GPT-5.6 Sol vs Claude Opus 5.5
Both have similar output pricing, while GPT-5.6 Sol offers a larger context window. Choose GPT-5.6 Sol or Claude Opus 5.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GPT-5.6 Sol | Claude Opus 5.5 |
|---|---|---|
| Provider | CrossModel | CrossModel |
| Input / 1M tokens | $4.00 | $4.00 |
| Output / 1M tokens | $20.00 | $20.00 |
| Context window | 1.1M | 1M |
| Parameters | — | — |
| Open weights | No | No |
| Released | Jul 2026 | Sep 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.