The closest alternative to Mistral Large 2407 is Nemotron 3 Nano 30B A3B — comparable intelligence (7.4 vs 7.3); for a cheaper option, GPT-5.6 Terra runs $1.25/M vs $2.00/M; and the best open-weight substitute is Kimi K3.
Nemotron 3 Nano 30B A3B is the closest alternative to Mistral Large 2407, with an Intelligence Index of 7.4 (Mistral Large 2407 scores 7.3) at $0.050 per million input tokens.
Yes — GPT-5.6 Terra costs $1.25 per million input tokens versus $2.00 for Mistral Large 2407, while staying within ~8 points of its Intelligence Index.
Kimi K3 is the strongest open-weight alternative to Mistral Large 2407 — downloadable from Hugging Face and self-hostable, scoring 57.1 on intelligence.