Machine Learning for Audio Coding (mlcodec) Working Group MLCODEC @ IETF 124 in Montreal, Canada 17:00-19:00 UTC-5 Thursday, November 6, 2025, room Notre Dame Chairs: Greg Maxwell, Mo Zanaty Area Director: Orie Steele Join Meeting: https://meetings.conf.meetecho.com/ietf124/?session=34814 Onsite Tool : https://meetings.conf.meetecho.com/onsite124/?session=34814 Take Notes : https://notes.ietf.org/notes-ietf-124-mlcodec Chat Room : https://zulip.ietf.org/#narrow/stream/mlcodec Add Calendar: https://datatracker.ietf.org/meeting/124/session/34814.ics Agenda Administrivia - Chairs, 5 min Note well, new area director, agenda bash, draft status Opus extension mechanism - Timothy Terriberry, 10 min draft-ietf-mlcodec-opus-extension Deep REDundancy - Jean-Marc Valin, 20 min draft-ietf-mlcodec-opus-dred Speech coding enhancements - Jan Buethe, 20 min draft-ietf-mlcodec-opus-speech-coding-enhancement Scalable quality extension - Jean-Marc Valin, 20 min draft-ietf-mlcodec-opus-scalable-quality-extension Speech quality and intelligibility testing - Laura Lechler, 20 min draft-lechler-mlcodec-test-battery