Gemma 4 for Telephony: I Replaced Two AI Models With One in My Voice Phone Agent — Until I Switched to ChineseI replaced faster-whisper + Gemma 4 with a single multimodal model that hears callers directly. 100% reply accuracy in English, 93% in French, 0% in Chinese. Benchmark data, code, and the architecture change for a SIP phone agent.12 min read·wengjiyao.hashnode.devJun 14