Claude Sonnet 4.6 vs Claude 3.7 Sonnet
Both have similar output pricing, while Claude Sonnet 4.6 offers a larger context window. Choose Claude Sonnet 4.6 or Claude 3.7 Sonnet based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Claude Sonnet 4.6 | Claude 3.7 Sonnet |
|---|---|---|
| Provider | Anthropic | Helicone |
| Input / 1M tokens | $3.00 | $3.00 |
| Output / 1M tokens | $15.00 | $15.00 |
| Context window | 1M | 200K |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | Feb 2025 |
| LMArena (Chatbot Arena) Elo score | 1458 | 1314 |
| LMArena WebDev Elo score | 1522 | — |
| LMArena Vision Elo score | 1282 | 1169 |
| GPQA Diamond score | 87.4 | 78.5 |
| FrontierMath score | 32.4 | 4.1 |
| Epoch Capabilities Index score | 152 | 141 |
| SWE-bench Verified score | — | 70.4 |
| Aider Polyglot score | — | 64.9 |
| SWE-bench Multimodal score | — | 31.3 |
FAQ
Is Claude Sonnet 4.6 or Claude 3.7 Sonnet cheaper?
Claude Sonnet 4.6 and Claude 3.7 Sonnet have comparable output pricing.
Which has the larger context window, Claude Sonnet 4.6 or Claude 3.7 Sonnet?
Claude Sonnet 4.6 has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.