{"id":147332,"date":"2026-08-21T14:25:12","date_gmt":"2026-08-21T14:25:12","guid":{"rendered":"https:\/\/www.europesays.com\/ai\/147332\/"},"modified":"2026-08-21T14:25:12","modified_gmt":"2026-08-21T14:25:12","slug":"openai-backed-legal-tech-firm-pivots-to-chinese-kimi-k3-open-weight-model","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ai\/147332\/","title":{"rendered":"OpenAI-backed legal tech firm pivots to Chinese Kimi K3 open-weight model"},"content":{"rendered":"<p>A US artificial intelligence start-up backed by OpenAI has built its first in-house model on Chinese lab <a target=\"_self\" class=\"e1yy41x40 ef9u0v01 css-1ankfgb ecgc78b0\" href=\"https:\/\/www.scmp.com\/tech\/article\/3362143\/moonshots-kimi-k3-triggers-silicon-valley-debate-over-bans-chinese-open-source-models?module=inline&amp;pgtype=article\" title=\"\" data-qa=\"BaseLink-renderAnchor-StyledAnchor\" rel=\"nofollow noopener\">Moonshot AI\u2019s Kimi K3,<\/a> highlighting a growing shift by Western tech firms towards Chinese open-weight systems amid soaring development costs.<\/p>\n<p datatype=\"p\" data-qa=\"Component-Component\" class=\"e8zc9q40 css-1c6uqr6 ec74h0k1\">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.<\/p>\n<p datatype=\"p\" data-qa=\"Component-Component\" class=\"e8zc9q40 css-1c6uqr6 ec74h0k1\">The company said the system achieved \u201cstate-of-the-art\u201d performance in complex legal work.<\/p>\n<p>The release marks a significant departure for Harvey, which serves major international law firms and enterprise clients. The start-up previously focused on customising closed proprietary models from US leaders such as Anthropic, <a target=\"_self\" class=\"e1yy41x40 ef9u0v01 css-1ankfgb ecgc78b0\" href=\"https:\/\/www.scmp.com\/topics\/openai?module=inline&amp;pgtype=article\" title=\"\" data-qa=\"BaseLink-renderAnchor-StyledAnchor\" rel=\"nofollow noopener\">OpenAI<\/a> and Google for legal applications.<\/p>\n<p datatype=\"p\" data-qa=\"Component-Component\" class=\"e8zc9q40 css-1c6uqr6 ec74h0k1\">Harvey\u2019s pivot was \u201ca great example of open-weight models\u201d enabling developers to post-train systems on specific industry or corporate data for higher accuracy and lower inference costs, AI policy researcher Simon Hedlin wrote on X on Friday.<\/p>\n<p datatype=\"p\" data-qa=\"Component-Component\" class=\"e8zc9q40 css-1c6uqr6 ec74h0k1\">Post-training is the process of refining a general-purpose base model with specialised data sets to excel at specific tasks.<\/p>\n<p><img decoding=\"async\" alt=\"There is a growing shift by Western tech firms towards Chinese open-weight systems amid soaring development costs. Photo: Getty Images\" data-qa=\"BaseImage-handleRenderImage-StyledImage\" class=\"e1gf69pb2 css-6ikqhs e445x7d0\" loading=\"lazy\" src=\"https:\/\/www.europesays.com\/ai\/wp-content\/uploads\/2026\/08\/83fa7b6a-091c-451a-b2f9-b1c988146a3a_c79ce972.jpg\" title=\"There is a growing shift by Western tech firms towards Chinese open-weight systems amid soaring development costs. Photo: Getty Images\"\/>There is a growing shift by Western tech firms towards Chinese open-weight systems amid soaring development costs. Photo: Getty Images<\/p>\n","protected":false},"excerpt":{"rendered":"A US artificial intelligence start-up backed by OpenAI has built its first in-house model on Chinese lab Moonshot&hellip;\n","protected":false},"author":2,"featured_media":147333,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[24,53,28811,6010,132,10736,56012,9603,58,157,969,6020,72357,7823,156],"class_list":["post-147332","post","type-post","status-publish","format-standard","has-post-thumbnail","category-openai","tag-ai","tag-anthropic","tag-att","tag-deepseek","tag-google","tag-harvey","tag-kimi-k3","tag-moonshot-ai","tag-nvidia","tag-openai","tag-san-francisco","tag-sequoia-capital","tag-simon-hedlin","tag-the-information","tag-us"],"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts\/147332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/comments?post=147332"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts\/147332\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/media\/147333"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/media?parent=147332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/categories?post=147332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/tags?post=147332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}