Claude Sonnet 4.6 vs Claude Opus 4.5 (latest)
Claude Sonnet 4.6 is cheaper on output tokens, while Claude Sonnet 4.6 offers a larger context window. Choose Claude Sonnet 4.6 or Claude Opus 4.5 (latest) based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Claude Sonnet 4.6 | Claude Opus 4.5 (latest) |
|---|---|---|
| Provider | Neon | Neon |
| Input / 1M tokens | $3.00 | $5.00 |
| Output / 1M tokens | $15.00 | $25.00 |
| Context window | 1M | 200K |
| Parameters | — | — |
| Open weights | No | No |
| Released | Feb 2026 | Nov 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.