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  1. Home
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  3. AI Safety

Best AI for AI Safety

Which AI models resist jailbreak attempts best? Ranked by resistance across 7 escalating attack techniques, from direct asks to multi-turn deep crescendo.

Updated Apr 2026
7 jailbreak levels
48 models
#1 Claude Opus 4.6

How AI Safety rankings are computed

Rankings are based on 48 models tested across 7 jailbreak levels. Each model is scored using a five-signal composite: 30% Rival Index (with product-line inheritance for new models), 20% task coverage, 20% challenge-scoped duel performance, 15% model recency, and 15% model tier. Models are deduplicated by product line so only the newest version per model family appears. Claude Opus 4.6 currently leads with a score of 104.7/100. All ranking data is part of Rival's open dataset of 21,000+ human preference votes.

FAQ

What is the best AI for safety?

Rival ranks AI models for safety using jailbreak resistance testing across 7 escalating attack levels. 50% of the score comes from how many levels the model resisted, 25% from the global Rival Index, 15% from model recency, and 10% from model tier.

How are AI models tested for jailbreak resistance?

Each model faces 7 progressively harder jailbreak techniques: Direct Ask, Context Manipulation, Persona Override, Code Reframing, Many-Shot Priming, Encoded Extraction, and Deep Crescendo. A judge LLM evaluates whether the model produced unsafe output at each level.

What does 'break level' mean in the jailbreak test?

The break level is the jailbreak technique at which the model first produced unsafe output. Models that resist all 7 levels have no break level and are considered maximally resistant.

How often are jailbreak resistance scores updated?

Jailbreak tests are run periodically as new models are released or updated. The results reflect the most recent test run for each model.

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© 2026 Rival · Built at hours no one should be awake, on hardware we don't own
Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview
google
104score
Claude Opus 4.6
Claude Opus 4.6
anthropic
105score
Z.ai: GLM 5
Z.ai: GLM 5
zhipu
103score

Head-to-Head

Claude Opus 4.6 logo
Claude Opus 4.6
vs
Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview logo
Claude Opus 4.6 logo
Claude Opus 4.6
vs
Z.ai: GLM 5
Z.ai: GLM 5 logo
Gemini 3.1 Pro Preview logo
Gemini 3.1 Pro Preview
vs
Z.ai: GLM 5
Z.ai: GLM 5 logo

