The artificial intelligence (AI) ecosystem was rocked recently by news that Chinese start-up DeepSeek had developed a cost-effective and competent large language model on the cheap. That revelation called into question the tens of billions of dollars that are being poured into the buildout of AI infrastructure,

Artificial intelligence (AI) has been the hottest sector on Wall Street for more than two years. First up is IonQ (NYSE: IONQ). As of this writing, shares of IonQ are up more than 275% over the past 12 months.

Artificial intelligence (AI) investing experienced a shakeup at the end of January with the release of DeepSeek's R1 model. This model was reported to have been trained far more cheaply than its U.S. counterparts and performed similarly in some areas. This caused a short-term panic in some AI stocks, but some have recovered.