alt Hacker News$ gh --version
gh version 2.90.0 (2026-04-16) https://github.com/cli/cli/releases/tag/v2.90.0
$ gh config set telemetry disabled
! warning: 'telemetry' is not a known configuration key
$ gh --version
gh version 2.90.0 (2026-04-16) https://github.com/cli/cli/releases/tag/v2.90.0
$ gh config set telemetry disabled
! warning: 'telemetry' is not a known configuration key
v2.91.0 is the one that's going to introduce it: https://github.com/cli/cli/releases/tag/v2.91.0
Also note that even though you get a warning about an unknown config key, the value is actually set so you're future-proof. Check `grep telemetry ~/.config/gh/config.yml`