Which AI model scores highest on CyberGym?

DeepSeek-V4.1-Flash by DeepSeek holds the best CyberGym result among tracked models, at 88.1% (released Sep 10 2026). Higher scores are better on this benchmark.

What are the top 5 models on CyberGym?

1. DeepSeek-V4.1-Flash (DeepSeek) — 88.1%; 2. Gemini 3.8 Flash Cyber (Google) — 86.2%; 3. GPT-5.5-Cyber (OpenAI) — 85.6%; 4. GLM-5.3 (Z.ai) — 84.5%; 5. DeepSeek-V4-Pro-0813 (DeepSeek) — 83.3%.

How many models have a published CyberGym score?

13 tracked models have a published CyberGym score. Scores are collected from published lab reports and benchmark sources, with recorded sources credited alongside the results. We do not re-run the evaluations.

What is the best open model on CyberGym?

GLM-5.3 by Z.ai is the highest-ranked model with downloadable weights on CyberGym, scoring 84.5% at rank 4 overall.

Cybersecurity

CyberGym

Tests the AI on cybersecurity challenges — finding and exploiting software weaknesses inside a safe sandbox. Higher is better.

Rankings

Higher is better

DeepSeek-V4.1-Flash

88.1%

Gemini 3.8 Flash Cyber

Gemini 3.5 Flash Cyber

77.5%

DeepSeek-V4-Flash-0731

76.7%

Claude Opus 4.7

73.1%

CyberGym — frequently asked questions

: Tests the AI on cybersecurity challenges — finding and exploiting software weaknesses inside a safe sandbox. Higher is better.
: DeepSeek-V4.1-Flash by DeepSeek holds the best CyberGym result among tracked models, at 88.1% (released Sep 10 2026). Higher scores are better on this benchmark.
: 1. DeepSeek-V4.1-Flash (DeepSeek) — 88.1%; 2. Gemini 3.8 Flash Cyber (Google) — 86.2%; 3. GPT-5.5-Cyber (OpenAI) — 85.6%; 4. GLM-5.3 (Z.ai) — 84.5%; 5. DeepSeek-V4-Pro-0813 (DeepSeek) — 83.3%.
: 13 tracked models have a published CyberGym score. Scores are collected from published lab reports and benchmark sources, with recorded sources credited alongside the results. We do not re-run the evaluations.
: GLM-5.3 by Z.ai is the highest-ranked model with downloadable weights on CyberGym, scoring 84.5% at rank 4 overall.