Nvidia was last higher by about 7% on Tuesday, with the rally gaining steam throughout the session. The stock at one point shortly after the open was in the red. That bounce comes

Tuesday’s session followed a start to the week that marked Nvidia’s worst day in years, as a roughly 17% drop led to a loss of nearly $600 billion in market value.

Nvidia shares' 9% recovery Tuesday was the second-best day in terms of market cap added for any company ever, trailing only a record it set in July.

The Chinese AI service has Wall Street worried that it will be cheaper than expected to develop models. But as chip stocks sink, some analysts see a silver lining.