Step 3.7 Flash
StepFun
StepFun’s flagship multimodal reasoning model. Powered by a 198B-parameter / 11B-activation sparse MoE architecture, with native support for image and video understanding.
- Language
- Implicit caching
- Reasoning
- Tool use
- Vision
- Context
- 256K
- Max output
- 256K
- Input / 1M
- $0.200
- Output / 1M
- $1.15
Quickstart
Point any OpenAI-compatible client at Maxynetic Systems and pass stepfun/step-3.7-flash as the model.
curl https://api.maxynetic.com/v1/chat/completions \
-H "Authorization: Bearer $MAXYNETIC_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "stepfun/step-3.7-flash",
"messages": [{ "role": "user", "content": "Explain routing in one line." }]
}'Pricing
Billed per token with no markup on the underlying provider rate.
Input
Per 1M prompt tokens
$0.200
Output
Per 1M completion tokens
$1.15
Cache read
Per 1M cached prompt tokens
$0.040
A 1M-token prompt with 250K tokens of output costs about $0.487.