Claude Opus 4.8 vs Nova Premier
Detailed comparison of API pricing, technical specifications, and benchmark scores. Updated 2026-06-29.
Cost at a Glance
Claude Opus 4.8 is 2× more expensive than Nova Premier — switching could save 50% on your monthly API bill.
At 5M input + 2M output tokens per month:
Choosing Nova Premier could save you $37.50/mo
Price Comparison (per 1M tokens)
| Metric | Claude Opus 4.8 | Nova Premier |
|---|---|---|
| Input (per 1M tokens) | $5.00 | $2.50 |
| Output (per 1M tokens) | $25.00 | $12.50 |
| Cache Write (per 1M tokens) | $6.25 | — |
| Cache Read (per 1M tokens) | $0.50 | $0.63 |
| Batch Input (per 1M tokens) | $2.50 | — |
| Batch Output (per 1M tokens) | $12.50 | — |
Prices are per 1 million tokens. Actual costs depend on your monthly token volume. Use the calculator →
Specifications
| Spec | Claude Opus 4.8 | Nova Premier |
|---|---|---|
| Context Window | 1M | 1M |
| Max Output Tokens | 128K | 32K |
| Knowledge Cutoff | 2026-03 | 2025-10 |
| Modalities | Text, Image | Text, Image |
| Prompt Caching | Yes | Yes |
| Batch API | Yes | No |
| Thinking / Reasoning | Yes | No |
Benchmark Scores
| Benchmark | Claude Opus 4.8 | Nova Premier |
|---|---|---|
| SWE-bench Verified | 87.6 | — |
| MMLU-Pro | 86.8 | 73.3 |
| HumanEval | 95.1 | — |
Benchmark scores from official provider reports. Higher is better. Missing scores indicate the provider has not published that benchmark yet.
Use Cases
Claude Opus 4.8
Nova Premier
About the Providers
Claude Opus 4.8 is developed by Anthropic. Nova Premier is developed by Amazon. This is a cross-provider comparison between Anthropic and Amazon models. For the most up-to-date pricing, always check the official API documentation from each provider.