Bitcoin tumbles nearly 4% to about $81,300 as an AI-stock selloff and an oil-price spike from a Houthi drone strike drag crypto lower together.

Sentiment 34/100 (Cautious)

Crypto sold off sharply on Thursday, with Bitcoin falling nearly 4% from Wednesday's high near $84,800 to around $81,300, and Ethereum, Solana and XRP dropping alongside it, XRP hardest at almost 5%.