DeepsecBench
Agents review 50 entry-point files of an open-source codebase, at a commit just before many vulnerabilities were fixed, and report findings. Scored by recall-weighted F2 against 231 human-judged findings.
Models read source only and never run or exploit the app. Vercel reports cost and speed too. Artificial Analysis runs DeepsecBench-AA in its Cyber Index with its own harness, so scores differ.
- Made by
- Vercel
- Released
- July 2026
- Kind
- Finding and exploiting real bugs
- Level
- Expert
- Scored
- Graded by people
- Answers
- Agent task
- Tasks
- Kept private
- Strongest model tested
-
Gemini 4 Carbon #2 on the capability index
- Last model added
- October 2026
- Scores refreshed
- November 12th, 2026
GPT-6 Sol leads with 40.8
Best score per model from the benchmark's own leaderboard, read on November 12th, 2026. Where a model ran with several settings or harnesses, we keep its best. Every run is in the next chart.
- 40.8 GPT-6 Sol
- 39.5 GPT-6.1 Sol
- 37.6 GPT-6 Astra
- 37.5 Claude Sonnet 5.5
- 37.5 Kimi K3.1 Pro
- 35.3 GPT-5.6 Sol
- 35.2
Gemini 4 Carbon
- 32.3 Claude Opus 5
- 30.0
DeepSeek V4.1 Flash 1017
- 26.6 GPT-5.6 Luna
- 26.6 Claude Opus 5.5
- 21.8 GLM-5.3
- 21.0 GPT-5.5
- 21.0 GPT-6 Luna
- 19.1 GPT-5.6 Terra
- 17.4 Kimi K3
- 16.4
DeepSeek-V4-Flash
- 16.4
Qwen 3.8 Max
- 16.4 Grok 4.5
- 16.1 Grok 4.6
- 14.9 Claude Sonnet 5
- 12.9 GLM-5.3-Flash
- 11.5
Gemini 3.6 Flash
- 10.9 Grok 4.7
- 10.4 GLM-5.2
- 6.86 Claude Opus 4.8
- 6.27
Inkling
- 4.69 Claude Haiku 4.5
- 2.13
Gemini 3.5 Flash-Lite
- 1 GPT-6 Sol xhigh 40.8
- 2 GPT-6.1 Sol xhigh 39.5
- 3 GPT-6 Astra xhigh 37.6
- 4 Claude Sonnet 5.5 max 37.5
- 5 Kimi K3.1 Pro max 37.5
- 6 GPT-5.6 Sol xhigh 35.3
- 7
Gemini 4 Carbon high 35.2
- 8 Claude Opus 5 max 32.3
- 9
DeepSeek V4.1 Flash 1017 max 30.0
- 10 GPT-5.6 Luna xhigh 26.6
- 11 Claude Opus 5.5 max 26.6
- 12 GLM-5.3 high 21.8
- 13 GPT-5.5 xhigh 21.0
- 14 GPT-6 Luna xhigh 21.0
- 15 GPT-5.6 Terra xhigh 19.1
- 16 Kimi K3 xhigh 17.4
- 17
DeepSeek-V4-Flash xhigh 16.4
- 18
Qwen 3.8 Max xhigh 16.4
- 19 Grok 4.5 medium 16.4
- 20 Grok 4.6 xhigh 16.1
- 21 Claude Sonnet 5 max 14.9
- 22 GLM-5.3-Flash high 12.9
- 23
Gemini 3.6 Flash medium 11.5
- 24 Grok 4.7 xhigh 10.9
- 25 GLM-5.2 medium 10.4
- 26 Claude Opus 4.8 max 6.86
- 27
Inkling xhigh 6.27
- 28 Claude Haiku 4.5 4.69
- 29
Gemini 3.5 Flash-Lite medium 2.13
Source: Official DeepsecBench leaderboard
| # | Model | Score | Setting | Date | Source |
