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OpenAI-backed legal tech firm pivots to Chinese Kimi K3 open-weight model

OpenAI-backed legal tech firm pivots to Chinese Kimi K3 open-weight model
South China Morning Post Friday 21 August 2026, 14:00 UTC By Xinmei Shen 1 min read
Key Points

A US artificial intelligence start-up backed by OpenAI has built its first in-house model on Chinese lab Moonshot AI’s Kimi K3, highlighting a growing shift by Western tech firms towards Chinese open-weight systems amid soaring development costs. San Francisco-based legal tech provider Harvey, whose high-profile backers also include Sequoia Capital and Andreessen Horowitz, said on Thursday that its new model, Harvey Tenet, was post-trained on top of the open-weight Kimi K3 base.

A US artificial intelligence start-up backed by OpenAI has built its first in-house model on Chinese lab Moonshot AI’s Kimi K3, highlighting a growing shift by Western tech firms towards Chinese open-weight systems amid soaring development costs. San Francisco-based legal tech provider Harvey, whose high-profile backers also include Sequoia Capital and Andreessen Horowitz, said on Thursday that its new model, Harvey Tenet, was post-trained on top of the open-weight Kimi K3 base. The company said... [Image text:] Moonshot Al 1:04 I Kimi Instant 5G KI K3 MI K
Chinese (ORG) US (LOCATION) Moonshot AI’s (ORG) Kimi K3 (PERSON) San Francisco (LOCATION) Harvey (PERSON) Sequoia Capital (ORG) Andreessen Horowitz (PERSON) Harvey Tenet (PERSON) Kimi (PERSON)
Originally published by South China Morning Post Read original →

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