Useless Coin (USELESS) perpetual futures on Polymarket track the spot price of Useless Coin in USD, with no expiry. Useless Coin is a memecoin launched on Solana in May 2025 via the LetsBONK.fun launchpad. It has no formal utility, and its price is driven primarily by community interest and speculation. Its branding leans into that openly, presenting the token as one that does nothing and promises nothing.