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Nano Banana (Gemini 2.5 Flash Image) vs GPT-5.4 Mini
List-price comparison ·Nano Banana (Gemini 2.5 Flash Image) details ·GPT-5.4 Mini details
For a typical workload (100,000 requests / mo), Nano Banana (Gemini 2.5 Flash Image) is the cheapest — 50% less than the priciest here ($136.00/mo vs $270.00/mo).
| Nano Banana (Gemini 2.5 Flash Image) | GPT-5.4 Mini | |
|---|---|---|
| Input / 1M tokens | $0.300 | $0.750 |
| Output / 1M tokens | $2.50 | $4.50 |
| Typical request (1,200 in + 400 out) | $0.0014 | $0.0027 |
| Context window | 32,768 tokens | 400k tokens |
| Max output | 8,192 tokens | 128k tokens |
| Quality score | 72/100 | 80/100 |
| Tier | Flash | Balanced |
| Provider | OpenAI |
Projected monthly cost
| Requests / mo | Nano Banana (Gemini 2.5 Flash Image) | GPT-5.4 Mini |
|---|---|---|
| 1,000 | $1.36 | $2.70 |
| 10,000 | $13.60 | $27.00 |
| 100,000 | $136.00 | $270.00 |
Nano Banana (Gemini 2.5 Flash Image)
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GPT-5.4 Mini
Good default for everyday chat, summarization, and lightweight agent steps where GPT-5.4-level reasoning isn't required.
Quality gap widens on long, multi-hop reasoning tasks — needs careful prompt design to avoid silent failures on edge cases.
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Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.