← Compare models
Open all in the calculator — adjust volume and token counts →
For a typical workload (100,000 requests / mo), GPT-5.4 is the cheapest — 85% less than the priciest here ($900.00/mo vs $6,000.00/mo).
| GPT-5.4 | GPT-4 | |
|---|---|---|
| Input / 1M tokens | $2.50 | $30.00 |
| Output / 1M tokens | $15.00 | $60.00 |
| Typical request (1,200 in + 400 out) | $0.009 | $0.06 |
| Context window | 1050k tokens | 8,191 tokens |
| Max output | 128k tokens | 4,096 tokens |
| Quality score | 95/100 | 90/100 |
| Tier | Flagship | Flagship |
| Provider | OpenAI | OpenAI |
Projected monthly cost
| Requests / mo | GPT-5.4 | GPT-4 |
|---|---|---|
| 1,000 | $9.00 | $60.00 |
| 10,000 | $90.00 | $600.00 |
| 100,000 | $900.00 | $6,000.00 |
GPT-5.4
Excellent general-purpose reasoning and broad world knowledge, with strong performance on coding, math, and multi-modal (image + file) inputs.
Output tokens are priced well above input tokens, so verbose responses dominate cost — tight max-token limits and prompt caching matter.
GPT-4
Auto-synced from OpenRouter — no editorial write-up yet.
More comparisons
Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.