Base model

stepaudio-3-chat

Name: stepaudio-3-chat
Brand: StepFun
Availability: InStock

from $1.50 at 1 provider

stepfun/stepaudio-3-chat · 1 provider · Text models ·

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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-chat

API parameters and a form

Model	Variant	Icon	Provider	Logo	Input, $	Output, $	Your cost/mo, $	Subscription, $/mo	Region	Context	Max output	Accepts	Last checked	Recommend	Actions
= stepaudio-3-chat×			Provider empiriolabs 1					Pricing pay per use 1	Region			Input audio 1 text 1	Status Active 1
StepAudio 3 Chat stepaudio-3-chat			empiriolabs ↗		$1.50	$3.50	—			262K	131K	multi: audio, text	5 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.

Price history is collected since Nov 5, 2026.

The STEPAUDIO family - base models: 10

stepaudio

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-chat API cost?

From $1.50 input and $3.50 output per 1M tokens, at empiriolabs.

Which provider offers stepaudio-3-chat cheapest?

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

What is the context window of stepaudio-3-chat?

262K tokens.

Source: AI Rate Card, https://airatecard.com/en/model/stepfun/stepaudio-3-chat, prices checked 2026-11-05