PAYAI token experienced a remarkable 103% surge in the past 24 hours, reaching 0.015 USDT, as x402 sector tokens generally rose on December 20. The fear and greed index indicated a significant increase in market sentiment, reflecting heightened buying pressure. Other notable gainers included Dreams, DEXTER, and PING, which climbed 55.49%, 84.87%, and 84.71%, respectively, highlighting strong interest in altcoins within the sector.