Transcribe Audio With SpeechAnalyzer In Swift

This article provides a technical tutorial on transcribing audio files using Apple's SpeechAnalyzer, a modern speech-to-text API introduced in iOS 26, iPadOS 26, macOS 26, and other platforms. It explains the key components: SpeechAnalyzer for managing analysis sessions and SpeechTranscriber for converting speech to text. The guide includes a Swift code example demonstrating file transcription with AVAudioFile, handling results as AttributedString for rich text metadata, and checking language asset availability. It also covers best practices like using SpeechTranscriber.isAvailable and locale support, and mentions advanced features such as time-indexed results for interactive UI elements like tapping sentences to jump playback.