Chrome Flags Reference

Chrome command line switches and startup flags for automation, headless mode, and debugging.

--use-cras

What does --use-cras do?

Use CRAS, the ChromeOS audio server.

Usage

CLILaunch Chrome with --use-cras using CLI

chrome --use-cras

PuppeteerLaunch Chrome with --use-cras using Puppeteer

const browser = await puppeteer.launch({
  args: ['--use-cras']
});

PlaywrightLaunch Chrome with --use-cras using Playwright

const browser = await chromium.launch({
  args: ['--use-cras']
});

SeleniumLaunch Chrome with --use-cras using Selenium

from selenium import webdriver

options = webdriver.ChromeOptions()
options.add_argument('--use-cras')

driver = webdriver.Chrome(options=options)

Build Conditions

ENABLE_PASSTHROUGH_AUDIO_CODECSCHROMEOSFUCHSIALINUX || IS_CHROMEOS || BUILDFLAG(IS_FREEBSD) || \WINUSE_CRAS