一句话摘要
ASR 模型重大升级：WER 降低约 50%，静音幻觉减少 4 倍，多语言性能提升。
详细描述
New gpt-4o-mini-transcribe-2025-12-15 with ~50% lower word error rate (WER) than previous model on English benchmarks, improved multilingual performance, and up to 4× reduction in silence hallucinations.
原文摘录
Improved transcription accuracy and robustness for real-time scenarios, with approximately 50% lower word error rate (WER) than the previous gpt-4o-transcribe-mini model on English benchmarks. Reduces hallucinations on silence by up to 4×.