Claude Opus 4.6 vs GPT-5.4 Mini
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 vs GPT-5.4 Mini: side by side
| Spec | Claude Opus 4.6 | GPT-5.4 Mini | Winner |
|---|---|---|---|
| Intelligence | 52.9 | 48.9 | Claude Opus 4.6 |
| Output speed | 40 t/s | 181 t/s | GPT-5.4 Mini |
| Output price | $25.00/1M | $4.50/1M | GPT-5.4 Mini |
| Context | 1000K | 400K | Claude Opus 4.6 |
| Params | — | — | Tie |
| Type | Proprietary | Proprietary | Tie |
| Provider | Anthropic | OpenAI | Tie |
Claude Opus 4.6
Pros
- +Strong performance on nuanced reasoning tasks
- +Careful and safety-aligned responses
- +Effective handling of large inputs
- +High-quality structured outputs
Cons
- –Slower response times on complex queries
- –More conservative on borderline topics
- –No native real-time web access
GPT-5.4 Mini
Pros
- +Very large context window
- +Native support for files, images, and text
- +Flexible multimodal workflows
- +Suitable for document-heavy tasks
Cons
- –Mini size may reduce depth on complex reasoning
- –Performance depends on input quality across modalities
- –Long contexts can increase latency
Frequently asked questions
It depends on your needs. Claude Opus 4.6 and GPT-5.4 Mini are both multimodal models; the comparison table above shows where each one leads on the metrics that matter. See the verdict for a recommendation.