Model comparison
Gemini 2.5 Pro vs GPT-5.4
Gemini 2.5 Pro
Google's bet on massive context and native multimodality.
OpenAI
GPT-5.4
OpenAI's flagship — broadest modality and ecosystem coverage.
Specs
| Metric | Gemini 2.5 Pro | GPT-5.4 |
|---|---|---|
| Context window | 1.0M tokens | 1.1M tokens↑ |
| Input $/1M tokens | $1.25↑ | $2.50 |
| Output $/1M tokens | $10.00↑ | $15.00 |
| Modalities | Text · Image · File · Audio · Video | Text · Image · File |
| Open weights | No | No |
Key differences
- —Gemini 2.5 Pro offers 1.0M context; GPT-5.4 offers 1.1M.
- —Input pricing: Gemini 2.5 Pro at $1.25/1M vs GPT-5.4 at $2.50/1M.