Repository-Scale Performance

Chronos’ performance across small, medium, and large codebases up to 1M+ LOC.

Chronos-1 is optimized for large repositories where debugging complexity increases dramatically. Its advantages grow with repository size.

Performance by Repository Size

  • < 10k LOC: 71.2% ± 2.8%
  • 10k–100k LOC: 68.9% ± 2.5%
  • 100k–1M LOC: 64.3% ± 2.9%
  • > 1M LOC: 59.7% ± 3.1%

Baseline models achieve 3.8–21.3%, depending on size.

Key Insight

As repositories scale:

  • dependency depth increases
  • code relationships become harder to track
  • failure propagation becomes multi-hop

Chronos’ graph-based retrieval and persistent memory are engineered for these scenarios, allowing it to outperform general models by as much as 16× on million-line codebases.