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Side-by-side comparison for AI agent model selection.
Side-by-side comparison of Claude Sonnet 4.5 and DeepSeek V3.2. Claude Sonnet 4.5 scores 67 on quality benchmarks at $18.00/1M tokens. DeepSeek V3.2 scores 55 at $0.63/1M tokens.
Claude Sonnet 4.5 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 Claude Sonnet 4.5.
| Claude Sonnet 4.5 | DeepSeek V3.2 | |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Tier | Premium | Mid-Range |
| Quality Score | 67 | 55 |
| Input Price | $3.00/1M | $0.25/1M |
| Output Price | $15.00/1M | $0.38/1M |
| Speed | 70 tok/s | 120 tok/s |
| Context Window | 1.0M | 128K |
| Max Output | 64K | 32K |
| Reasoning | Yes | Yes |
| Vision | Yes | No |
| Task | Claude Sonnet 4.5 | DeepSeek V3.2 | Savings |
|---|---|---|---|
| Coding | $35.10 | $1.36 | DeepSeek V3.2 saves $33.74 |
| Writing | $9.36 | $0.36 | DeepSeek V3.2 saves $9.00 |
| Analysis | $19.50 | $0.76 | DeepSeek V3.2 saves $18.75 |
| Math & Reasoning | $11.70 | $0.45 | DeepSeek V3.2 saves $11.25 |
| Creative | $7.80 | $0.30 | DeepSeek V3.2 saves $7.50 |
| General Chat | $2.34 | $0.09 | DeepSeek V3.2 saves $2.25 |