AI Rate Card

Base model

StepAudio 3 Realtime

from $1.50 at 1 provider

stepfun/stepaudio-3-realtime · 1 provider · Speech to speech ·

All StepFun models at every provider

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The offers of the current filter, current prices in USD.

Free for everyone, no sign-in needed: the whole catalog in one file, up to 20 downloads an hour (60 with a free account).

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The same as an API for bots (format=json|csv|yaml, limit, offset):

https://airatecard.com/export?format=json&model=stepfun%2Fstepaudio-3-realtime

API parameters and a form

ModelVariantIconProviderInput, $Output, $Your cost/mo, $Subscription, $/moRegionContextMax outputAcceptsLast checkedRecommendActions
= StepAudio 3 Realtime×
Provider
Pricing
Region
Input
Status
StepAudio 3 RealtimeStepAudio 3 Realtimeempiriolabs ↗$1.50$10.00—262K131Kmulti: audio, text4 Nov
12:00

Ranges in one field: "from-to" - "0.5-3", "-3" (up to), "128k-" (from); a colon works too. Several ticked values of one column are ORed, columns are ANDed.

Input price history, $/1M

Input price history, $/1Mminimummedian$1.65$1.352026-09-182026-11-04$1.50$1.50

Latest: minimum $1.50, median $1.50 (Nov 4, 2026)

The STEPAUDIO family - base models: 10
About the model: cost of your workload, questions, comparisons, citation

Cost of my workload → in the Tools tab: every provider of this model, cheapest first

Frequently asked questions

How much does StepAudio 3 Realtime API cost?

From $1.50 input and $10.00 output per 1M tokens, at empiriolabs.

Which provider offers StepAudio 3 Realtime cheapest?

empiriolabs offers the lowest price, $1.50 per 1M tokens, among 1 provider.

What is the context window of StepAudio 3 Realtime?

262K tokens.

Source: AI Rate Card, https://airatecard.com/en/model/stepfun/stepaudio-3-realtime, prices checked 2026-11-04