|---|---|---|---|---|---|
| 1 | GPT-6 Sol | 40.8 | xhigh, Codex | Sep 2026 | Official leaderboard |
| 2 | GPT-6.1 Sol | 39.5 | xhigh, Codex | Sep 2026 | Official leaderboard |
| 3 | GPT-6 Astra | 37.6 | xhigh, Codex | Sep 2026 | Official leaderboard |
| 4 | Claude Sonnet 5.5 | 37.5 | max, Claude Code | Sep 2026 | Official leaderboard |
| 5 | Kimi K3.1 Pro | 37.5 | max, Pi | Oct 2026 | Official leaderboard |
| 6 | GPT-5.6 Sol | 35.3 | xhigh, Codex | Jul 2026 | Official leaderboard |
| 7 | | 35.2 | high, Pi | Oct 2026 | Official leaderboard |
| 8 | Claude Opus 5 | 32.3 | max, Claude Code | Jul 2026 | Official leaderboard |
| 9 | | 30.0 | max, Pi | Oct 2026 | Official leaderboard |
| 10 | GPT-5.6 Luna | 26.6 | xhigh, Codex | Jul 2026 | Official leaderboard |
| 11 | Claude Opus 5.5 | 26.6 | max, Claude Code | Sep 2026 | Official leaderboard |
| 12 | GLM-5.3 | 21.8 | high, Pi | Aug 2026 | Official leaderboard |
| 13 | GPT-5.5 | 21.0 | xhigh, Codex | Apr 2026 | Official leaderboard |
| 14 | GPT-6 Luna | 21.0 | xhigh, Codex | Sep 2026 | Official leaderboard |
| 15 | GPT-5.6 Terra | 19.1 | xhigh, Codex | Jul 2026 | Official leaderboard |
| 16 | Kimi K3 | 17.4 | xhigh, Pi | Jul 2026 | Official leaderboard |
| 17 | | 16.4 | xhigh, Pi | Apr 2026 | Official leaderboard |
| 18 | | 16.4 | xhigh, Pi | Aug 2026 | Official leaderboard |
| 19 | Grok 4.5 | 16.4 | medium, Pi | Jul 2026 | Official leaderboard |
| 20 | Grok 4.6 | 16.1 | xhigh, Pi | Aug 2026 | Official leaderboard |
| 21 | Claude Sonnet 5 | 14.9 | max, Claude Code | Jun 2026 | Official leaderboard |
| 22 | GLM-5.3-Flash | 12.9 | high, Pi | Aug 2026 | Official leaderboard |
| 23 | | 11.5 | medium, Pi | Jul 2026 | Official leaderboard |
| 24 | Grok 4.7 | 10.9 | xhigh, Pi | Sep 2026 | Official leaderboard |
| 25 | GLM-5.2 | 10.4 | medium, Pi | Jun 2026 | Official leaderboard |
| 26 | Claude Opus 4.8 | 6.86 | max, Claude Code | May 2026 | Official leaderboard |
| 27 | | 6.27 | xhigh, Pi | Jul 2026 | Official leaderboard |
| 28 | Claude Haiku 4.5 | 4.69 | Claude Code | Oct 2025 | Official leaderboard |
| 29 | | 2.13 | medium, Pi | Jul 2026 | Official leaderboard |
Score vs. total time
Each point is one model configuration; the Pareto frontier joins configurations that no other beats on both score and total time. The line joins the runs that no other run beats on both measures. We redrew this chart from the numbers on the official leaderboard.
