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Side-by-side comparison for AI agent model selection.
Side-by-side comparison of Claude Sonnet 4.5 and Claude Haiku 4.5. Claude Sonnet 4.5 scores 67 on quality benchmarks at $18.00/1M tokens. Claude Haiku 4.5 scores 40 at $6.00/1M tokens.
Claude Sonnet 4.5 has higher benchmark scores. Claude Haiku 4.5 offers competitive value at a lower price point. For budget-conscious users, go with Claude Haiku 4.5. For maximum quality, choose Claude Sonnet 4.5.
| Claude Sonnet 4.5 | Claude Haiku 4.5 | |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Tier | Premium | Budget |
| Quality Score | 67 | 40 |
| Input Price | $3.00/1M | $1.00/1M |
| Output Price | $15.00/1M | $5.00/1M |
| Speed | 70 tok/s | 150 tok/s |
| Context Window | 1.0M | 200K |
| Max Output | 64K | 8K |
| Reasoning | Yes | No |
| Vision | Yes | Yes |
| Task | Claude Sonnet 4.5 | Claude Haiku 4.5 | Savings |
|---|---|---|---|
| Coding | $35.10 | $11.70 | Claude Haiku 4.5 saves $23.40 |
| Writing | $9.36 | $3.12 | Claude Haiku 4.5 saves $6.24 |
| Analysis | $19.50 | $6.50 | Claude Haiku 4.5 saves $13.00 |
| $3.12 | $1.04 | Claude Haiku 4.5 saves $2.08 | |
| Summarization | $6.24 | $2.08 | Claude Haiku 4.5 saves $4.16 |
| Creative | $7.80 | $2.60 | Claude Haiku 4.5 saves $5.20 |