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Step 1 (32K)

stepfun·stepfun/step-1-32k·GA·Closed
StepFun flash model for efficient multimodal reasoning, coding, and tool use

Specs & pricing

Input / output per 1M tokens
Official price·StepFun (Global)
$2.05 / $9.59
Blended $3.94 · Cache read $0.41
Lowest paid·StepFun (Global)First-party
$2.05 / $9.59
Blended $3.94 · 1× spread
Context
32,768
Output limit
32,768
Knowledge cutoff
2024-06
Released / updated
2025-01-01 / 2026-02-13
Capabilities
Reasoning✓ Tool use? Structured output✓ TemperatureAttachments
Modalities
Text

Available at 2 providers2 with public prices

ProviderTierInputOutputCache readCache writeContextOutput limitStatus
StepFun (Global)OfficialFirst-party$2.05$9.59$0.41—32,76832,768
StepFun (China)OfficialFirst-party$2.05$9.59$0.41—32,76832,768

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Your usage cost

1StepFun (Global) · Official$692.70
2StepFun (China) · Official$692.70
The cheapest paid channel is official.

Price historyone sample accumulated per data sync

Input list $2.05Output list $9.59Min blended $3.94

Price history accumulates from each data sync; currently only 1 sample(s) (2026-09-20). Each future sync adds a point, and once accumulated a line is drawn here.

Related models

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Data partly from models.dev (MIT) · StepFun (Global) official docs ↗