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StepFun.

Browse related reporting, editor notes and model resources on this site. Articles are ordered by their latest update; access links and pricing details are on each model page.

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Models and services

StepFun's model series with language capabilities and developer APIs.

StepFun: step-5-preview costs $1/$2.70 per 1M tokens (¥7/¥20 in China), step-3.5-flash $0.10/$0.30. The Step Plan coding subscription runs ¥49–¥699 per month.

Official websiteAPI consoleAPI Base URL
Links & pricing