Merely a day after the Chinese technology behemoth introduced its latest Qwen 3.5 open-source compact models, Alibaba’s Qwen AI initiative has witnessed the departure of a prominent technical figure.
On Tuesday, Junyang Lin, a pivotal technical head within Alibaba’s Qwen team, announced via a message on X his “resignation” from the initiative, offering no further details. His LinkedIn professional summary indicates he commenced employment at Alibaba in July 2019 and integrated into the Qwen project in April 2023.
This sudden exit, which elicited considerable responses from co-workers and sector collaborators, occurs amidst escalating worldwide rivalry among AI creators, as firms hasten to construct systems comparable to those from OpenAI, Google, and Anthropic.
The Qwen suite of models from Alibaba has become recognized as one of China’s foremost open-source AI endeavors, with its latest versions frequently achieving benchmark outcomes comparable to systems from preeminent American innovators. The Chinese technology giant launched the system in April 2023 and made it publicly accessible that September, subsequent to obtaining official authorization.
On Monday, Alibaba unveiled its Qwen 3.5 Compact Model lineup, comprising four models encompassing 0.8B, 2B, 4B, and 9B parameters. The company stated that these systems are inherently multimodal, tailored for applications ranging from AI integration directly on devices to agile agents. The release garnered notice from prominent individuals in the AI sector, including Elon Musk, who remarked on X that these models exhibited “impressive intelligence density.”
Lin’s exit occurred precisely when the Qwen team was advancing with fresh launches, eliciting remarkably vigorous responses from colleagues and partners who characterized his contribution to the initiative as pivotal.
Wenting Zhao, a researcher affiliated with the Qwen initiative, characterized Lin’s exit as “a bygone epoch,” expressing gratitude on X for his role in propelling the initiative’s progress in open-source AI and technical development. Yuchen Jin, CTO of the AI infrastructure nascent company, Hyperbolic, stated Lin was instrumental in linking Qwen with the worldwide developer collective, recounting extensive nocturnal teamwork with the group amidst system introductions. Tiezhen Wang, leader of the APAC developer network at Hugging Face, similarly labeled Lin’s exit as “a profound detriment” for the Qwen project.
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The specifics regarding Lin’s resignation are yet to be clarified. Lin failed to reply to an inquiry for his viewpoint.
Chen Cheng, an associate of the Qwen initiative, expressed profound distress upon hearing the announcement. In his message on X, Cheng seemed to be communicating personally with Lin, stating “I am aware your departure was not voluntary” and mentioned the collective had collaborated on system introductions merely hours beforehand.
Binyuan Hui, an additional individual from the Qwen group, revised his X profile to identify himself as “formerly MTS @Alibaba_Qwen.” Nonetheless, it remains ambiguous whether he has departed the organization or precisely when this alteration occurred.
Alibaba offered no reply to an inquiry regarding the rationale behind the transition nor concerning the organizational framework of the Qwen group.
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