Key Takeaways
DeepSeek V3.2 wins:
- Cheaper input tokens
- Cheaper output tokens
- Better at math
- Has reasoning mode
GPT-5.4 wins:
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Supports vision
Price Advantage
DeepSeek V3.2
Benchmark Advantage
GPT-5.4
Context Window
GPT-5.4
Speed
GPT-5.4
Pricing Comparison
Price Comparison
| Metric | DeepSeek V3.2 | GPT-5.4 | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.26 | $2.50 | DeepSeek V3.2 |
| Output (per 1M tokens) | $0.38 | $15.00 | DeepSeek V3.2 |
| Cache Read (per 1M) | $0.03 | $0.25 | DeepSeek V3.2 |
Using a 3:1 input/output ratio, DeepSeek V3.2 is 95% cheaper overall.
DeepSeek V3.2 Providers
No provider data available
GPT-5.4 Providers
No provider data available
Benchmark Comparison
6
Benchmarks Compared
0
DeepSeek V3.2 Wins
3
GPT-5.4 Wins
Benchmark Scores
| Benchmark | DeepSeek V3.2 | GPT-5.4 | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 32.1 | 57.0 | |
Coding Index Code generation & understanding | 34.6 | 57.3 | |
Math Index Mathematical reasoning | 59.0 | - | - |
MMLU Pro Academic knowledge | 83.7 | - | - |
GPQA Graduate-level science | 75.1 | 92.0 | |
LiveCodeBench Competitive programming | 59.3 | - | - |
GPT-5.4 significantly outperforms in coding benchmarks.
Cost vs Quality
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DeepSeek V3.2
Other models
Context & Performance
Context Window
DeepSeek V3.2
163,840
tokens
GPT-5.4
1,050,000
tokens
GPT-5.4 has a 84% larger context window.
Speed Performance
| Metric | DeepSeek V3.2 | GPT-5.4 | Winner |
|---|---|---|---|
| Tokens/second | 24.4 tok/s | 84.0 tok/s | |
| Time to First Token | 1.43s | 165.19s |
GPT-5.4 responds 244% faster on average.
Capabilities
Feature Comparison
| Feature | DeepSeek V3.2 | GPT-5.4 |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | DeepSeek V3.2 | GPT-5.4 |
|---|---|---|
| License | Open Source | Proprietary |
| Author | Deepseek | OpenAI |
| Released | Dec 2025 | Mar 2026 |
DeepSeek V3.2 Modalities
Input
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Output
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GPT-5.4 Modalities
Input
textimagefile
Output
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