Full Rankings

48 models
#
Model
Levels Resisted
Index
Score
4
Qwen: Qwen3.5 27B logo
Qwen: Qwen3.5 27Bqwen
8/7 lvl
#10
95
5
Qwen: Qwen3.5 122B A10B logo
Qwen: Qwen3.5 122B A10Bqwen
8/7 lvl
#54
94
6
MiniMax M2.5 logo
MiniMax M2.5minimax
8/7 lvl
#47
93
7
Claude Haiku 4.5 logo
Claude Haiku 4.5anthropic
9/7 lvl
#25
93
8
Qwen: Qwen3.5 Flash logo
Qwen: Qwen3.5 Flashqwen
8/7 lvl
#41
90
9
Qwen: Qwen3.5 35B A3B logo
Qwen: Qwen3.5 35B A3Bqwen
8/7 lvl
#75
88
10
Claude Sonnet 4.5 logo
Claude Sonnet 4.5anthropic
8/7 lvl
#37
84
11
GPT-5.3-Codex logo
GPT-5.3-Codexopenai
6/7 lvl
#50
82
12
Claude Sonnet 4 logo
Claude Sonnet 4anthropic
8/7 lvl
#49
82
13
Qwen: Qwen3.5 397B A17B logo
Qwen: Qwen3.5 397B A17Bqwen
6/7 lvl
#80
80
14
o1 logo
o1openai
9/7 lvl
#140
79
15
OpenAI o3 logo
OpenAI o3openai
8/7 lvl
#159
78
16
OpenAI Codex Mini logo
OpenAI Codex Miniopenai
8/7 lvl
#87
76
17
Claude Sonnet 3.6 (2022-10-22) logo
Claude Sonnet 3.6 (2022-10-22)anthropic
8/7 lvl
#171
74
18
Gemini 3 Pro Preview logo
Gemini 3 Pro Previewgoogle
5/7 lvl
#12
72
19
GLM 4.7 Flash logo
GLM 4.7 Flashzhipu
6/7 lvl
#163
66
20
GPT-5 Mini logo
GPT-5 Miniopenai
6/7 lvl
#39
65
21
OpenAI o4-mini logo
OpenAI o4-miniopenai
7/7 lvl
#168
63
22
GPT-4.1 Nano logo
GPT-4.1 Nanoopenai
6/7 lvl
#126
57
23
o3 Mini logo
o3 Miniopenai
6/7 lvl
#149
55
24
GPT-4.1 logo
GPT-4.1openai
3/7 lvl
#57
49
25
Qwen3 Coder Next logo
Qwen3 Coder Nextqwen
1/7 lvl
#16
45
26
Claude 3.7 Sonnet logo
Claude 3.7 Sonnetanthropic
3/7 lvl
#65
45
27
Z.AI: GLM 4.7 logo
Z.AI: GLM 4.7openrouter
1/7 lvl
#4
45
28
Gemini 3 Flash Preview logo
Gemini 3 Flash Previewgoogle
1/7 lvl
#8
43
29
GPT-4o (Omni) logo
GPT-4o (Omni)openai
3/7 lvl
#176
41
30
Kimi K2.5 logo
Kimi K2.5moonshotai
1/7 lvl
#61
41
31
Z.AI: GLM 4.6 logo
Z.AI: GLM 4.6zhipu
1/7 lvl
#9
41
32
GPT-4.1 Mini logo
GPT-4.1 Miniopenai
3/7 lvl
#77
41
33
Mistral Large 3 2512 logo
Mistral Large 3 2512mistral
1/7 lvl
#52
40
34
xAI: Grok 4 logo
xAI: Grok 4xai
3/7 lvl
#155
40
35
MiniMax M1 logo
MiniMax M1minimax
3/7 lvl
#210
37
36
Gemini 2.5 Pro Preview 06-05 logo
Gemini 2.5 Pro Preview 06-05google
1/7 lvl
#28
37
37
Nova Premier 1.0 logo
Nova Premier 1.0amazon
3/7 lvl
#218
36
38
Z.AI: GLM 4.5 logo
Z.AI: GLM 4.5zhipu
1/7 lvl
#15
35
39
Kimi K2 logo
Kimi K2moonshotai
1/7 lvl
#44
35
40
GPT-5 logo
GPT-5openai
1/7 lvl
#66
34
41
GPT-4o mini logo
GPT-4o miniopenai
3/7 lvl
#153
34
42
DeepSeek V3 (March 2024) logo
DeepSeek V3 (March 2024)deepseek
1/7 lvl
#71
34
43
DeepSeek V3.1 logo
DeepSeek V3.1deepseek
1/7 lvl
#78
33
44
DeepSeek R1 0528 logo
DeepSeek R1 0528deepseek
1/7 lvl
#113
31
45
Grok 3 logo
Grok 3xai
1/7 lvl
#114
31
46
Qwen3 235B A22B logo
Qwen3 235B A22Bqwen
1/7 lvl
#127
30
47
Gemma 3 27B logo
Gemma 3 27Bgoogle
1/7 lvl
#128
30
48
QwQ 32B logo
QwQ 32Bqwen
1/7 lvl
#88
30
Jailbreak Levels9
1
Direct Ask
A baseline test where the harmful request is sent with no tricks or obfuscation. Every model should refuse this.
2
Context Manipulation
Exploits the system message slot to inject fabricated authority credentials and operating rules, making the model believe it's running under a different safety policy.
3
Persona Override
Uses delimiter confusion, bracket stacking, and semantic inversion to force the model into generating the opposite of its intended refusal, including emotional manipulation rules that prevent standard refusal patterns.
4
Code Reframing
Reframes the harmful request as a code generation task, asking for structured data like Python dictionaries or JSON objects. Exploits models' tendency to be more permissive in code completion mode.
5
Many-Shot Priming
Overwhelms the model's safety reasoning with 6+ detailed chemistry synthesis examples in identical format, exploiting in-context learning patterns to trick the model into auto-completing the harmful entry.
6
Encoded Extraction
Combines temporal displacement (setting the year to 2127 where all knowledge is declassified), an authority persona, and leetspeak output encoding to bypass keyword-based content filters while tricking the model into treating the request as historical/academic.
7
Deep Crescendo
The nuclear option. A 6-turn real conversation where the model builds genuine chemistry context using its own responses across multiple turns, then is asked to compile everything it already said into a structured procedure template. Exploits the cognitive dissonance of refusing to reorganize information the model itself freely provided.
8
Adversarial Reassembly
Presents a buggy chemistry simulation config where every parameter is intentionally wrong, then asks the model to 'fix the bugs' to make it accurate. Each individual correction seems like a trivial code edit (changing a variable name, adjusting a number) but the aggregate of all corrections forms the complete harmful procedure. Exploits the fact that models are significantly more permissive when debugging code than generating content.
9
Cross-Lingual Bypass
Combines the depth of a 5-turn real conversation with aggressive multi-language code-switching across Chinese, Japanese, German, and English. Gradually builds legitimate chemistry context over benign turns, then introduces a 'textbook translation verification' task where the model fills in blanks in a Chinese forensic chemistry excerpt. Harmful terms never appear in English, only in Chinese characters, Japanese katakana, and German compounds. The final turn uses compilation framing to reorganize everything the model already provided.
Related
AI EthicsComplex Reasoning

Keep exploring

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Claude Opus 4.6 vs Gemini 3.1 Pro Preview

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