GPT-5.5 Pro vs Amazon Nova Pro
Benchmarks, API pricing and specs, head to head. Data updated 2026-06-10.
GPT-5.5 Pro
OpenAI · Apr 2026
The maximum-compute tier of GPT-5.5 for the hardest research, math and engineering problems, at a steep per-token premium.
Amazon Nova Pro
Amazon · Dec 2024
AWS's house multimodal model — chosen for Bedrock-native integration and AWS billing more than for benchmark wins.
The verdict
These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: Amazon Nova Pro works out roughly 48x cheaper per blended million tokens. GPT-5.5 Pro also takes 1M of context versus 300K for Amazon Nova Pro.
Specs & pricing
| GPT-5.5 Pro | Amazon Nova Pro | |
|---|---|---|
| modhub Index | — | — |
| Input price / 1M | $30 | $0.8 |
| Output price / 1M | $180 | $3.2 |
| Context window | 1M | 300K |
| Max output | 128K | 10K |
| Open weights | no | no |
| Reasoning model | yes | no |
| Multimodal input | text, image | text, image, video |
| Knowledge cutoff | Jan 2026 | Oct 2024 |
| Released | Apr 2026 | Dec 2024 |
| Example monthly cost* | $570.00 | $12.80 |
* 10M input + 1.5M output tokens per month at list prices, no caching. Green = better value on that row.
Frequently asked questions
- Which is better, GPT-5.5 Pro or Amazon Nova Pro?
- These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: Amazon Nova Pro works out roughly 48x cheaper per blended million tokens. GPT-5.5 Pro also takes 1M of context versus 300K for Amazon Nova Pro.
- Which is cheaper, GPT-5.5 Pro or Amazon Nova Pro?
- GPT-5.5 Pro costs $30/$180 per million input/output tokens, while Amazon Nova Pro costs $0.8/$3.2. For a typical workload of 10M input and 1.5M output tokens per month, that's $570.00 versus $12.80.
- Which model is better for coding, GPT-5.5 Pro or Amazon Nova Pro?
- We don't yet track SWE-bench Verified results for both models; check their individual pages for coding-related scores.