Album mini dirilis pada 18 November 2021, melalui beberapa portal musik, termasuk [[Melon (layanan musik onlinedaring)|MelOn]], [[Spotify]] dan [[Apple Music]].<ref>{{Cite web|title=I AM ME. - 위키미키 (Weki Meki)|url=http://www.melon.com/album/detail.htm?albumId=10781783|access-date=2022-01-29|website=멜론|language=ko}}</ref><ref>{{Citation|title=I AM ME.|date=2021-11-18|url=https://open.spotify.com/album/5nm3lAFvYrzM5aYmPw7JyB|language=en|access-date=2022-01-29}}</ref><ref>{{Citation|title=I AM ME. - EP by Weki Meki|date=2021-11-18|url=https://music.apple.com/us/album/i-am-me-ep/1594984918|language=en-US|access-date=2022-01-29}}</ref> Video musik untuk lagu utama dirilis pada hari yang sama.<ref>{{Citation|title=Weki Meki 위키미키 - Siesta M/V|url=https://www.youtube.com/watch?v=kYt8gxlthWs|language=en|access-date=2022-01-29}}</ref> Fantagio menyelenggarakan acara showcase album yang disiarkan melalui layanan streaming [[V Live|VLIVE]].<ref>{{Cite web|title=[V LIVE] Weki Meki 5th Mini Album [I AM ME.] COMEBACK LIVE|url=https://www.vlive.tv/video/268716|access-date=2022-01-29|website=www.vlive.tv|language=en}}</ref>
