Gemini 2.5 FlashvsQwen3-Coder
Gemini 2.5 Flash | Qwen3-Coder | |
|---|---|---|
| Specifications | ||
Parameters | — | 480B |
Context window | — | 256k |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | 19% | 20%Best |
| Overview | ||
| Company | Qwen | |
| Release date | Apr 17 2025 | Jul 22 2025 |
| Access | Proprietary | Open Weight |
Which is better: Gemini 2.5 Flash or Qwen3-Coder?
Qwen3-Coder leads Gemini 2.5 Flash on 1 of the 1 benchmark they both report (BullshitBench v2). Gemini 2.5 Flash shipped 96 days before Qwen3-Coder, so benchmark comparisons should account for the intervening progress.
Gemini 2.5 Flash is proprietary, while Qwen3-Coder is open weight.
On BullshitBench v2, Qwen3-Coder leads at 20% vs Gemini 2.5 Flash at 19%.
Frequently asked questions
Gemini 2.5 Flash was released by Google on Apr 17 2025.
Qwen3-Coder was released by Qwen on Jul 22 2025.
Gemini 2.5 Flash is a proprietary model released by Google. Qwen3-Coder is an open weight model released by Qwen.
Other comparisons
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