WeChat Tests AI Editing: WeLM Model & Billion-Dollar Compute Bill

APPSO · wechat · 2026-08-23

WeChat is gray-testing an "AI Editing" feature in chat windows, offering 11 presets like beauty filters and text blurring, powered by its custom WeLM model. The analysis highlights WeChat's strategy: using techniques like HiddenDecoding to optimize inference efficiency and curb costs for its 1.4 billion MAU. Tencent's financials reveal a 176% surge in capital expenditure due to AI infrastructure, with new AI products dragging down operating profit by 10.5 billion RMB. WeChat aims to integrate its AI assistant "Xiaowei" across existing scenarios rather than as a standalone app.

Original post →

More from Infra

Infra channel →