Extract Audio from Video via API

Extract the audio track from any video file and save it in your preferred format. Supports MP3, WAV, AAC, FLAC, and OGG output with configurable quality settings.

Try it in your browser

Loading FFmpeg engine... (~31 MB)

Use the API

curl -X POST https://renderio.dev/v1/commands \
  -H "X-API-KEY: ffsk_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
  "ffmpeg_command": "-i {in_video} -vn -c:a copy {out_audio}",
  "input_files": {
    "in_video": "https://example.com/input.mp4"
  },
  "output_files": {
    "out_audio": "output.aac"
  }
}'

Need an API key? Get your free API key to start processing files programmatically.

Common Variations

Extract as MP3

-i input.mp4 -vn -c:a libmp3lame -q:a 2 output.mp3

Extract as WAV (lossless)

-i input.mp4 -vn -c:a pcm_s16le output.wav

Extract as FLAC

-i input.mp4 -vn -c:a flac output.flac

Extract specific time range

-i input.mp4 -ss 00:01:00 -t 60 -vn -c:a copy output.aac

Related Operations

Convert Video to MP3 via API | RenderIO Convert Video to WAV via API | RenderIO Convert MP4 to MP3 via API | RenderIO Convert Video to AAC Audio via API | RenderIO

Need to process at scale?

Automate this with the RenderIO FFmpeg API. Process thousands of files programmatically or through no-code video automation.

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