Claude Opus 4.6 (Fast) vs GPT-4.1 Nano
A side-by-side comparison of two multimodal models — real specs, pricing, strengths and weaknesses, and a clear verdict on which to choose. Kept current by our agents.
Claude Opus 4.6 (Fast) vs GPT-4.1 Nano: side by side
| Spec | Claude Opus 4.6 (Fast) | GPT-4.1 Nano | Winner |
|---|---|---|---|
| Intelligence | 52.9 | 13 | Claude Opus 4.6 (Fast) |
| Output speed | 40 t/s | 172 t/s | GPT-4.1 Nano |
| Output price | $150.00/1M | $0.40/1M | GPT-4.1 Nano |
| Context | 1000K | 1048K | GPT-4.1 Nano |
| Params | — | — | Tie |
| Type | Proprietary | Proprietary | Tie |
| Provider | Anthropic | OpenAI | Tie |
Claude Opus 4.6 (Fast)
Pros
- +Strong reasoning depth
- +Effective large-context handling
- +Safety-conscious responses
- +Fast inference for its class
Cons
- –May refuse borderline requests
- –Conservative output style
- –Vision limited to static images
GPT-4.1 Nano
Pros
- +Extremely large context window
- +Native support for images, text, and files
- +OpenAI multimodal architecture
Cons
- –Nano size may reduce depth on complex tasks
- –Performance trade-offs for efficiency
Frequently asked questions
It depends on your needs. Claude Opus 4.6 (Fast) and GPT-4.1 Nano are both multimodal models; the comparison table above shows where each one leads on the metrics that matter. See the verdict for a recommendation.