Step 5 Preview pricing
Step 5 Preview is StepFun's flagship model for agentic work, built on a sparse Mixture-of-Experts architecture (27B active / 600B total parameters). It performs strongly in software engineering and professional... This page tracks 5 listings in total. Highlighted lows are $1.00 per million input and $2.70 per million output (see table for which seller matches each).
Pricing across providers
All figures are list prices per million tokens unless a column says otherwise. 5 offers are listed for Step 5 Preview. Best input in this view: Empiriolabs.
| Provider | Input / 1M | Output / 1M | Cached input | Batch |
|---|---|---|---|---|
E Empiriolabs | $1.00 | $2.70 | $0.100 | — |
G Gmi | $1.00 | $2.70 | $0.100 | — |
K Kyma | $1.35 | $3.65 | $0.135 | — |
OG Opencode Go | $1.00 | $2.70 | $0.100 | — |
O Openrouter | $1.00 | $2.70 | — | — |
Input vs output · per provider
Cost calculator
Use this block to stress test Step 5 Preview cost without a spreadsheet. All estimates come from public list rates in this page.
Provider
0.100000¢ / req
0.135000¢ / req
Model specifications
Quick spec sheet for Step 5 Preview before you dive back into pricing. Reported under Stepfun.
- Context window
- 1,000,000 tokens
- Max output
- 64,000 tokens
- Vision (images)
- Yes
- Tool / function calling
- Yes
- Streaming
- Yes
- Released
- Oct 2026
- Primary provider
- Stepfun
- Model family
- N/A
Compare Step 5 Preview
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Frequently asked questions
Read these after the table if you want plain language around Step 5 Preview rates. The short model note from our index: Step 5 Preview is StepFun's flagship model for agentic work, built on a sparse Mixture-of-Experts architecture (27B active / 600B total parameters). It performs strongly in software engineering and professional...
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