Impressive while browsing top major artists¹. Much less so when I tried to check out some lesser known ones². At this point I’d say their database is largely empty.
²⁾ One of my first searches and already a duplicate entity ;D
Compare how much more we (or discogs, or rym) got on him: Jacques Greene - MusicBrainz
¹⁾ On the other hand, for things existing in their db, the crediting info is invaluable. For example, a fairly popular and well-received 2019 album by Julia Jacklin:
vs
Release group “Crushing” by Julia Jacklin - MusicBrainz
Hopefully their API will be part of the public release and not behind the pro paywall.
PS
I mostly stayed away from all the discussions about ‘digital releases’ treatment in MB database, but one skim through Jaxsta shows what kind of a disambiguation hell it can be:
vs the number of editions on MB:
Release group “hopeless fountain kingdom” by Halsey - MusicBrainz