GPT-5.4 Nano vs Gemini Nano Banana 2.1 🍌
| OpenAI GPT-5.4 Nano | Google Gemini Nano Banana 2.1 🍌 | |
|---|---|---|
| Vendor | OpenAI | |
| Context window | 400,000 | 131,072 |
| Max output | 128,000 | 32,768 |
| Reasoning | Yes | Yes |
| Tool calling | Yes | No |
| File input | Yes | Yes |
| Input | text, image | text, image, video, file |
| Output | text | image, text |
| Released | 2026-03-17 | 2026-10-06 |