Step 3.7 Flash (Free)

Name: Step 3.7 Flash (Free)
Brand: stepfun
SKU: stepfun/step-3-7-flash-free

stepfun·stepfun/step-3-7-flash-free·GA·Open weights

Newer StepFun flash model for faster agents, coding, and multimodal prompts

At a glance

Reference price$0 / $0 per 1M

Cache read — · Kenari

Lowest paidNo paid channels

2 more $0 channels

Context256,000

Output limit256,000

Capabilities

✓ Reasoning✓ Tool use? Structured output✓ Temperature✓ Attachments

Modalities

TextImageVideo

Knowledge cutoff2026-03-01

Released / updated2026-05-29 / 2026-05-29

Quality & performance

Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.

Available at 2 providers0 with public prices · 2 free

Priced only

Provider	Tier	Input	Output	Cache read	Cache write	Context	Output limit	Status
Kenari step-3-7-flash:free	Gateway	Free		—	—	256,000	256,000
ZenMux stepfun/step-3.7-flash-free	Gateway	Free		—	—	256,000	256,000

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Your usage cost

Input tokens / month

Output tokens / month

Cache hit rate

Common scenarios

This model is $0 across all listed channels (Kenari, ZenMux).

Benchmark

No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.

Reasoning control

effort = loweffort = mediumeffort = high

Price historyone sample accumulated per data sync

Input list $0Output list $0Min blended —

Price history accumulates from each data sync; currently only 1 sample(s) (2026-08-28). Each future sync adds a point, and once accumulated a line is drawn here.