Key Info

Baseten released two open decision models, elephant-1 (9B) and mammoth-1 (27B), trained by the Baselabs team and available free for one week on Baseten's Model APIs.

Highlights

  • mammoth-1 ranks #1 on the Jev Decision Index; elephant-1 ties for #1 on the Artificial Analysis Decision Index
  • Both are open-source models that can be accessed, deployed, and post-trained on Baseten or elsewhere
  • Free access ends 10/27/26 at 11:59 PM PT
  • Two model sizes offered: 9B (elephant-1) and 27B (mammoth-1)