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Comparison of Fish Audio: S2.1 Pro, whisper-large-v3-turbo
2 modelsfish-audioFish Audio: S2.1 ProRemove ×openaiwhisper-large-v3-turboRemove ×
What’s differentS2.1 Pro is a production-oriented text-to-speech model from Fish Audio. It is suited for multilingual voice applications, expressive narration, and dialogue synthesis, with open-ended natural-language…Whisper is a state-of-the-art model for automatic speech recognition (ASR) and speech translation, proposed in the paper "Robust Speech Recognition via Large-Scale Weak Supervision" by Alec Radford et al.…
DateJul 29, 2026ListedOct 2, 2024Listed
Listed rateSee provider quotes$3.33 in / $0.00 out/ 1M tokensOpenRouter · all routes ↗
Provider endpoints0 endpoints →3 endpoints →
AMI-Cleaned WER ↗English short-form; normalization unversionedNot reported13.88% WER ↗openai/whisper-large-v3-turboLeaderboard entry
Earnings22-Cleaned-AA-chunked WER ↗English short-form; normalization unversionedNot reported8.09% WER ↗openai/whisper-large-v3-turboLeaderboard entry
Gigaspeech-Cleaned WER ↗English short-form; normalization unversionedNot reported8.47% WER ↗openai/whisper-large-v3-turboLeaderboard entry
LS Clean WER ↗English short-form; normalization unversionedNot reported2.13% WER ↗openai/whisper-large-v3-turboLeaderboard entry
LS Other WER ↗English short-form; normalization unversionedNot reported3.71% WER ↗openai/whisper-large-v3-turboLeaderboard entry
SPGISpeech WER ↗English short-form; normalization unversionedNot reported2.79% WER ↗openai/whisper-large-v3-turboLeaderboard entry
URGENT2024 WER ↗English short-form; normalization unversionedNot reported13.69% WER ↗openai/whisper-large-v3-turboLeaderboard entry
Voice Arena Monsoon WER ↗English short-form; normalization unversionedNot reported4.77% WER ↗openai/whisper-large-v3-turboLeaderboard entry
Voxpopuli-AA-Cleaned WER ↗English short-form; normalization unversionedNot reported7.02% WER ↗openai/whisper-large-v3-turboLeaderboard entry
Context window——
Max output——
Parameters——
Audio inputNot reportedSupported
TranscriptionNot reportedSupported
Open weightsNot reportedSupported

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