Put klang.io's transcription engine inside your own product. One REST API gives you audio to MIDI, audio to sheet music, source separation, beat tracking, chord recognition and strum recognition, with a dedicated AI model per instrument. Learning apps, notation software, DAWs, games, instrument makers and rights organisations build on it today. Upload a file, choose the model and the output format, receive MIDI, MusicXML, PDF or Guitar Pro. Free test tier, self-serve plans, volume contracts, and on-device licensing for hardware partners who need local inference. Talk to us at the German Pavilion about integrations, OEM licensing and distribution in China.