The closest alternative to Saba is Olmo 3 32B Think — comparable intelligence (6.4 vs 6.4); for a cheaper option, GPT-5.6 Luna runs $0.100/M vs $0.200/M; and the best open-weight substitute is Kimi K3.
Olmo 3 32B Think is the closest alternative to Saba, with an Intelligence Index of 6.4 (Saba scores 6.4) at $0.150 per million input tokens.
Yes — GPT-5.6 Luna costs $0.100 per million input tokens versus $0.200 for Saba, while staying within ~8 points of its Intelligence Index.
Kimi K3 is the strongest open-weight alternative to Saba — downloadable from Hugging Face and self-hostable, scoring 57.1 on intelligence.