By Luz Ding, Bloomberg

DeepSeek said it has upgraded the R1 artificial intelligence model that helped propel the Chinese startup to global prominence at the start of this year.

The company completed what it described as a “minor trial upgrade” and is allowing users to start testing it, it said in an official WeChat group on Wednesday. Details of the upgrade weren’t provided and the company didn’t respond to an email seeking further comment.

The Hangzhou-based startup stunned the global tech industry in January when it unveiled the original R1, a reasoning AI model that outperformed Western players on several standardized metrics, purportedly at a cost of just several million dollars. It triggered a reconsideration of heavy investments in acquiring AI computational resources and a flurry

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