OpenAI: GPT-5.4 Nano
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...
Specifications
| Lab | OpenAI |
|---|---|
| Context window | 400,000 |
| Input price | $0.20/1M |
| Output price | $1.25/1M |
| Release | 2026-03-01 00:00:00 |
In Depth: GPT-5.4 Nano
Summary
GPT-5.4 Nano is an AI model from OpenAI.
Released 2026-03-01 00:00:00. It currently appears in the Overall category on LMRank. It supports File, image, text input and produces Text output, with a context window of 400K tokens. Input pricing is $0.20 per 1M tokens and output is $1.25 per 1M tokens on OpenRouter.