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Side-by-side comparison of GPT-5.3 and DeepSeek V3.2. GPT-5.3 scores 70 on quality benchmarks at $12.00/1M tokens. DeepSeek V3.2 scores 55 at $0.63/1M tokens.
GPT-5.3 has higher benchmark scores. DeepSeek V3.2 offers competitive value at a lower price point. For budget-conscious users, go with DeepSeek V3.2. For maximum quality, choose GPT-5.3.
| GPT-5.3 | DeepSeek V3.2 | |
|---|---|---|
| Provider | OpenAI | DeepSeek |
| Tier | Frontier | Mid-Range |
| Quality Score | 70 | 55 |
| Input Price | $2.00/1M | $0.25/1M |
| Output Price | $10.00/1M | $0.38/1M |
| Speed | 80 tok/s | 120 tok/s |
| Context Window | 400K | 128K |
| Max Output | 64K | 32K |
| Reasoning | Yes | Yes |
| Vision | Yes | No |
| Task | GPT-5.3 | DeepSeek V3.2 | Savings |
|---|---|---|---|
| Coding | $23.40 | $1.36 | DeepSeek V3.2 saves $22.04 |
| Writing | $6.24 | $0.36 | DeepSeek V3.2 saves $5.88 |
| Analysis | $13.00 | $0.76 | DeepSeek V3.2 saves $12.24 |
| Math & Reasoning | $7.80 | $0.45 | DeepSeek V3.2 saves $7.35 |
| General Chat | $1.56 | $0.09 | DeepSeek V3.2 saves $1.47 |