# Access voice recognition services and insights

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Asynchronous Speech-to-Text API
Transcription for pre-recorded audio

Streaming Speech-to-Text API
Real-time audio transcription

Custom Vocabulary API
Improved transcription accuracy

Topic Extraction API
Topic insights for transcripts

Sentiment Analysis API
Sentiment insights for transcripts

Language Identification API
Language detection for audio

Forced Alignment API
Forced alignment for audio