# Step 5 Preview

- id: stepfun/step-5-preview
- name: Step 5 Preview
- provider: stepfun
- provider_display: StepFun
- type: llm-reasoning
- context: 1000000
- pricing: input=0.959,output=2.741,cache_read=0.048
- licence: null
- commercial_use: unspecified
- open_weights: false
- release_date: 2026-09-16
- page: https://modelspec.dev/m/stepfun/step-5-preview/
- json: https://modelspec.dev/api/models/stepfun/step-5-preview.json

Null means not researched or not published, never a guess.

## Provenance
- card: https://github.com/turbobeest/modelspec/blob/main/models/stepfun/step-5-preview.md
- models_dev_url: https://models.dev/stepfun

## Reported scores
null