The closest alternative to Mistral Large 3 2512 is GPT-4.1 Mini — comparable intelligence (22.9 vs 22.8); for a cheaper option, MiniMax M3 runs $0.300/M vs $0.500/M; for more speed, GLM 4.7 hits 513 t/s; and the best open-weight substitute is MiniMax M3.
GPT-4.1 Mini is the closest alternative to Mistral Large 3 2512, with an Intelligence Index of 22.9 (Mistral Large 3 2512 scores 22.8) at $0.400 per million input tokens.
Yes — MiniMax M3 costs $0.300 per million input tokens versus $0.500 for Mistral Large 3 2512, while staying within ~8 points of its Intelligence Index.
MiniMax M3 is the strongest open-weight alternative to Mistral Large 3 2512 — downloadable from Hugging Face and self-hostable, scoring 54.7 on intelligence.