Claude 3.5 Sonnet vs Amazon Nova Pro
A complete head-to-head: pricing, context window, benchmarks, modality coverage, and openness, with a programmatic verdict synthesized from the underlying data.
- PriceAmazon Nova Pro
Amazon Nova Pro is roughly 4.7× cheaper on output tokens ($3.20 vs $15.00 per 1M).
- Context windowAmazon Nova Pro
Amazon Nova Pro accepts 300K tokens vs 200K, 1.5× the room for long documents and codebases.
- BenchmarksTie
No directly comparable public benchmarks are available for both models, check the spec sheets for individual scores.
- ModalitiesAmazon Nova Pro
Amazon Nova Pro supports 3 modalities (text, vision, video) vs 2 for Claude 3.5 Sonnet.
- OpennessTie
Both are closed-weight, API-only.
On balance Amazon Nova Pro edges ahead, winning 3 of 5 categories against Claude 3.5 Sonnet's 0. Amazon Nova Pro is roughly 4.7× cheaper on output tokens ($3.20 vs $15.00 per 1M). Amazon Nova Pro accepts 300K tokens vs 200K, 1.5× the room for long documents and codebases.
No directly comparable public benchmarks are available for both models, check the spec sheets for individual scores. They differ in modality coverage, Claude 3.5 Sonnet handles text, vision while Amazon Nova Pro handles text, vision, video, which can be the deciding factor before you even look at benchmarks. Both are closed-weight, API-only.
Amazon Nova Pro is the newer of the two, released 1 months after Claude 3.5 Sonnet, which usually means a more recent knowledge cutoff and updated safety post-training. Claude 3.5 Sonnet is usually picked for coding llm and code review workloads, while Amazon Nova Pro sees more deployments in enterprise llm and rag. If pricing matters more than every last benchmark point, run the numbers in the calculator below before committing.
Side-by-side specs
| Spec | Claude 3.5 Sonnet | Amazon Nova Pro |
|---|---|---|
| Provider | Anthropic | Other |
| Released | Oct 2024 | Dec 2024 |
| Modalities | text, vision | text, vision, video |
| Context window | 200K tokens | 300K tokens |
| Max output | , | , |
| Input · 1M | $3.00 / 1M tokens | $0.80 / 1M tokens |
| Output · 1M | $15.00 / 1M tokens | $3.20 / 1M tokens |
| Knowledge cutoff | , | , |
| Open weights | No | No |
| API available | Yes | Yes |
Pricing at scale
What you'd actually pay at typical workloads. Numbers come from each model's published per-million-token rates.
- Light usage, 100k in / 50k out per day$31.50 vs $7.20
- Heavy usage, 1M in / 500k out per day$315 vs $72.00
- RAG workload, 5M in / 200k out per day$540 vs $139
Light usage, 100k in / 50k out per day: $31.50 vs $7.20 per month, model B comes out ahead. Heavy usage, 1M in / 500k out per day: $315 vs $72.00 per month, model B comes out ahead. RAG workload, 5M in / 200k out per day: $540 vs $139 per month, model B comes out ahead.
Estimated spend for the listed models at your usage. Numbers are derived from each model's published per-million-token rates.
- Claude 3.5 Sonnet$1.05
- Amazon Nova Pro$0.240
Benchmarks compared
Only sourced numbers. Where a benchmark is missing for one model we show the available value rather than fabricating the other.
- HumanEval92.0
Claude 3.5 Sonnet fits when…
- Mature and battle-tested
- Strong code
Amazon Nova Pro fits when…
- AWS-native
- Long context
- Multimodal incl. video
- Cost-sensitive workloads, 4.7× cheaper than Claude 3.5 Sonnet on output tokens.
- Multimodal needs covering video.
Consider Claude Opus 4.7
Anthropic's mid-2026 flagship, ahead on SWE-bench, agent reliability, and writing quality.
Frequently asked
Is Claude 3.5 Sonnet or Amazon Nova Pro cheaper?
Amazon Nova Pro is cheaper at $3.20 / 1M tokens per million output tokens, vs $15.00 / 1M tokens for Claude 3.5 Sonnet.Which has the larger context window?
Amazon Nova Pro accepts 300K tokens vs 200K for Claude 3.5 Sonnet.Is Claude 3.5 Sonnet or Amazon Nova Pro better for coding?
Both Claude 3.5 Sonnet and Amazon Nova Pro are competitive on coding benchmarks. See each model's individual spec page for HumanEval and SWE-bench scores where published. For an opinionated pick, consult our Best LLM for Coding ranking.Are either of these models open source?
Neither model ships open weights, both are accessible only via their respective providers' APIs.When were Claude 3.5 Sonnet and Amazon Nova Pro released?
Claude 3.5 Sonnet was released by Anthropic on 2024-10-22. Amazon Nova Pro was released by Other on 2024-12-03.
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