DeepSeek V4.1 Flash records 73.69% accuracy at $0.07 per test; GPT-6 Sol records 77.98% at $1.34 per test. The listed results put GPT-6 Sol’s test cost at roughly 19 times DeepSeek V4.1 Flash’s, for a 4.29 percentage-point accuracy difference. These are benchmark results, not evidence of equivalent performance on production repositories or all security workflows.
On public CyberBench , DeepSeek V4.1 Flash scores 73.69% at $0.07/test vs Sol's 77.98% at $1.34/test.
In one minute
Vals AI’s CyberBench v1.1 leaderboard compares systems on finding and patching security bugs.