Model Comparison

GPT-5.2 vs Qwen3.5-397B-A17B

GPT-5.2 significantly outperforms across most benchmarks. Qwen3.5-397B-A17B is 3.6x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

GPT-5.2 outperforms in 6 benchmarks (GPQA, HMMT 2025, Humanity's Last Exam, MMMLU, SWE-Bench Verified, Toolathlon), while Qwen3.5-397B-A17B is better at 1 benchmark (BrowseComp).

GPT-5.2 significantly outperforms across most benchmarks.

Tue Apr 07 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Qwen3.5-397B-A17B costs less

For input processing, GPT-5.2 ($1.75/1M tokens) is 2.9x more expensive than Qwen3.5-397B-A17B ($0.60/1M tokens).

For output processing, GPT-5.2 ($14.00/1M tokens) is 3.9x more expensive than Qwen3.5-397B-A17B ($3.60/1M tokens).

In conclusion, GPT-5.2 is more expensive than Qwen3.5-397B-A17B.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Apr 07 2026 • llm-stats.com
OpenAI
GPT-5.2
Input tokens$1.75
Output tokens$14.00
Best providerOpenAI
Alibaba Cloud / Qwen Team
Qwen3.5-397B-A17B
Input tokens$0.60
Output tokens$3.60
Best providerNovita
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

GPT-5.2 accepts 400,000 input tokens compared to Qwen3.5-397B-A17B's 262,144 tokens. GPT-5.2 can generate longer responses up to 128,000 tokens, while Qwen3.5-397B-A17B is limited to 64,000 tokens.

OpenAI
GPT-5.2
Input400,000 tokens
Output128,000 tokens
Alibaba Cloud / Qwen Team
Qwen3.5-397B-A17B
Input262,144 tokens
Output64,000 tokens
Tue Apr 07 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-5.2 and Qwen3.5-397B-A17B support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

GPT-5.2

Text
Images
Audio
Video

Qwen3.5-397B-A17B

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-5.2 is licensed under a proprietary license, while Qwen3.5-397B-A17B uses Apache 2.0.

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

GPT-5.2

Proprietary

Closed source

Qwen3.5-397B-A17B

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-5.2 was released on 2025-12-11, while Qwen3.5-397B-A17B was released on 2026-02-16.

Qwen3.5-397B-A17B is 2 months newer than GPT-5.2.

GPT-5.2

Dec 11, 2025

3 months ago

Qwen3.5-397B-A17B

Feb 16, 2026

1 months ago

2mo newer

Knowledge Cutoff

When training data ends

GPT-5.2 has a documented knowledge cutoff of 2025-08-25, while Qwen3.5-397B-A17B's cutoff date is not specified.

We can confirm GPT-5.2's training data extends to 2025-08-25, but cannot make a direct comparison without Qwen3.5-397B-A17B's cutoff date.

GPT-5.2

Aug 2025

Qwen3.5-397B-A17B

—

Provider Availability

GPT-5.2 is available from OpenAI. Qwen3.5-397B-A17B is available from Novita.

GPT-5.2

openai logo
OpenAI
Input Price:Input: $1.75/1MOutput Price:Output: $14.00/1M

Qwen3.5-397B-A17B

novita logo
Novita
Input Price:Input: $0.60/1MOutput Price:Output: $3.60/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

OpenAI
Larger context window (400,000 tokens)
Higher GPQA score (92.4% vs 88.4%)
Higher HMMT 2025 score (99.4% vs 94.8%)
Higher Humanity's Last Exam score (34.5% vs 28.7%)
Higher MMMLU score (89.6% vs 88.5%)
Higher SWE-Bench Verified score (80.0% vs 76.4%)
Higher Toolathlon score (46.3% vs 38.3%)
Alibaba Cloud / Qwen Team

Qwen3.5-397B-A17B

View details

Alibaba Cloud / Qwen Team

Less expensive input tokens
Less expensive output tokens
Has open weights
Higher BrowseComp score (69.0% vs 65.8%)

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-5.2
Alibaba Cloud / Qwen Team
Qwen3.5-397B-A17B

FAQ

Common questions about GPT-5.2 vs Qwen3.5-397B-A17B

GPT-5.2 significantly outperforms across most benchmarks. GPT-5.2 is made by OpenAI and Qwen3.5-397B-A17B is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
GPT-5.2 scores AIME 2025: 100.0%, HMMT 2025: 99.4%, Tau2 Telecom: 98.7%, Graphwalks BFS <128k: 94.0%, GPQA: 92.4%. Qwen3.5-397B-A17B scores MMLU-Redux: 94.9%, HMMT 2025: 94.8%, C-Eval: 93.0%, HMMT25: 92.7%, IFEval: 92.6%.
Qwen3.5-397B-A17B is 2.9x cheaper for input tokens. GPT-5.2 costs $1.75/M input and $14.00/M output via openai. Qwen3.5-397B-A17B costs $0.60/M input and $3.60/M output via novita.
GPT-5.2 supports 400K tokens and Qwen3.5-397B-A17B supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (400K vs 262K), input pricing ($1.75 vs $0.60/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
GPT-5.2 is developed by OpenAI and Qwen3.5-397B-A17B is developed by Alibaba Cloud / Qwen Team.