Static model pricing page

Step 3.5 Flash official vs aggregator pricing

This is a static, indexable page for Step 3.5 Flash, summarizing its public pricing across official APIs and aggregator routes, including blended cost ranges, input spread, and source composition.

3 sources1 official2 aggregator262k context

Why this page is worth reading

Step 3.5 Flash currently resolves to 3 sources. The cheapest blended route is $0/M on StepFun, about 100% lower than the highest priced route. It includes both official and aggregator routes.

The cheapest official baseline currently comes from StepFun at $0/M.

Freshness and provenance

Bundle generated at 2026-05-11T07:52:52Z. Related crawl timestamps currently span 2026-05-11T06:05:41.752Z to 2026-05-11T06:05:43.237Z. The current page includes 1 official sources and 2 aggregator or reseller sources.

No extra pricing caveats are attached to this page right now.

Cheapest blended
$0
StepFun
Blended spread
100%
$0 to $1
Input spread
100%
$0 to $0.1
Context window
262k
3 sources
Source / route Input Output Blended Context Notes
StepFun stepfun/step-3.5-flash Official
$0 $0 $0 131k No extra caveat
DeepInfra stepfun-ai/Step-3.5-Flash Aggregator / reseller
$0.1 $0.3 $1 262k No extra caveat
OpenRouter stepfun/step-3.5-flash Aggregator / reseller
$0.1 $0.3 $1 262k No extra caveat

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