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  "markdown": "Co-founder and chief scientist, ModelBest.\n\nLiu Zhiyuan co-founded ModelBest, a 2022 spin-off from Tsinghua University's NLP laboratory, and is its chief scientist. He is a professor in Tsinghua's computer science department and speaks for the company on large models and on-device AI.\n\n## What Liu builds\n\n- [MiniCPM-o 4.5](https://www.anchorterminal.com/tools/minicpm-o-4-5.md), graded C, 61/100, in Open-weight models. MiniCPM-o 4.5 is OpenBMB's open-weight omni-modal model of 9.4B parameters that takes images, video, audio and text and answers in text and speech, including full-duplex live conversation and voice cloning from a reference clip, under Apache 2.0. Co-founder and chief scientist, ModelBest, researched 2026-10-28.\n- [MiniCPM5-2B](https://www.anchorterminal.com/tools/minicpm5-2b.md), graded C, 60.2/100, in Open-weight models. MiniCPM5-2B is OpenBMB's open-weight dense language model of 2.5B parameters for on-device and local use, with thinking, XML tool calls and a 131,072-token context, published on Hugging Face in BF16, GGUF, MLX and GPTQ under Apache 2.0. Co-founder and chief scientist, ModelBest, researched 2026-10-28.\n\n## Works with\n\n- [Lei Shengtao](https://www.anchorterminal.com/people/lei-shengtao/), Co-founder and president, ModelBest\n- [Li Dahai](https://www.anchorterminal.com/people/li-dahai/), Co-founder and CEO, ModelBest\n- [Zeng Guoyang](https://www.anchorterminal.com/people/zeng-guoyang/), Co-founder and CTO, ModelBest\n\n## Backed by\n\n- [Zhihu](https://www.anchorterminal.com/investors/zhihu/)\n- [Zhipu AI](https://www.anchorterminal.com/investors/zhipu-ai/)\n- [Primavera Capital Group](https://www.anchorterminal.com/investors/primavera-capital-group/)\n- [Huawei](https://www.anchorterminal.com/investors/huawei/)\n- [Beijing Artificial Intelligence Industry Investment Fund (北京市人工智能产业投资基金)](https://www.anchorterminal.com/investors/beijing-artificial-intelligence-industry-investment-fund/)\n- [Loongson Capital](https://www.anchorterminal.com/investors/loongson-capital/)\n- [CDH Investments](https://www.anchorterminal.com/investors/cdh-investments/)\n- [Zhongguancun Science City Fund (中关村科学城基金)](https://www.anchorterminal.com/investors/zhongguancun-science-city-fund/)\n- [SAIF Partners](https://www.anchorterminal.com/investors/saif-partners/)\n- [Zero2IPO](https://www.anchorterminal.com/investors/zero2ipo/)\n- [Hongtai Fund (洪泰基金)](https://www.anchorterminal.com/investors/hongtai-fund/)\n- [Guozhong Capital (国中资本)](https://www.anchorterminal.com/investors/guozhong-capital/)\n- [Tsinghua Holdings Jinxin (清控金信)](https://www.anchorterminal.com/investors/tsinghua-holdings-jinxin/)\n- [Guoke Investment (国科投资)](https://www.anchorterminal.com/investors/guoke-investment/)\n- [Miju Capital (米聚资本)](https://www.anchorterminal.com/investors/miju-capital/)\n- [Heji Investment (和基投资)](https://www.anchorterminal.com/investors/heji-investment/)\n- [China Telecom](https://www.anchorterminal.com/investors/china-telecom/)\n- [CITIC Securities](https://www.anchorterminal.com/investors/citic-securities/)\n- [CITIC](https://www.anchorterminal.com/investors/citic/)\n- [Shenzhen Capital Group](https://www.anchorterminal.com/investors/shenzhen-capital-group/)\n- [Inovance Technology](https://www.anchorterminal.com/investors/inovance-technology/)\n- [Daohe Long-term Investment (道禾长期投资)](https://www.anchorterminal.com/investors/daohe-long-term-investment/)\n- [Guotai Junan](https://www.anchorterminal.com/investors/guotai-junan/)\n- [Wuyuefeng (武岳峰科创)](https://www.anchorterminal.com/investors/wuyuefeng/)\n- [Jingguorui (京国瑞)](https://www.anchorterminal.com/investors/jingguorui/)\n- [Moutai Fund (茅台基金)](https://www.anchorterminal.com/investors/moutai-fund/)\n- [CICC Porsche (中金保时捷)](https://www.anchorterminal.com/investors/cicc-porsche/)\n\n## Questions\n\n### Who is Liu Zhiyuan?\n\nLiu Zhiyuan co-founded ModelBest, a 2022 spin-off from Tsinghua University's NLP laboratory, and is its chief scientist. He is a professor in Tsinghua's computer science department and speaks for the company on large models and on-device AI.\n\n### What does OpenBMB (ModelBest and Tsinghua NLP Lab) make?\n\nAnchor Terminal lists MiniCPM-o 4.5 and MiniCPM5-2B from OpenBMB (ModelBest and Tsinghua NLP Lab). MiniCPM-o 4.5 is OpenBMB's open-weight omni-modal model of 9.4B parameters that takes images, video, audio and text and answers in text and speech, including full-duplex live conversation and voice cloning from a reference clip, under Apache 2.0.\n\n### Who has invested in OpenBMB (ModelBest and Tsinghua NLP Lab)?\n\nThe sources our research read name Zhihu, Zhipu AI, Primavera Capital Group, Huawei, Beijing Artificial Intelligence Industry Investment Fund (北京市人工智能产业投资基金), Loongson Capital, CDH Investments, Zhongguancun Science City Fund (中关村科学城基金), SAIF Partners, Zero2IPO, Hongtai Fund (洪泰基金), Guozhong Capital (国中资本), Tsinghua Holdings Jinxin (清控金信), Guoke Investment (国科投资), Miju Capital (米聚资本), Heji Investment (和基投资), China Telecom, CITIC Securities, CITIC, Shenzhen Capital Group, Inovance Technology, Daohe Long-term Investment (道禾长期投资), Guotai Junan, Wuyuefeng (武岳峰科创), Jingguorui (京国瑞), Moutai Fund (茅台基金) and CICC Porsche (中金保时捷).\n\n### How are Liu's tools graded?\n\nMiniCPM-o 4.5 is graded C, 61 out of 100; MiniCPM5-2B is graded C, 60.2 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.\n\n## Sources\n\n- https://raw.githubusercontent.com/OpenBMB/MiniCPM-o/main/README.md\n- https://modelbest.cn\n- https://openbmb.cn/en/about\n- https://en.wikipedia.org/wiki/ModelBest\n- https://huggingface.co/openbmb/MiniCPM5-2B\n- https://raw.githubusercontent.com/OpenBMB/MiniCPM/main/README.md\n\nThese are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.\n",
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