The closest alternative to Llama 4 Maverick is Mistral Small 4 — comparable intelligence (18.6 vs 18.4); for a cheaper option, MiMo-V2.5 runs $0.140/M vs $0.150/M; for more speed, gpt-oss-120b (free) hits 554 t/s; and the best open-weight substitute is MiniMax M3.
Mistral Small 4 is the closest alternative to Llama 4 Maverick, with an Intelligence Index of 18.6 (Llama 4 Maverick scores 18.4) at $0.150 per million input tokens.
Yes — MiMo-V2.5 costs $0.140 per million input tokens versus $0.150 for Llama 4 Maverick, while staying within ~8 points of its Intelligence Index.
MiniMax M3 is the strongest open-weight alternative to Llama 4 Maverick — downloadable from Hugging Face and self-hostable, scoring 54.7 on intelligence.