FrontiersMind's Lumma-Fev family comes with a Python client; its 27B model card describes multilingual training from Qwen3.8 for yes/no and choice answers.
The maker reports multilingual training and comparisons with other decision models, without independent reproduction. The 27B card specifies yes/no and choice training, an 8,192-token context and substantial GPU memory needs. Lumma-Fev is a separate Apache-2.0 family, not Jev weights.
How you can use it
Read the card for the exact size you plan to run. Training for yes/no and choice is documented for 27B, not proof of every capability across the family. Check the memory needs and try cases with known answers before relying on the maker's comparisons.