Tech Roundup: Zhipu ZCode Open-Sourced, vivo X500 Launched, AMD Hits $1 Trillion
On September 21, 2026, Zhipu AI open-sourced its ZCode developer tool after addressing community privacy concerns, while vivo unveiled the X500 smartphone series starting at 5,499 yuan. Additionally, AMD briefly reached a historical milestone by crossing a $1 trillion market capitalization during intraday trading. Zhipu AI's move to open-source ZCode highlights growing user demand for transparency and security in AI coding assistants. Concurrently, mobile hardware advancements and semiconductor market capitalization gains reflect intense competition across the broader technology ecosystem. Zhipu ZCode apologized to users and completed security rectifications after facing allegations regarding unauthorized code uploading. In other updates, Honor joined Huawei, vivo, OPPO, and Xiaomi as all five major Chinese smartphone vendors integrated official access to China's national Earthquake Early Warning Network.
## BACKGROUND
ZCode is an AI-powered development environment designed by Zhipu AI that uses its GLM series models to assist with code planning, generation, and code review directly in developers' workflows. Meanwhile, Chinese smartphone makers collaborate with national seismological agencies to deliver integrated, low-latency push notifications for natural disasters.