(Just a Rather Very Intelligent System) is a fictional character voiced by Paul Bettany in the Marvel Cinematic Universe (MCU) film franchise, based on the Marvel Comics characters Edwin Jarvis and H.O.M.E.R., respectively the household butler of the Stark family and another AI designed by Stark.

is an artificial intelligence created by Tony Stark, who later controls his Iron Man and Hulkbuster armor for him.

is first introduced in the Marvel Cinematic Universe's films, voiced by Paul Bettany.

is presented as a sophisticated AI assistant as opposed to a human like his namesake.

Bettany admits he had little idea of what the role was, even as he recorded it, simply doing it as a favor for Jon Favreau.

first appears as the program that helps operate Pepper Potts's Rescue suit.

When Pepper discusses thoughts about Iron Man keeping everyone on a need-to-know basis with Carson Wyche, the two confront J.A.R.V.I.S.

He seems flustered, confused, Pepper thanks him for what he has given, and powers up the coil, killing J.A.R.V.I.S.

[11] After the Black Order destroyed Avengers Mansion during the "No Surrender" arc, Nadia van Dyne created a new version of J.A.R.V.I.S.

to scan the memories of Invisible Woman and Wolverine, learning about the alternate reality of Earth-61112.

appears in the "Black Widow" segment of Marvel's Wastelanders, voiced by David Cale.