Amazon: Nova Premier 1.0 vs OpenAI: GPT-5.5 Pro
Side-by-side comparison — pricing, context window, capabilities, and live leaderboard data.
Key differences
- Amazon: Nova Premier 1.0 is 92% cheaper per 1K input tokens than OpenAI: GPT-5.5 Pro ($0.0025 vs $0.0300).
- Amazon: Nova Premier 1.0 is built by Amazon; OpenAI: GPT-5.5 Pro is built by OpenAI.
Specifications
| Amazon: Nova Premier 1.0 | OpenAI: GPT-5.5 Pro | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Context window | 1000K | 1050K |
| Max output tokens | 8192 | 8192 |
| Input price / 1K tokens | $0.0025 | $0.0300 |
| Output price / 1K tokens | $0.0125 | $0.1800 |
| Vision support | Yes | Yes |
| Function calling | No | No |
| License | Proprietary | Proprietary |
About Amazon: Nova Premier 1.0
US·ClosedAmazon Nova Premier is the most capable of Amazon’s multimodal models for complex reasoning tasks and for use as the best teacher for distilling custom models.
View Amazon: Nova Premier 1.0 reliability and benchmark history →About OpenAI: GPT-5.5 Pro
US·ClosedGPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token context window (922K input, 128K output) with support for...
View OpenAI: GPT-5.5 Pro reliability and benchmark history →Try them yourself
Run the same prompt against Amazon: Nova Premier 1.0 and OpenAI: GPT-5.5 Pro side-by-side on PromptPit.
Start a comparison