A Chinese artificial-intelligence company has Silicon Valley raving, calling it "amazing and impressive,"despite working with less-advanced chips.

Chinese AI lab DeepSeek shakes up Silicon Valley with top-performing language model, challenging American tech dominance.

U.S. search engine startup Perplexity AI has revised the merger proposal it had submitted to TikTok's Chinese parent ByteDance to create a new entity combining Perplexity and TikTok U.S., a person familiar with the proposal told Reuters on Sunday.

Perplexity AI has presented a new proposal to TikTok’s parent company that would allow the U.S. government to own up to 50% of a new entity that merges Perplexity with TikTok’s U.S. business, according to a person familiar with the matter.