Step 5 Preview

stepfun/step-5-preview

Overview

Model description: original source language.

Step 5 Preview 是 StepFun 面向真实任务的新一代旗舰基模，重点覆盖编程与专业知识工作。模型原生支持文本、图片和视频输入，提供 1M tokens 上下文窗口，适合需要处理大量信息、调用工具，并持续推进到交付结果的任务。

Textstepfun

Pricing

Pricing follows the current settings of your account group.

View available groups

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":"stepfun/step-5-preview","messages":[{"role":"user","content":"你好"}]}'