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Gemini 3.5 Flash (batch) vs GPT-5.4 Nano
List-price comparison ·Gemini 3.5 Flash (batch) details ·GPT-5.4 Nano details
For a typical workload (100,000 requests / mo), GPT-5.4 Nano is the cheapest — 73% less than the priciest here ($74.00/mo vs $270.00/mo).
| Gemini 3.5 Flash (batch) | GPT-5.4 Nano | |
|---|---|---|
| Input / 1M tokens | $0.750 | $0.200 |
| Output / 1M tokens | $4.50 | $1.25 |
| Typical request (1,200 in + 400 out) | $0.0027 | $0.0007 |
| Context window | 1,048,576 tokens | 400k tokens |
| Max output | 65,536 tokens | 128k tokens |
| Quality score | 74/100 | 62/100 |
| Tier | Flash | Flash |
| Provider | OpenAI |
Projected monthly cost
| Requests / mo | Gemini 3.5 Flash (batch) | GPT-5.4 Nano |
|---|---|---|
| 1,000 | $2.70 | $0.74 |
| 10,000 | $27.00 | $7.40 |
| 100,000 | $270.00 | $74.00 |
Gemini 3.5 Flash (batch)
Auto-synced from OpenRouter — no editorial write-up yet.
GPT-5.4 Nano
Cheapest OpenAI option for high-throughput classification, tagging, and routing — ideal as a first-pass filter before a stronger model.
Limited reasoning depth means it should be treated as a triage layer, not a final answer source, for anything business-critical.
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Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.