Deepseek Deepseek R1 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 R1 scores 42.6% 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 R1 vs Google Gemini 2.0 Flash. Green marks the safer model on each metric.

Overall (ASR)

Deepseek R1
42.6%
Gemini 2.0 Flash
33.6%

TAP Attack Method (ASR)

Deepseek R1
76.9%
Gemini 2.0 Flash
67.6%

Crescendo Attack Method (ASR)

Deepseek R1
34.8%
Gemini 2.0 Flash
30.4%

Zero-Shot (ASR)

Deepseek R1
16.1%
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 R1
Gemini 2.0 Flash
Full security profile
Deepseek Deepseek R1
Full security profile
Google Gemini 2.0 Flash

Frequently asked questions

Is Deepseek Deepseek R1 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 R1 scores 42.6% 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 R1 vs Gemini 2.0 Flash?

Deepseek R1 has a 42.6% 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 R1 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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