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Side-by-side comparison for AI agent model selection.
Side-by-side comparison of Claude Sonnet 4.5 and Claude Sonnet 4.1. Claude Sonnet 4.5 scores 67 on quality benchmarks at $18.00/1M tokens. Claude Sonnet 4.1 scores 58 at $18.00/1M tokens.
Claude Sonnet 4.5 has higher benchmark scores. Claude Sonnet 4.1 offers competitive value at a lower price point. For budget-conscious users, go with Claude Sonnet 4.1. For maximum quality, choose Claude Sonnet 4.5.
| Claude Sonnet 4.5 | Claude Sonnet 4.1 | |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Tier | Premium | Mid-Range |
| Quality Score | 67 | 58 |
| Input Price | $3.00/1M | $3.00/1M |
| Output Price | $15.00/1M | $15.00/1M |
| Speed | 70 tok/s | 80 tok/s |
| Context Window | 1.0M | 200K |
| Max Output | 64K | 16K |
| Reasoning | Yes | No |
| Vision | Yes | Yes |
| Task | Claude Sonnet 4.5 | Claude Sonnet 4.1 | Savings |
|---|---|---|---|
| Coding | $35.10 | $35.10 | ~Same |
| Writing | $9.36 | $9.36 | ~Same |
| Analysis | $19.50 | $19.50 | ~Same |
| Creative | $7.80 | $7.80 | ~Same |