Step 3.7 Flash (Free)
zenmux/stepfun/step-3.7-flash-free · in: text, image, video → out: text · price provider-declared (via models.dev). Capabilities: tools reasoning text image video.
free
Blended $/1M (3:1)
free
Input $/1M
free
Output $/1M
free
1M in + 1M out
—
Cache read $/1M
#578 of 7,712
Cheapest rank
- Provider
- ZenMux (
zenmux) - Kind
- text (outputs text)
- Context
- 256,000 tokens
- Max output
- 256,000 tokens
- Capabilities
- tools reasoning text image video
Same model, other providers
“Step 3.7 Flash (Free)” is offered by 2 providers — cheapest-effective first. This one (ZenMux) is the cheapest.
| Provider | Input | Output | Blended | Context |
|---|---|---|---|---|
| ZenMux (this) | free | free | $0.00 | 256k |
| Kenari | free | free | $0.00 | 256k |
Call it
jishie indexes & prices models; it does not proxy inference.
Most providers are OpenAI-compatible — point base_url at ZenMux and pass this model id:
curl $BASE_URL/v1/chat/completions \
-H "Authorization: Bearer $API_KEY" -H "Content-Type: application/json" \
-d '{"model":"stepfun/step-3.7-flash-free","messages":[{"role":"user","content":"hello"}]}'
Route programmatically with MCP find_model / get_model, or fetch this record free (no wallet):