GPT-5.5 vs Nemotron 3 Ultra 550B A55B
Both have similar output pricing, while GPT-5.5 offers a larger context window. Choose GPT-5.5 or Nemotron 3 Ultra 550B A55B based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GPT-5.5 | Nemotron 3 Ultra 550B A55B |
|---|---|---|
| Provider | UnoRouter | UnoRouter |
| Input / 1M tokens | $0.00 | $0.00 |
| Output / 1M tokens | $0.00 | $0.00 |
| Context window | 1.1M | 1M |
| Parameters | — | — |
| Open weights | No | Yes |
| Released | Apr 2026 | Jun 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.