DeepSeek-V3.2-Exp vs GPT-5 High: Specs & Benchmark Comparison
| Characteristic | DeepSeek-V3.2-Exp | GPT-5 High |
|---|---|---|
| Company | DeepSeek | OpenAI |
| Release Date | September 28, 2025 | August 6, 2025 |
| Parameters | 685B | — |
| Multimodal | No | Yes |
| Context (input) | 164K | 400K |
| Context (output) | 66K | 128K |
| Input Price / 1M | $0.27 | $2.00 |
| Output Price / 1M | $0.41 | $8.00 |
| Average Score | 0.8 | 0.9 |
| Benchmarks | ||
| GPQA | 0.8 | 0.9 |
| AIME 2025 | 0.9 | 0.9 |
Visual Benchmark Comparison
DeepSeek-V3.2-Exp
GPT-5 High
GPQA0.8 vs 0.9
0.8
0.9
AIME 20250.9 vs 0.9
0.9
0.9
Verdict
DeepSeek-V3.2-Exp leads in 2 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: DeepSeek-V3.2-Exp — 0.8, GPT-5 High — 0.9.
API Cost
DeepSeek-V3.2-Exp is 14.7x cheaper: input $0.27/1M vs $2.00/1M tokens.
Context Window
GPT-5 High supports a larger context: 400K vs 164K tokens.
Recency
DeepSeek-V3.2-Exp is newer: released 9/28/2025 vs 8/6/2025.
More About These Models
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The DeepSeek-V3.2-Exp and GPT-5 High comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the DeepSeek-V3.2-Exp or GPT-5 High page. See also the complete list of AI model comparisons.