JetBrains/Mellum-4b-dpo-all

JetBrains/Mellum-4b-dpo-all is a 4 billion parameter LLaMA-style causal language model developed by JetBrains, fine-tuned with direct preference optimization for code quality. Pre-trained on over 4 trillion tokens with an 8192-token context window, it excels at context-aware code completion across numerous programming languages. This model is optimized for integration into professional developer tooling and AI-powered coding assistants.