While X users suspected the post might be the result of a hack, West's official website teases YZY cryptocurrency as a payment option.
Just two weeks ago, Ye said memecoins "prey on the fans with hype," though the artist has apparently changed his mind.
A Polymarket prediction marketplace still gives the erratic star a 13% chance of dropping a memecoin before the end of the month.
The rapper asked a rhetorical question about "a coin" earlier on Friday, raising speculation whether he would launch a token.