xAI wrote that the post praising Hitler and sharing other antisemitic rhetoric was an "unacceptable error from an earlier model iteration, swiftly deleted," and condemned "Nazism and Hitler unequivocally," writing that Hitler's actions were "genocidal terrors."

Elmo's X account posted antisemitic and racist posts after it was hacked on Sunday, a spokesperson for the makers of "Sesame Street" said in a statement.