| Model | Setting | Score | Total time |
|---|---|---|---|
| GPT-6 Sol | xhigh, Codex | 40.75 | 1.15 h |
| GPT-6.1 Sol | xhigh, Codex | 39.49 | 1.35 h |
| GPT-6 Astra | xhigh, Codex | 37.64 | 0.83 h |
| Claude Sonnet 5.5 | max, Claude Code | 37.5 | 6.27 h |
| Kimi K3.1 Pro | max, Pi | 37.45 | 2.05 h |
| GPT-5.6 Sol | xhigh, Codex | 35.3 | 3.65 h |
| | high, Pi | 35.19 | 2.85 h |
| | medium, Pi | 32.37 | 2.33 h |
| Claude Opus 5 | max, Claude Code | 32.31 | 2.57 h |
| GPT-6.1 Sol | medium, Codex | 30.69 | 0.62 h |
| | max, Pi | 29.97 | 1.08 h |
| GPT-6 Astra | medium, Codex | 29.21 | 0.36 h |
| GPT-6 Sol | medium, Codex | 29.19 | 0.47 h |
| Kimi K3.1 Pro | high, Pi | 28.71 | 0.71 h |
| Claude Opus 5 | medium, Claude Code | 28.14 | 0.78 h |
| GPT-5.6 Luna | xhigh, Codex | 26.57 | 3.03 h |
| Claude Opus 5.5 | max, Claude Code | 26.57 | 3.85 h |
| GPT-5.6 Sol | medium, Codex | 24.9 | 0.51 h |
| | high, Pi | 24.71 | 0.79 h |
| GLM-5.3 | high, Pi | 21.82 | 2.09 h |
| GPT-5.5 | xhigh, Codex | 21.03 | 2.38 h |
| GPT-6 Luna | xhigh, Codex | 20.97 | 1.01 h |
| GLM-5.3 | max, Pi | 20.31 | 1.49 h |
| GPT-5.6 Terra | xhigh, Codex | 19.06 | 1.76 h |
| Kimi K3 | xhigh, Pi | 17.42 | 1.99 h |
| | xhigh, Pi | 16.41 | 1.3 h |
| | xhigh, Pi | 16.41 | 1.87 h |
| Grok 4.5 | medium, Pi | 16.4 | 1.63 h |
| Grok 4.6 | xhigh, Pi | 16.1 | 4.04 h |
| | medium, Pi | 15.46 | 2.06 h |
| Grok 4.5 | xhigh, Pi | 15.45 | 1.4 h |
| | medium, Pi | 15.35 | 1.35 h |
| Claude Sonnet 5 | max, Claude Code | 14.94 | 2.91 h |
| GPT-6 Luna | medium, Codex | 13.53 | 0.42 h |
| GLM-5.3-Flash | high, Pi | 12.87 | 0.36 h |
| GPT-5.5 | medium, Codex | 12.53 | 0.4 h |
| GPT-5.6 Terra | medium, Codex | 12.02 | 0.22 h |
| GPT-5.6 Luna | medium, Codex | 11.98 | 0.2 h |
| Claude Sonnet 5.5 | medium, Claude Code | 11.48 | 0.06 h |
| | medium, Pi | 11.46 | 0.44 h |
| Kimi K3 | medium, Pi | 11.38 | 1.49 h |
| Grok 4.7 | xhigh, Pi | 10.89 | 0.71 h |
| GLM-5.3-Flash | max, Pi | 10.87 | 0.68 h |
| GLM-5.2 | medium, Pi | 10.37 | 1.06 h |
| Claude Opus 5.5 | medium, Claude Code | 9.95 | 0.12 h |
| GLM-5.2 | xhigh, Pi | 9.82 | 2.51 h |
| | xhigh, Pi | 8.91 | 0.37 h |
| Grok 4.7 | medium, Pi | 7.81 | 0.36 h |
| Claude Opus 4.8 | max, Claude Code | 6.86 | 0.32 h |
| Claude Opus 4.8 | medium, Claude Code | 6.82 | 0.3 h |
| | xhigh, Pi | 6.27 | 0.19 h |
| Claude Sonnet 5 | medium, Claude Code | 5.79 | 0.26 h |
| | medium, Pi | 5.21 | 0.18 h |
| Claude Haiku 4.5 | Claude Code | 4.69 | 0.49 h |
| | medium, Pi | 2.13 | 0.03 h |
| | xhigh, Pi | 1.06 | 0.02 h |
The best score, 40.8, costs $13 for the full run
Runs on the cost frontier score higher than any run that's cheaper. The costs are the leaderboard's own estimates, so compare them only within this benchmark.
