Coze Automatic Speech Recognition (ASR)

Transcribe audio files to text using Coze API.

Setup

1. Get your API Key: Get a key from Coze Platform

2. Set it in your environment:

export COZE_API_KEY="your-key-here"

Supported Audio Formats

• MP3 - Recommended
• WAV - Supported
• OGG - Supported (包括 opus 编码)

Note: Coze API 原生支持 mp3、wav、ogg 格式，无需转换。

Usage

Basic Transcription

Transcribe an audio file:

bash scripts/speech_to_text.sh recording.mp3

Full Options

bash scripts/speech_to_text.sh <audio_file> [language]

Parameters:

• audio_file (required): Path to audio file
• language (optional): Language code (default: zh)

Output Format

The script outputs JSON with transcribed text.

Example output:

{
  "text": "你好，这是转录的文本内容"
}

Troubleshooting

File Size Issues:

• Check Coze API documentation for file size limits
• Reduce sample rate or bit depth if needed

Poor Accuracy:

• Improve audio quality
• Ensure clear speech and minimal noise
• Use appropriate language code

Format Issues:

• Ensure file is not corrupted
• Verify audio can be played by standard players