The GraphQL over HTTP working group is a sub group of the GraphQL working group. The current goals are laid out in the Roadmap.
Last Tuesday of the month at 19:00 - 21:00 UTC
See Agendas for upcoming scheduled meetings and notes from previous meetings.
December 2020 Update: Given our world-wide span over many time-zones, we are doing an experiment of attempting to advance the spec with fewer meetings, using asynchronous communication. During this experiment, please reach out over Slack and GitHub.