GPT-5.2 vs DeepSeek-V3.2-Speciale Comparison
Comparing GPT-5.2 and DeepSeek-V3.2-Speciale across benchmarks, pricing, and capabilities.
Performance Benchmarks
Comparative analysis across standard metrics
GPT-5.2 outperforms in 5 benchmarks (AIME 2025, HMMT 2025, Humanity's Last Exam, SWE-Bench Verified, Toolathlon), while DeepSeek-V3.2-Speciale is better at 0 benchmarks.
GPT-5.2 significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, GPT-5.2 ($1.75/1M tokens) is 6.2x more expensive than DeepSeek-V3.2-Speciale ($0.28/1M tokens).
For output processing, GPT-5.2 ($14.00/1M tokens) is 33.3x more expensive than DeepSeek-V3.2-Speciale ($0.42/1M tokens).
In conclusion, GPT-5.2 is more expensive than DeepSeek-V3.2-Speciale.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
GPT-5.2 accepts 400,000 input tokens compared to DeepSeek-V3.2-Speciale's 131,072 tokens. DeepSeek-V3.2-Speciale can generate longer responses up to 131,072 tokens, while GPT-5.2 is limited to 128,000 tokens.
Input Capabilities
Supported data types and modalities
GPT-5.2 supports multimodal inputs, whereas DeepSeek-V3.2-Speciale does not.
GPT-5.2 can handle both text and other forms of data like images, making it suitable for multimodal applications.
GPT-5.2
DeepSeek-V3.2-Speciale
License
Usage and distribution terms
GPT-5.2 is licensed under a proprietary license, while DeepSeek-V3.2-Speciale uses MIT.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
MIT
Open weights
Release Timeline
When each model was launched
GPT-5.2 was released on 2025-12-11, while DeepSeek-V3.2-Speciale was released on 2025-12-01.
GPT-5.2 is 0 month newer than DeepSeek-V3.2-Speciale.
Dec 11, 2025
3 months ago
1w newerDec 1, 2025
3 months ago
Knowledge Cutoff
When training data ends
GPT-5.2 has a documented knowledge cutoff of 2025-08-25, while DeepSeek-V3.2-Speciale'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 DeepSeek-V3.2-Speciale's cutoff date.
Aug 2025
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Provider Availability
GPT-5.2 is available from OpenAI. DeepSeek-V3.2-Speciale is available from DeepSeek. The availability of providers can affect quality of the model and reliability.
GPT-5.2
DeepSeek-V3.2-Speciale
Outputs Comparison
Key Takeaways
GPT-5.2
View detailsOpenAI
Detailed Comparison
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