Benchmark

CyBench

CyBench is a suite of Capture-the-Flag (CTF) challenges measuring agentic cyber attack capabilities. It evaluates dual-use cybersecurity knowledge and…

Modality
text
Categories
safety, agents, code
Openness
unknown
Source
llm_stats
Reported scores
2

Reported scores

llm_stats

ModelOrganizationReported valueReportedEvidence
Claude Mythos PreviewAnthropic1.02026-04-07evidence
Grok-4.1 ThinkingxAI0.392025-11-17evidence

Scores are partitioned by the source that reported them and are never merged into a single cross-source ranking, because the sources measure different things and say so.