Mix 103.1, with the call-sign KMXS, is a radio station serving Anchorage, Alaska, under the ownership of Alpha Media LLC. It broadcasts a Hot AC format.

Its weekly schedule features short news reports with weather and traffic updates, educational trivia segments, and various music shows in which the station's team of DJs showcase their playlists with a mix of the hottest songs from the '90s until today. Its lineup also includes live entertainment shows that bring listeners the latest news of the entertainment showbiz and contests and provide call-in segments.

Mix 103.1's internet live stream service is geographically limited and it is only available in the US.

Popular shows and hosts

• Mix Morning J.A.M. with Jow and Matt
• Jeremy
• Colleen Bailey