GPT-5-Nano

Overview

Model description: original source language.

GPT-5-Nano是GPT-5系列中最快速的版本，专为开发者工具、即时交互和超低延迟场景优化。尽管在复杂推理能力上略逊于更大的模型，但它保留了核心的指令跟随与安全特性。

Pricing

Pricing follows the current settings of your account group.

API integration

Use a Yunhai API key to call configured models.

curl "$YUNHAI_BASE_URL/chat/completions" \
  -H "Authorization: Bearer $YUNHAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"openai/gpt-5-nano","messages":[{"role":"user","content":"你好"}]}'