The closest alternative to Gemma 3n 4B is Gemini 3.6 Flash — comparable intelligence (50.1 vs —); for a cheaper option, gpt-oss-120b runs $0.037/M vs $0.060/M; and the best open-weight substitute is Kimi K3.
Gemini 3.6 Flash is the closest alternative to Gemma 3n 4B, with an Intelligence Index of 50.1 (Gemma 3n 4B scores —) at $1.50 per million input tokens.
Yes — gpt-oss-120b costs $0.037 per million input tokens versus $0.060 for Gemma 3n 4B, while staying within ~8 points of its Intelligence Index.
Kimi K3 is the strongest open-weight alternative to Gemma 3n 4B — downloadable from Hugging Face and self-hostable, scoring 57.1 on intelligence.