The murals of Diego Rivera, José Clemente Orozco, and David Alfaro Siqueiros transformed Mexican public space in the 1920s and 1930s and influenced public art practice across the world. They were also, by the standards of their moment, instruments of a very specific political project: the post-revolutionary Mexican state's effort to construct a national identity that could hold together a country fractured by decades of conflict. The art was great, and it was also commissioned.

Mexico City's Muros Libres programme, launched in 2023 under Mayor Clara Brugada, is operating in a different political register — but with comparable ambition and a more explicit commitment to the artists themselves. The programme pays participating muralists MXN 180,000 per large-scale work, a rate set deliberately above commercial illustration rates to establish public mural commission as a viable professional income source.

The 800 murals completed through 2025 span every borough of the city, with a concentration in districts — Iztapalapa, Gustavo A. Madero, Tláhuac — that have historically received minimal arts investment. Selection panels that include community representatives, professional curators, and artists determine both site selection and artist commissions, with a stated preference for residents of the communities where works will be placed.

The cultural impact has been difficult to quantify and impossible to ignore. International art press that previously covered Mexico City primarily through the lens of its established gallery scene has redirected significant attention to the street works; three Muros Libres artists have been invited to residencies at European institutions; and the programme's open submission process has surfaced artists with no prior gallery representation who are now internationally exhibited.

"Rivera painted for the people because the state asked him to," said programme curator Elena Ríos. "We are paying the people to paint for themselves. The difference is everything."