Deepseek Deepseek V3 vs Google Gemini 2.0 Flash

Detailed comparison for LLMs

DeepseekGoogle

On Guardion's LLM vulnerability Benchmark, Google Gemini 2.0 Flash is the more secure of the two: Deepseek V3 scores 47.2% and Gemini 2.0 Flash scores 33.6% on attack success rate (ASR) (lower is better).

Head-to-Head Overview

Gemini 2.0 Flash is the overall winner in this comparison!

Attack Success Rate (lower is safer)

ASR for Deepseek Deepseek V3 vs Google Gemini 2.0 Flash. Green marks the safer model on each metric.

Overall (ASR)

Deepseek V3
47.2%
Gemini 2.0 Flash
33.6%

TAP Attack Method (ASR)

Deepseek V3
79.5%
Gemini 2.0 Flash
67.6%

Crescendo Attack Method (ASR)

Deepseek V3
49.3%
Gemini 2.0 Flash
30.4%

Zero-Shot (ASR)

Deepseek V3
12.8%
Gemini 2.0 Flash
2.8%

Key Highlights

  • Google Gemini 2.0 Flash has a lower Overall (ASR).
  • Google Gemini 2.0 Flash has a lower TAP Attack Method (ASR).
  • Google Gemini 2.0 Flash has a lower Crescendo Attack Method (ASR).
  • Google Gemini 2.0 Flash has a lower Zero-Shot (ASR).

Security Profile

Outward is better on every axis.

OverallTAPCrescendoZero-Shot
Deepseek V3
Gemini 2.0 Flash
Full security profile
Deepseek Deepseek V3
Full security profile
Google Gemini 2.0 Flash

Frequently asked questions

Is Deepseek Deepseek V3 or Google Gemini 2.0 Flash more secure?

On Guardion's LLM vulnerability Benchmark, Google Gemini 2.0 Flash is the more secure of the two: Deepseek V3 scores 47.2% and Gemini 2.0 Flash scores 33.6% on attack success rate (ASR) (lower is better).

What is the attack success rate (ASR) of Deepseek V3 vs Gemini 2.0 Flash?

Deepseek V3 has a 47.2% ASR and Gemini 2.0 Flash has a 33.6% ASR — the share of adversarial prompts that succeed across zero-shot, TAP, and Crescendo attacks. Lower is safer.

How were Deepseek V3 and Gemini 2.0 Flash tested?

Both were red-teamed with the HarmBench framework across zero-shot, TAP (Tree of Attacks with Pruning), and Crescendo multi-turn attacks, scored by Attack Success Rate.

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