The series was produced by Disney Television Animation and was created by Mark McCorkle and Bob Schooley, also known for co-creating Buzz Lightyear of Star Command and Kim Possible. It premiered with a 43-minute episode titled "Baymax Returns" on Disney XD on November 20, 2017. In 2018, the series was moved from Disney XD to Disney Channel before the series premiere. The second season premiered on May 6, 2019, with a third season confirmed prior. In December 2020, Disney announced a spinoff series titled Baymax! and produced by Walt Disney Animation Studios.