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ResearchFormerly WizWand

Target-Speaker Multilingual Speech Generation

Benchmarks

DatasetSOTA methodMetricTrendResultsLast updated

TTS multilingual Russian (test)

4.444WER

5

Feb 26, 2026

TTS multilingual French (test)

3.08WER

5

Feb 26, 2026

TTS multilingual Korean (test)

1.741WER

5

Feb 26, 2026

TTS multilingual Japanese (test)

3.875WER

5

Feb 26, 2026

TTS multilingual Spanish (test)

1.154WER

5

Feb 26, 2026

TTS multilingual Portuguese (test)

GPT-4o-Audio Preview

1.504WER

5

Feb 26, 2026

TTS multilingual Italian (test)

GPT-4o-Audio Preview

1.194WER

5

Feb 26, 2026

TTS multilingual German (test)

0.634WER

5

Feb 26, 2026

TTS Multilingual English (test)

0.899WER

5

Feb 26, 2026

TTS multilingual Chinese (test)

70.8WER

5

Feb 26, 2026