Which is better for coding — GPT-5.3 Codex or Qwen3 235B A22B?

Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.

Which model is cheaper — GPT-5.3 Codex or Qwen3 235B A22B?

Qwen3 235B A22B is cheaper for input: $0.20 per 1M tokens vs $1.75.

Which has a larger context window — GPT-5.3 Codex or Qwen3 235B A22B?

GPT-5.3 Codex supports a larger context: 400,000 tokens vs 128,000.

GPT-5.3 Codex vs Qwen3 235B A22B: Specs & Benchmark Comparison

Characteristic	GPT-5.3 Codex	Qwen3 235B A22B
Company	OpenAI	Alibaba
Release Date	February 5, 2026	April 28, 2025
Parameters	—	235B
Multimodal	Yes	No
Context (input)	400K	128K
Context (output)	128K	128K
Input Price / 1M	$1.75	$0.20
Output Price / 1M	$14.00	$0.60
Average Score	0.7	0.9

Verdict

GPT-5.3 Codex leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: GPT-5.3 Codex — 0.7, Qwen3 235B A22B — 0.9.

API Cost

Qwen3 235B A22B is 19.7x cheaper: input $0.20/1M vs $1.75/1M tokens.

Context Window

GPT-5.3 Codex supports a larger context: 400K vs 128K tokens.

Recency

GPT-5.3 Codex is newer: released 2/5/2026 vs 4/28/2025.

More About These Models

GPT-5.3 Codex

OpenAI — specs, benchmarks, API

Qwen3 235B A22B

Alibaba — specs, benchmarks, API

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The GPT-5.3 Codex and Qwen3 235B A22B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.3 Codex or Qwen3 235B A22B page. See also the complete list of AI model comparisons.