Source: Official DeepsecBench leaderboard
| Model | Effort | Harness | Score | Cost of the full run | Output tokens |
|---|---|---|---|---|---|
| GPT-6 Sol | xhigh | Codex | 40.8 | $13 | |
| GPT-6.1 Sol | xhigh | Codex | 39.5 | $12 | |
| GPT-6 Astra | xhigh | Codex | 37.6 | $64 | |
| Claude Sonnet 5.5 | max | Claude Code | 37.5 | $65 | |
| Kimi K3.1 Pro | max | Pi | 37.5 | $16 | |
| GPT-5.6 Sol | xhigh | Codex | 35.3 | $56 | |
| | high | Pi | 35.2 | $12 | |
| | medium | Pi | 32.4 | $13 | |
| Claude Opus 5 | max | Claude Code | 32.3 | $128 | |
| GPT-6.1 Sol | medium | Codex | 30.7 | $12 | |
| | max | Pi | 30.0 | $7.87 | |
| GPT-6 Astra | medium | Codex | 29.2 | $35 | |
| GPT-6 Sol | medium | Codex | 29.2 | $12 | |
| Kimi K3.1 Pro | high | Pi | 28.7 | $5.50 | |
| Claude Opus 5 | medium | Claude Code | 28.1 | $32 | |
| GPT-5.6 Luna | xhigh | Codex | 26.6 | $25 | |
| Claude Opus 5.5 | max | Claude Code | 26.6 | $40 | |
| GPT-5.6 Sol | medium | Codex | 24.9 | $18 | |
| | high | Pi | 24.7 | $0.56 | |
| GLM-5.3 | high | Pi | 21.8 | $16 | |
| GPT-5.5 | xhigh | Codex | 21.0 | $43 | |
| GPT-6 Luna | xhigh | Codex | 21.0 | $0.51 | |
| GLM-5.3 | max | Pi | 20.3 | $15 | |
| GPT-5.6 Terra | xhigh | Codex | 19.1 | $28 | |
| Kimi K3 | xhigh | Pi | 17.4 | $12 | |
| | xhigh | Pi | 16.4 | $5.94 | |
| | xhigh | Pi | 16.4 | $6.33 | |
| Grok 4.5 | medium | Pi | 16.4 | $11 | |
| Grok 4.6 | xhigh | Pi | 16.1 | $22 | |
| | medium | Pi | 15.5 | $6.22 | |
| Grok 4.5 | xhigh | Pi | 15.4 | $5.60 | |
| | medium | Pi | 15.3 | $5.06 | |
| Claude Sonnet 5 | max | Claude Code | 14.9 | $43 | |
| GPT-6 Luna | medium | Codex | 13.5 | $1.75 | |
| GLM-5.3-Flash | high | Pi | 12.9 | $0.35 | |
| GPT-5.5 | medium | Codex | 12.5 | $15 | |
| GPT-5.6 Terra | medium | Codex | 12.0 | $5.15 | |
| GPT-5.6 Luna | medium | Codex | 12.0 | $5.23 | |
| Claude Sonnet 5.5 | medium | Claude Code | 11.5 | $4.33 | |
| | medium | Pi | 11.5 | $11 | |
| Kimi K3 | medium | Pi | 11.4 | $11 | |
| Grok 4.7 | xhigh | Pi | 10.9 | $13 | |
| GLM-5.3-Flash | max | Pi | 10.9 | $1.83 | |
| GLM-5.2 | medium | Pi | 10.4 | $11 | |
| Claude Opus 5.5 | medium | Claude Code | 9.95 | $7.32 | |
| GLM-5.2 | xhigh | Pi | 9.82 | $52 | |
| | xhigh | Pi | 8.91 | $5.33 | |
| Grok 4.7 | medium | Pi | 7.81 | $3.97 | |
| Claude Opus 4.8 | max | Claude Code | 6.86 | $7.56 | |
| Claude Opus 4.8 | medium | Claude Code | 6.82 | $11 | |
| | xhigh | Pi | 6.27 | $1.93 | |
| Claude Sonnet 5 | medium | Claude Code | 5.79 | $6.66 | |
| | medium | Pi | 5.21 | $2.18 | |
| Claude Haiku 4.5 | Claude Code | 4.69 | $5.91 | ||
| | medium | Pi | 2.13 | $0.58 | |
| | xhigh | Pi | 1.06 | $0.18 |
4 models have held number one on the official leaderboard since its release in July 2026
Lab claims count from the day the card came out, independent runs from the model’s release.
Source: Official DeepsecBench leaderboard
Scores over time
All the scores we have, one dot each, so a model tested at several settings appears more than once.
Source: Official DeepsecBench leaderboard
No lab model card reports it yet
We read the headline results of 522 launch posts from 52 labs, and none of them list this benchmark.
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