Claude Opus 4.5 vs Qwen 3 235B
Qwen 3 235B leads in 4 of 8 categories
Arena ELO
Qwen 3 235B
Cheaper
Qwen 3 235B
Faster
Qwen 3 235B
Detailed Comparison
| Category | Claude Opus 4.5 | Qwen 3 235B |
|---|---|---|
| Provider | Anthropic | Alibaba |
| Context Window | 200K WIN | 128K |
| Input Price ($/1M) | $5 | $0.86 WIN |
| Output Price ($/1M) | $25 | $2 WIN |
| Arena ELO | 1380 | 1422 WIN |
| Coding | 80.9% SWE-bench | 70.7% LiveCodeBench |
| Reasoning | unknown | 2056 CodeForces ELO |
| Speed (tokens/sec) | ~35 t/s | ~65 t/s WIN |
| Open Source | No | Yes |
Frequently Asked Questions
Which is cheaper, Claude Opus 4.5 or Qwen 3 235B?
Qwen 3 235B is approximately 90% cheaper than Claude Opus 4.5 per million tokens.
Which is better for coding, Claude Opus 4.5 or Qwen 3 235B?
Claude Opus 4.5 scores 80.9% SWE-bench on coding benchmarks, while Qwen 3 235B scores 70.7% LiveCodeBench.
Which has a larger context window?
Claude Opus 4.5 supports 200K context, while Qwen 3 235B supports 128K.
Is Claude Opus 4.5 or Qwen 3 235B open source?
Claude Opus 4.5 is proprietary. Qwen 3 235B is open source.
Which ranks higher on the Chatbot Arena leaderboard?
Qwen 3 235B ranks higher with ELO 1422 vs 1380.
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