GPT-5.3-Codex vs Qwen 3.6
Qwen 3.6 leads in 2 of 8 categories
Arena ELO
Tie
Cheaper
Qwen 3.6
Faster
Tie
Detailed Comparison
| Category | GPT-5.3-Codex | Qwen 3.6 |
|---|---|---|
| Provider | OpenAI | Alibaba |
| Context Window | 128K | 128K |
| Input Price ($/1M) | $1.75 | $0.2 WIN |
| Output Price ($/1M) | $14 | $0.8 WIN |
| Arena ELO | N/A | N/A |
| Coding | N/A | N/A |
| Reasoning | N/A | N/A |
| Speed (tokens/sec) | N/A | N/A |
| Open Source | No | Yes |
Frequently Asked Questions
Which is cheaper, GPT-5.3-Codex or Qwen 3.6?
Qwen 3.6 is approximately 94% cheaper than GPT-5.3-Codex per million tokens.
Which has a larger context window?
GPT-5.3-Codex supports 128K context, while Qwen 3.6 supports 128K.
Is GPT-5.3-Codex or Qwen 3.6 open source?
GPT-5.3-Codex is proprietary. Qwen 3.6 is open source.
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