GPT-5.4 nano (xhigh) is a text-based AI model by OpenAI. It features 216 tok/s output speed, $0.20/1M input tokens pricing. It scores 44.4 on the intelligence index.
Output Speed
216 tok/s
Latency (TTFT)
2.31s
Blended Price
$0.46/M
| Input (Prompt) | $0.20 |
| Output (Completion) | $1.25 |
| Cache Read | Free |
| Cache Write | Free |
| Context Length | N/A |
| Max Output Tokens | N/A |
| Input Modalities | Text |
| Output Modalities | Text |
| Tokenizer | N/A |
GPT-5.4 nano (xhigh) costs $0.20/1M input tokens and $1.25/1M output tokens.
Yes, GPT-5.4 nano (xhigh) has a strong coding score of 43.9, placing it among the top coding models.
GPT-5.4 nano (xhigh) generates output at 216 tok/s. Time to first token is 2.31s.
No, GPT-5.4 nano (xhigh) is a paid model. Check the free models page for zero-cost alternatives.
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See the alternatives section above for models with similar capabilities. You can also compare GPT-5.4 nano (xhigh) head-to-head with any model on our comparison page.