May 2026 comprehensive scan of domestic AI agent vendors: ByteDance, Baidu, Alibaba, Tencent, 360, Huawei — who is truly delivering value? In May 2026, a clear watershed moment emerged in the domestic AI agent track: previously, everyone was competing over "how large the model parameters are" and "how low the token cost has dropped," but... AI AI Agent 智能体厂商 百度