Gemini 3.5 FlashvsQwen3-Coder

Gemini 3.5 Flash
Qwen3-Coder
Specifications
Parameters
480B
Context window
256k
Benchmarks
Nonsense detection
BullshitBench v2
20%
20%
Prompt injection robustness
Gray Swan IPI · k = 1
14.1%
Prompt injection robustness
Gray Swan IPI · k = 10
54.2%
Prompt injection robustness
Gray Swan IPI · k = 15
60.5%
Agentic coding
SWE-Bench Pro
55.1%
Agentic coding
CursorBench v3.2
48.8%
Agentic coding
CursorBench v3.1
49.8%
Agentic coding
DeepSWE 1.1
37%
ML engineering
MLE-Bench
49.7%
Agentic terminal coding
Terminal-Bench 2.1
76.2%
Multi-step tool use
MCP Atlas
83.6%
General tool use
Toolathlon
56.5%
Browser agent
BU Bench
58%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
40.2%
Abstract reasoning
ARC-AGI-2
72.1%
Agentic computer use
OSWorld-Verified
78.4%
Agentic financial analysis
Finance Agent v2
57.9%
Knowledge work
GDPval-AA
1656
Knowledge work
GDPval-AA v2
1349
Chart reasoning
CharXiv Reasoning
84.2%
Multimodal reasoning
MMMU-Pro
83.6%
Spatial reasoning
Blueprint-Bench 2
33.6%
Long context
MRCR v2 (8-needle) · 128k average
77.3%
Long context
MRCR v2 (8-needle) · 1M pointwise
26.6%
Community preference
Arena Elo (Text)
1476
Community preference (code)
Arena Elo (Code)
1492
Overview
CompanyGoogleQwen
Release dateMay 19 2026Jul 22 2025
AccessProprietaryOpen Weight

Which is better: Gemini 3.5 Flash or Qwen3-Coder?

Gemini 3.5 Flash and Qwen3-Coder are evenly matched across the 1 benchmark they both report (BullshitBench v2). Qwen3-Coder shipped 301 days before Gemini 3.5 Flash, so benchmark comparisons should account for the intervening progress.

Gemini 3.5 Flash is proprietary, while Qwen3-Coder is open weight.

On BullshitBench v2, both models score 20%.

Frequently asked questions

Gemini 3.5 Flash was released by Google on May 19 2026.

Qwen3-Coder was released by Qwen on Jul 22 2025.

Gemini 3.5 Flash is a proprietary model released by Google. Qwen3-Coder is an open weight model released by Qwen.

Other comparisons