OpenAI: GPT-5.4 Nano (batch)
GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency...
Everything else
| Max output | 128K |
|---|---|
| Input / 1M | $0.1 |
| Output / 1M | $0.625 |
| Cache read / 1M | $0.01 |
| Cache write / 1M | — |
| 1M in + 1M out | $0.725 |
| Takes | file, image, text |
| Returns | text |
| Tools | yes |
| Reasoning | optional · xhigh, high, medium, low, none |
| Open weights | no |
| Released | 2026-03-17 |
| Knowledge cutoff | 2025-08-31 |
| Retires | — |
| Catalog id | openai/gpt-5.4-nano:batch |
Using it
In 00, this model is picked per agent — and per tier, so the model that answers your customers need not be the one that writes your code. Get 00.