GPT-4o 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.
Updated
GPT-4o specs · Amazon Nova Pro specs- PriceAmazon Nova Pro
Amazon Nova Pro is roughly 3.1× cheaper on output tokens ($3.20 vs $10.00 per 1M).
- Context windowAmazon Nova Pro
Amazon Nova Pro accepts 300K tokens vs 128K, 2.3× 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.
- ModalitiesTie
Different mixes: GPT-4o adds audio, Amazon Nova Pro adds video.
- OpennessTie
Both are closed-weight, API-only.
On balance Amazon Nova Pro edges ahead, winning 2 of 5 categories against GPT-4o's 0. Amazon Nova Pro is roughly 3.1× cheaper on output tokens ($3.20 vs $10.00 per 1M). Amazon Nova Pro accepts 300K tokens vs 128K, 2.3× 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, GPT-4o handles text, vision, audio 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 7 months after GPT-4o, which usually means a more recent knowledge cutoff and updated safety post-training. GPT-4o is usually picked for chatbots and vision 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 | GPT-4o | Amazon Nova Pro |
|---|---|---|
| Provider | OpenAI | Other |
| Released | May 2024 | Dec 2024 |
| Modalities | text, vision, audio | text, vision, video |
| Context window | 128K tokens | 300K tokens |
| Max output | , | , |
| Input · 1M | $2.50 / 1M tokens | $0.80 / 1M tokens |
| Output · 1M | $10.00 / 1M tokens | $3.20 / 1M tokens |
| Knowledge cutoff | 2023-10 | , |
| 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$22.50 vs $7.20
- Heavy usage, 1M in / 500k out per day$225 vs $72.00
- RAG workload, 5M in / 200k out per day$435 vs $139
Light usage, 100k in / 50k out per day: $22.50 vs $7.20 per month, model B comes out ahead. Heavy usage, 1M in / 500k out per day: $225 vs $72.00 per month, model B comes out ahead. RAG workload, 5M in / 200k out per day: $435 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.
- GPT-4o$0.750
- 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.
- MMLU88.7
- HumanEval90.2
GPT-4o fits when…
- Native multimodal
- Mature SDK and tooling
- Multimodal needs covering audio.
Amazon Nova Pro fits when…
- AWS-native
- Long context
- Multimodal incl. video
- Cost-sensitive workloads, 3.1× cheaper than GPT-4o on output tokens.
- Long-context tasks, handles 300K tokens vs 128K for GPT-4o.
Consider GPT-5.5
OpenAI's mid-cycle GPT-5 refresh, improved reasoning, tool use, and multimodal grounding over the 2025 launch.
Frequently asked
Is GPT-4o or Amazon Nova Pro cheaper?
Amazon Nova Pro is cheaper at $3.20 / 1M tokens per million output tokens, vs $10.00 / 1M tokens for GPT-4o.Which has the larger context window?
Amazon Nova Pro accepts 300K tokens vs 128K for GPT-4o.Is GPT-4o or Amazon Nova Pro better for coding?
Both GPT-4o 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 GPT-4o and Amazon Nova Pro released?
GPT-4o was released by OpenAI on 2024-05-13. Amazon Nova Pro was released by Other on 2024-12-03.
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