Amazon 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.
Model details →Amazon: Nova Premier 1.0 vs Writer: Palmyra X5
Writer: Palmyra X5 wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
Palmyra X5 is Writer's most advanced model, purpose-built for building and scaling AI agents across the enterprise. It delivers industry-leading speed and efficiency on context windows up to 1 million tokens, powered by a novel transformer …
Model details →Side-by-side comparison
| Capability | Amazon: Nova Premier 1.0 | Writer: Palmyra X5 | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1M | 1.0M | 🏆 Writer: Palmyra X5 |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $2.50 | $0.60 | 🏆 Writer: Palmyra X5 |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $12.50 | $6.00 | 🏆 Writer: Palmyra X5 |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 Amazon: Nova Premier 1.0 |
| Vision input Accepts image inputs alongside text. | Yes | — | 🏆 Amazon: Nova Premier 1.0 |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | — | Tie |
Frequently asked questions
Is Amazon: Nova Premier 1.0 better than Writer: Palmyra X5?
Writer: Palmyra X5 wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Amazon: Nova Premier 1.0 and Writer: Palmyra X5?
Input: $2.50 vs $0.60 per 1M tokens. Output: $12.50 vs $6.00 per 1M tokens.
What context windows do Amazon: Nova Premier 1.0 and Writer: Palmyra X5 support?
Amazon: Nova Premier 1.0 supports up to 1M tokens. Writer: Palmyra X5 supports up to 1.0M tokens.
Do both Amazon: Nova Premier 1.0 and Writer: Palmyra X5 support tool calling?
Amazon: Nova Premier 1.0: yes. Writer: Palmyra X5: not advertised.