Claude Opus 5.5 vs DeepSeek-R1-0528
DeepSeek-R1-0528 is cheaper on output tokens, while Claude Opus 5.5 offers a larger context window. Choose Claude Opus 5.5 or DeepSeek-R1-0528 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Claude Opus 5.5 | DeepSeek-R1-0528 |
|---|---|---|
| Provider | Azure | Azure |
| Input / 1M tokens | $4.00 | $1.35 |
| Output / 1M tokens | $20.00 | $5.40 |
| Context window | 1M | 164K |
| Parameters | — | — |
| Open weights | No | Yes |
| Released | Sep 2026 | May 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.