This report synthesises findings from 5 peer-reviewed papers addressing the following research question: How does the MSCR robustness distance metric correlate with accuracy degradation in large language models under synthetic token corruption benchmarks. 8 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: How does the MSCR robustness distance metric correlate with accuracy degradation in large language models under synthetic token corruption benchmarks?Autonomous literature synthesis. Automated review score: 8.0/10. Full text and citation available at Assignee Research.