StepFun

Step TTS 2 — Benchmark Scores, Pricing & Performance Analysis

Context Window
0
Accepts
text

Step TTS 2 is an AI model by StepFun. View detailed benchmark scores, pricing data, and performance metrics on Serenities AI Models.

Specifications last checked against the provider on . Benchmark scores carry their own source, linked beside each number.

Context Benchmarks

Context Length
0432nd of 451

Maximum context window size

OpenRouter API

Available from 2 providers

The same model costs different amounts depending on who serves it.

ProviderInput / 1MOutput / 1MCached inContextYour key
StepFun (China)0K
StepFun (Global)0K

Step TTS 2 — Frequently Asked Questions

What is the context window of Step TTS 2?

Step TTS 2 has a context window of 0K tokens. This determines how much text, conversation history, and code the model can process in a single request.

Who created Step TTS 2?

Step TTS 2 was created by StepFun. It is classified as a mid model in our catalogue.

Is Step TTS 2 open source?

No, Step TTS 2 is a proprietary model. It is available through StepFun's API and compatible providers.