StepFun · Step
Step 3.7 Flash
stepfun/step-3.7-flash
Open multimodal flash model for fast agents, coding and visual prompts.
Model specifications
- Context window
- 256K tokens
- Output limit
- 256K tokens
- Release date
- 2026-05-29
- Input modalities
- text, image, video
- Output modalities
- text
- Last updated
- 2026-05-29
Provider pricing
USD per 1M tokens. Limits may differ from the underlying model.
Checked 2026-08-06
StepFun Global
step-3.7-flash
- Input
- $0.18
- Output
- $1.11
- Context
- 256K
OpenRouter
stepfun/step-3.7-flash
- Input
- $0.2
- Output
- $1.15
- Context
- 262K
Promotions, plan quotas, cache pricing and regional taxes are not included. Recheck the provider before purchase.
Step 3.7 Flash FAQ
Is Step 3.7 Flash an open-weight model?
Yes. Step 3.7 Flash is tracked as open weight; review the linked license and model source before redistribution or production deployment.
What is the context window for Step 3.7 Flash?
Step 3.7 Flash has a tracked context window of 256K tokens and a maximum output of 256K tokens. Provider limits can be lower.
What input does Step 3.7 Flash support?
The current record lists text, image, video input and text output. Check the exact provider route before relying on a modality in production.
How much does Step 3.7 Flash cost?
This page compares 2 tracked provider offerings in USD per 1M tokens where public prices are available. Promotions, cache rates, taxes and plan quotas may differ.