during dictation.
Can I stop corespeechd?
Turn off Listen for Siri or dictation in System Settings if you do not use them.
assistantd is the Siri service itself.
Common questions
Is corespeechd safe on a Mac?
Yes. It is part of macOS. corespeechd handles speech recognition for Siri and dictation, including listening for the Siri phrase when that is on..
Can I quit corespeechd?
Turn off Listen for Siri or dictation in System Settings if you do not use them..