AudioBinary

`audio/midi`

MIDI

Reference for audio/midi, the MIME type for MIDI music data containing note and control information, not audio samples.

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Expected extensions: .mid, .midi, .kar

HTTP Content-Type Header

HTTP Header

Content-Type: audio/midi

Associated File Extensions

.mid.midi.kar

Quick Facts

MIME Type	audio/midi
Category	Audio
Type	Binary
Extensions	.mid, .midi, .kar

Common Usage

MIDI files contain musical note data, not recorded audio. They store note pitch, velocity, duration, tempo, and instrument assignments.

MIDI is used in music production, synthesizers, digital pianos, karaoke systems, and as a universal language for electronic musical instruments.

Code Examples

HTML

<!-- Link or embed with explicit type -->
<link rel="stylesheet" href="file.mid" type="audio/midi">

<!-- Or for script/media elements -->
<script type="audio/midi" src="file.mid"></script>

Node.js

// Express.js
app.get('/file', (req, res) => {
  res.type('audio/midi');
  res.send(data);
});

// Node.js http
res.writeHead(200, { 'Content-Type': 'audio/midi' });

nginx

# nginx.conf — add to types block or use default
types {
    audio/midi  mid midi kar;
}

# Or set for a specific location
location /api/ {
    default_type audio/midi;
}