Model pricing

StepFun: Step 3.5 Flash API Pricing

Name: StepFun: Step 3.5 Flash API
Brand: StepFun

StepFun · 256K context

toolsreasoninglong-contextcheapestbudget

Provider prices

Pricing across providers

Prices are shown per 1M tokens with cache pricing, source links, observation dates, and confidence labels.

Provider	Input / Output	Cached	Source type	Source	Observed	Confidence
OpenRouteropenrouter · aggregator	$0.10 / $0.30	—	OpenRouter aggregate	Source	2026-07-17	high
硅基流动siliconflow · aggregator	$0.10 / $0.30	—	OpenRouter endpoint	Source	2026-07-17	high

Same organization

Other tracked models from StepFun.