# Pricing transcribed from the provider's own page — see provenance. Numbers are quoted, not derived.
generated: '2026-10-07'
method: searched
source: https://platform.stepfun.com/docs/zh/guides/pricing/details
sources:
- https://platform.stepfun.com/docs/zh/guides/pricing/details
provenance:
  tool: all/0-working/economics/harvest_pricing.py
  run: 20261007T104522
  grounding: every price_text was found verbatim in the fetched page text
audience: developer-api
pricing_basis: per-call
delivery:
  delivery: managed
  method: page
  read: '2026-10-07'
published: true
note: 中文定价明细页，含按token、字符、音频时长、张数计费及阶梯限速；企业账户限速需联系商务。
plan_count: 29
currency: CNY
plans:
- name: step-5-preview
  price_text: 7 元
  price: 7
  currency: CNY
  period: per-use
  unit: 1M tokens
  included_quota: 输入价格（缓存未命中）
  overage: 输入价格（缓存命中）0.35 元；输出价格 20 元
- name: step-3.7-flash
  price_text: 1.35 元
  price: 1.35
  currency: CNY
  period: per-use
  unit: 1M tokens
  included_quota: 输入价格（缓存未命中）
  overage: 缓存命中 0.27 元；输出 8.1 元
- name: step-3.5-flash
  price_text: 0.7 元
  price: 0.7
  currency: CNY
  period: per-use
  unit: 1M tokens
  included_quota: 输入（缓存未命中）
  overage: 缓存命中 0.14 元；输出 2.1 元
- name: step-3.5-flash-2603
  price_text: 0.7 元
  price: 0.7
  currency: CNY
  period: per-use
  unit: 1M tokens
  included_quota: 输入（缓存未命中）
  overage: 缓存命中 0.14 元；输出 2.1 元
- name: step-1o-turbo-vision
  price_text: 2.5 元
  price: 2.5
  currency: CNY
  period: per-use
  unit: 1M tokens
  included_quota: 输入（缓存未命中）
  overage: 缓存命中 0.5 元；输出 8 元
- name: stepaudio-2.5-realtime
  price_text: 10 元
  price: 10
  currency: CNY
  period: per-use
  unit: 1M tokens
  included_quota: 输入（缓存未命中）
  overage: 缓存命中 2 元；输出 70 元
- name: stepaudio-2.5-chat
  price_text: 10 元
  price: 10
  currency: CNY
  period: per-use
  unit: 1M tokens
  included_quota: 输入（缓存未命中）
  overage: 缓存命中 2 元；输出 25 元
- name: step-1o-audio
  price_text: 25 元
  price: 25
  currency: CNY
  period: per-use
  unit: 1M tokens
  included_quota: 输入（缓存未命中）
  overage: 缓存命中 5 元；输出 60 元
- name: step-audio-2
  price_text: 10 元
  price: 10
  currency: CNY
  period: per-use
  unit: 1M tokens
  overage: 缓存命中 2 元；输出 70 元
- name: step-audio-r1.5
  price_text: 10 元
  price: 10
  currency: CNY
  period: per-use
  unit: 1M tokens
  overage: 缓存命中 2 元；输出 105 元
- name: stepaudio-3-realtime-preview
  price_text: 限时免费
  period: per-use
- name: stepaudio-3-chat-preview
  price_text: 限时免费
  period: per-use
- name: stepaudio-3-tts
  price_text: 2.5 元 / 万字符
  price: 2.5
  currency: CNY
  period: per-use
  unit: 万字符
- name: stepaudio-2.5-tts
  price_text: 5.8 元/万字符
  price: 5.8
  currency: CNY
  period: per-use
  unit: 万字符
- name: step-tts-2
  price_text: 2.8 元/万字符
  price: 2.8
  currency: CNY
  period: per-use
  unit: 万字符
- name: step-tts-mini
  price_text: 0.9 元/万字符
  price: 0.9
  currency: CNY
  period: per-use
  unit: 万字符
- name: 语音复刻
  price_text: 9.9 元/音色
  price: 9.9
  currency: CNY
  period: per-use
  unit: 音色
- name: stepaudio-3-asr-max
  price_text: 2.8 元 / 小时
  price: 2.8
  currency: CNY
  period: per-use
  unit: 小时
- name: stepaudio-2.5-asr
  price_text: 0.15 元/小时
  price: 0.15
  currency: CNY
  period: per-use
  unit: 小时
- name: stepaudio-2.5-asr-stream
  price_text: 1.2 元/小时
  price: 1.2
  currency: CNY
  period: per-use
  unit: 小时
- name: stepaudio-2-asr-pro
  price_text: 2 元/小时
  price: 2
  currency: CNY
  period: per-use
  unit: 小时
- name: step-asr
  price_text: 0.9 元/小时
  price: 0.9
  currency: CNY
  period: per-use
  unit: 小时
- name: step-asr-1.1
  price_text: 2.2 元/小时
  price: 2.2
  currency: CNY
  period: per-use
  unit: 小时
- name: step-asr-1.1-stream
  price_text: 2.6 元/小时
  price: 2.6
  currency: CNY
  period: per-use
  unit: 小时
- name: step-2x-large
  price_text: 0.1 元
  price: 0.1
  currency: CNY
  period: per-use
  unit: 1 张
- name: step-image-edit-2
  price_text: 0.02 元
  price: 0.02
  currency: CNY
  period: per-use
  unit: 1 张
- name: 互联网搜索
  price_text: 0.04 元
  price: 0.04
  currency: CNY
  period: per-use
  unit: 1 次
- name: 文搜图
  price_text: 0.12 元
  price: 0.12
  currency: CNY
  period: per-use
  unit: 1 次
- name: 文件存储
  price_text: 0.5 元/GB/天
  price: 0.5
  currency: CNY
  period: per-use
  unit: GB/天
rate_limit_statements:
- V1 ¥100 – ¥499 20 400 2,000,000
- V2 ¥500 – ¥1,999 30 600 3,000,000
- V3 ¥2,000 – ¥9,999 40 800 4,000,000
- V4 ¥10,000 及以上 130 2,600 13,000,000
x-canonical:
  generated: '2026-10-08'
  vocabulary: all/0-working/economics/plans-canonical.yml
  models:
  - hybrid
  - subscription
  units:
  - token
  plans:
  - name: step-5-preview
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: step-3.7-flash
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: step-3.5-flash
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: step-3.5-flash-2603
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: step-1o-turbo-vision
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: stepaudio-2.5-realtime
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: stepaudio-2.5-chat
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: step-1o-audio
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: step-audio-2
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: step-audio-r1.5
    access: other
    model: hybrid
    model_how: derived
    units:
    - token
    periods:
    - other
  - name: stepaudio-3-realtime-preview
    access: other
    model: unstated
    model_how: derived
    units: []
    periods:
    - other
  - name: stepaudio-3-chat-preview
    access: other
    model: unstated
    model_how: derived
    units: []
    periods:
    - other
  - name: stepaudio-3-tts
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: stepaudio-2.5-tts
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: step-tts-2
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: step-tts-mini
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: 语音复刻
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: stepaudio-3-asr-max
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: stepaudio-2.5-asr
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: stepaudio-2.5-asr-stream
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: stepaudio-2-asr-pro
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: step-asr
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: step-asr-1.1
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: step-asr-1.1-stream
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: step-2x-large
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: step-image-edit-2
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: 互联网搜索
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: 文搜图
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other
  - name: 文件存储
    access: other
    model: subscription
    model_how: derived
    units:
    - other
    periods:
    - other