Benchmark profile
ExploitGym
A controlled benchmark for evaluating whether AI agents can extend vulnerability-triggering inputs into working exploits.
Data verifiedBenchmark score on ExploitGym — July 23, 2026
BenchLM mirrors the published score view for ExploitGym. GPT-5.6 Sol leads the public snapshot at 33.7% , followed by GPT-5.6 Terra (23.2%) and Claude Mythos 5 (17.5%). BenchLM does not use these results to rank models overall.
GPT-5.6 Sol
OpenAI
gpt-5-6-sol
GPT-5.6 Terra
OpenAI
gpt-5-6-terra
Claude Mythos 5
Anthropic
claude-mythos-5
Benchmark score table (7 models)
ScoreThe published ExploitGym snapshot places GPT-5.6 Sol first at 33.7%. The third row is 16.2 points behind. The broader top-10 range is 32.9 points, so the table still separates the published systems.
7 models have been evaluated on ExploitGym. The benchmark falls in the Agentic category. This category carries a 22% weight in BenchLM.ai's overall scoring system. ExploitGym is currently displayed for reference but excluded from the scoring formula, so it does not directly affect overall rankings.
About ExploitGym
Year
2026
Tasks
898 exploitation tasks
Format
Working exploit generation
Difficulty
Advanced cybersecurity exploitation
ExploitGym contains 898 containerized tasks sourced from real-world vulnerabilities across userspace programs, V8, and the Linux kernel. BenchLM normalizes successful exploit counts to percentage of the 898-task suite and keeps the benchmark display-only because it measures dual-use offensive cybersecurity capability.
BenchLM freshness & provenance
Version
ExploitGym 2026
Refresh cadence
Quarterly
Staleness state
Current
Question availability
Public benchmark set
BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.
FAQ
What does ExploitGym measure?
A controlled benchmark for evaluating whether AI agents can extend vulnerability-triggering inputs into working exploits.
Which model scores highest on ExploitGym?
GPT-5.6 Sol by OpenAI currently leads with a score of 33.7% on ExploitGym.
How many models are evaluated on ExploitGym?
7 AI models have been evaluated on ExploitGym on BenchLM.
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