Model Comparison

GPT-5 Codex vs Qwen3-Coder 480B A35B Instruct

GPT-5 Codex significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

GPT-5 Codex outperforms in 1 benchmarks (SWE-Bench Verified), while Qwen3-Coder 480B A35B Instruct is better at 0 benchmarks.

GPT-5 Codex significantly outperforms across most benchmarks.

Tue Apr 14 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Tue Apr 14 2026 • llm-stats.com
OpenAI
GPT-5 Codex
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
Alibaba Cloud / Qwen Team
Qwen3-Coder 480B A35B Instruct
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
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License

Usage and distribution terms

GPT-5 Codex is licensed under a proprietary license, while Qwen3-Coder 480B A35B Instruct uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

GPT-5 Codex

Proprietary

Closed source

Qwen3-Coder 480B A35B Instruct

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-5 Codex was released on 2025-09-15, while Qwen3-Coder 480B A35B Instruct was released on 2025-01-31.

GPT-5 Codex is 8 months newer than Qwen3-Coder 480B A35B Instruct.

GPT-5 Codex

Sep 15, 2025

7 months ago

7mo newer
Qwen3-Coder 480B A35B Instruct

Jan 31, 2025

1.2 years ago

Knowledge Cutoff

When training data ends

GPT-5 Codex has a documented knowledge cutoff of 2024-09-30, while Qwen3-Coder 480B A35B Instruct's cutoff date is not specified.

We can confirm GPT-5 Codex's training data extends to 2024-09-30, but cannot make a direct comparison without Qwen3-Coder 480B A35B Instruct's cutoff date.

GPT-5 Codex

Sep 2024

Qwen3-Coder 480B A35B Instruct

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Outputs Comparison

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Key Takeaways

OpenAI
Higher SWE-Bench Verified score (74.5% vs 69.6%)
Alibaba Cloud / Qwen Team
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-5 Codex
Alibaba Cloud / Qwen Team
Qwen3-Coder 480B A35B Instruct

FAQ

Common questions about GPT-5 Codex vs Qwen3-Coder 480B A35B Instruct

GPT-5 Codex significantly outperforms across most benchmarks. GPT-5 Codex is made by OpenAI and Qwen3-Coder 480B A35B Instruct is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
GPT-5 Codex scores SWE-Bench Verified: 74.5%. Qwen3-Coder 480B A35B Instruct scores TAU-bench Retail: 77.5%, SWE-Bench Verified: 69.6%, BFCL-v3: 68.7%, Aider-Polyglot: 61.8%, TAU-bench Airline: 60.0%.
Key differences include licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
GPT-5 Codex is developed by OpenAI and Qwen3-Coder 480B A35B Instruct is developed by Alibaba Cloud / Qwen Team.