Seed ASR 2.0
audio

Seed ASR 2.0 by BYTEDANCE

bytedance/seed-asr-2.0

BytePlus Seed Speech recording-file recognition (ASR 2.0): transcribe an audio file to text with punctuation, ITN, sentence segmentation, speaker diarization, and 51-language support.

Audio
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Output

Ready when you are

Set up the model and run your first generation.

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Providers

Where this model can run, priced for your account. Auto routing picks the top row and moves down it if a provider fails.

ProviderPriceSpeedCompleted
Atlas Cloud✓ ElliSekiz recommendationLowest price$0.0020 /gen——
fal.ai———
OpenRouter———
Replicate———

Speed and reliability appear once this platform has enough recent runs on a provider.

Questions

How much does Seed ASR 2.0 cost?
$0.002 per generation on ElliSekiz — the provider's own price, billed 1:1 from a prepaid USD balance with no markup and no subscription. Failed generations are free.
Which providers serve Seed ASR 2.0?
Atlas Cloud, fal.ai, OpenRouter, Replicate. Requests route to the cheapest available provider automatically, or you can pin one per request or per model.
How do I call Seed ASR 2.0 from the API?
POST to https://ellisekiz.ai/api/v1/generations with "model": "bytedance/seed-asr-2.0" and your prompt, authenticated with an ElliSekiz API token. The API tab on this page has the full request for this model, including its own parameters.
What parameters does Seed ASR 2.0 take?
audio_url, format, language, enable_itn, enable_punc, enable_ddc, enable_speaker_info, show_utterances and more — each one is in the playground form on this page and in the API example.
Pricing $0.002 per generation · billed 1:1 at provider cost · compare providers