2020–present: Let the Canary Sing, farewell tour, Grammy Salute, Las Vegas residency
On January 26, 2020, Lauper sang a chorus from the song "I Sing the Body Electric" of the soundtrack from the teen musical drama film Fame (1980) at the 62nd Annual Grammy Awards ceremony held in Los Angeles. Other performers were Ben Platt, Camila Cabello, Debbie Allen, who starred in the original film, and more. It was a sendoff to long time Grammy Awards television producer Kenneth Ehrlich. He retired after a four-decade run of producing the show.
On April 23, 2020, Lauper participated in an online fundraising concert to raise money for LGBTQ nightlife workers who struggled financially because of the COVID-19 pandemic. Lauper ended the concert performing "True Colors". The concert was initiated by the Stonewall Inn Gives Back nonprofit organization of the historic Greenwich Village gay bar. Other performing artists were Kate Pierson of the B-52s, Our Lady J, Rufus Wainwright and Darren Hayes of Savage Garden amongst others.
In 2020, Lauper and Rob Hyman co-wrote the track "Secret to the Formula" for The SpongeBob Movie: Sponge on the Run.
In November 2020, Lauper dueted with former top-10 American Idol finalist Casey Abrams on a cover version of the 1965 protest song "Eve of Destruction," written by P. F. Sloan.
In November 2021, Lauper featured as guest vocalist on the track "Blame it on Christmas" by Shea Diamond. An official video was released the following month.
Lauper performed at the 2022 MusiCares Person of the Year Tribute Show honoring Joni Mitchell on April 1.
In May 2022, it was announced that Alison Ellwood would direct a career retrospective documentary about Lauper. The film, entitled Let the Canary Sing, encased Lauper's 40-plus-year career, and was produced by Sony Music Entertainment. The documentary premiered in June 2023.
In December 2022, Lauper and Alex Nolan performed "True Colors" at a White House celebration. That day, president Joe Biden signed the Respect for Marriage Act into law. Quote, 'The new law provides federal recognition to same-sex marriages, a measure born out of concern that the Supreme Court could reverse its legal support of such relationships'.
In January 2023, she was among the nominees for the Rock and Roll Hall of Fame, "Seeing my name on this year's ballot with so many talents that I admire means so much to me," she adds. "It has been a lifetime privilege to reach so many different kinds of fans with a message of following your own path (and having fun along the way, too)," said Lauper. Lauper was not inducted in 2023, but was selected for induction in 2025.
In July 2023, Lauper released the track "Oh Dolores". The song was written for the black comedy horror television series The Horror of Dolores Roach, released on Prime Video in July 2023. Lauper also had a recurring guest role in the series, though it was canceled after one season.
The soundtrack single "Gonna Be You" from the movie 80 for Brady was released in January 2023. The song was written by Diane Warren, and performed by Dolly Parton, Belinda Carlisle, Cyndi Lauper, Debbie Harry and Gloria Estefan. The official music video shows Parton, Carlisle, Lauper, and Estefan performing while wearing football jerseys similar to the ones worn by the women in the film, interspersed with clips from the film.
February 2024 brought major news for Lauper. She announced collaboration with Pophouse (owned by Björn Ulvaeus) after they bought parts of her song catalog, including "True Colors" and "Girls Just Wanna Have Fun" but not her Broadway music. Future projects would include a television series and a festival, as well as an immersive theater experience.
Let the Canary Sing, a documentary directed by Alison Ellwood about Lauper's career debuted on Paramount+ on June 4, 2024. The soundtrack for the documentary had been released on May 31, 2024. One day before the release of Let the Canary Sing, Lauper announced that she would be holding one last series of concerts before retiring from touring. Her Girls Just Wanna Have Fun Farewell Tour began in Montreal, Canada, on October 18, 2024, and initially ended on August 30, 2025, at the Hollywood Bowl. Lauper stated she wanted to host the farewell tour to properly thank her fans while she was still in good shape. On June 29, 2024, Lauper performed at the Glastonbury Festival in Pilton, Somerset, England. In later time, it was reported that an upcoming concert at the Atlantis Paradise Island in Paradise Island, Bahamas would also be part of the tour Girls Just Want to Have Fun tour as well.
On October 5, 2025, her "Grammy Salute" special, which was held at the Hollywood Bowl, aired on CBS and Paramount+. The next day, the singer announced her first-ever residency, Cyndi Lauper: Live in Las Vegas, taking place at the Colosseum at Caesars Palace, with the first of at least five headline concerts being held on April 24, 2026.
On November 8, 2025, Lauper was inducted into the Rock and Roll Hall of Fame.
On July 23, 2026, Mattel released a WWE 3-pack set of action figures on Mattel Creations.com, as well as part of the WWE's 2026 San Diego Comic-Con merchandise, as part of Mattel Creations' "WWE Rock 'n' Wrestling" edition which includes Lauper, Captain Lou Albano and Rowdy Rowdy Piper. This 3-pack action figure set, which would mark the first time Lauper was included as a WWE action figure, pays tribute to the June 16, 1984 episode of Piper's Pit where Lauper and Albano clashed.