Step TTS 2 by StepFun (China) | AI model information

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Model details

Step TTS 2

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StepFun (China)step-tts-2step

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Quick Info

Provider: StepFun (China)
Model key: step-tts-2
Release date: Mar 1, 2026
Last updated: Jul 2, 2026
Input modalities
Output modalities
Capabilities: Base catalog fields only

Limits

Output tokens: 0 tokens
Context window: 0 tokens

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