Key Info

Mellum2.1 is a major update to the open-sourced Mellum2, featuring a significant scaling of RL post-training aimed at agentic coding workflows, and is released with weights in both HF and GGUF formats.

Highlights

  • Claims top scores on agentic coding benchmarks relative to its speed
  • Weights available in both HF and GGUF formats
  • MTP (multi-token prediction) support planned for the following days
  • Blog post and model collection published on Hugging Face