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WaveSpeedText to speechComing soon

bytedance/seed-speech-tts-2.0

bytedance/seed-speech-tts-2.0 is a text to speech tool from WaveSpeed that runs in the background and returns audio. Coming soon: listed with its price, not yet open to runs.

This tool is listed but not yet available to run.

Price pending

Pricing

Price pending.

Limits

Runs
In the background
Returns
audio
Longest queue wait
3600s
Run deadline
1800s
Largest inline input
1024 KB
Largest input file
500 MB
Largest output
4768 MB
Outputs per run
16

Input

FieldKindDefaultDescription
text requiredtext—The text to synthesize into speech.
pitchnumber (whole)
-12 to 12
0Voice pitch shift in semitones. 0 is normal pitch.
speednumber
0.5 to 2
1Speech speed. 1.0 is normal speed.
voiceone of
vivi_mixed_en_zh_ja_es_id, mindy_en_es_id_pt_zh, stokie_en, dacey_en, tim_en, kian_en_zh, cedric_en_zh, sophie_en_zh, jean_en_zh, magnus_en_zh, mabel_en_zh, nadia_en_zh, opal_en_zh, pearl_en_zh, quentin_en_zh, vienna_mixed_en_zh, alina_mixed_en_zh, corinne_mixed_en_zh, esther_mixed_en_zh, freya_mixed_en_zh, gigi_mixed_en_zh, holly_mixed_en_zh, lyla_mixed_en_zh, daisy_mixed_en_zh, tracy_es_zh, jess_ja_es_id_pt_en_zh, pinky_es_ko_mixed_en_zh, sweety_ja_es, sandy_es_mixed_en_zh, sven_de, minimi_ja, usseau_fr, felipe_es, han_id, martins_pt, enzo_it, shane_ko, bonnie_zh, felix_zh, celeste_zh, monkey_king_zh
stokie_enVoice preset to use for speech synthesis.
volumenumber
0.5 to 2
1Speech volume. 1.0 is normal volume.
languageone of
zh, en, ja, es-mx, id, pt-br, ko, it, de, fr
—Optional language override. Leave unset for automatic language detection.
sample_rateone of
8000, 16000, 22050, 24000, 32000, 44100, 48000
24000Sample rate of the output audio in Hz.
output_formatone of
mp3, opus
mp3Output audio format.
voice_instructiontext—Optional natural-language instruction for tone, emotion, pace, or volume. It is not spoken aloud.

Same request in code

curl https://api.spiral.ai/v1/runs \
  -H "Authorization: Bearer $SPIRAL_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
    "provider": "wavespeed",
    "model": "bytedance/seed-speech-tts-2.0",
    "input": {
      "text": "<text>"
    }
  }'