A Request object’s credentials mode defaults to “omit” in Chrome right now. A spec change recently changed the default to “same-origin”, thus providing credentials to same-origin requests instead of omitting them.



Established standard

Status in Chromium


Enabled by default (tracking bug) in:

  • Chrome for desktop release 68
  • Chrome for Android release 68
  • Android WebView release 68

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.


Search tags

fetch, credentials, credentials mode, fetch api, request,

Last updated on 2020-11-09