This report synthesises findings from 10 peer-reviewed papers addressing the following research question: Does Llama-3.1-8B exhibit consistent MBPP performance across different programming language domains (e.g., Python vs. JavaScript) when fine-tuned on domain-specific code datasets. Large Language Models (LLMs) have garnered remarkable advancements across diverse code-related tasks, known as Code LLMs, particularly in code generation that generates source code with LLM from natural language descriptions. This burgeoning field has captured significant. 7 claims were extracted from source literature; 7 were independently verified against retrieved documents. An automated multi-reviewer quality assessment produced a score of 8.0/10. This report is a machine-generated literature synthesis and does not constitute original research.Research goal: Does Llama-3.1-8B exhibit consistent MBPP performance across different programming language domains (e.g., Python vs. JavaScript) when fine-tuned on domain-specific code datasets?Autonomous literature synthesis. Automated review score: 8.0/10. Full text and citation available at Assignee Research.