Under the hood
Switching to an unrecognized model now fires its own telemetry event.
Attempting to switch to an unrecognized model string now fires the tengu_set_model_unrecognized telemetry event, recording the shape of the bad input and whether a suggestion was offered.
One source agreesOne thing we can check says the same as this entry.
Anthropic's release notes agree
Fixed the /model picker not showing Fable 5.1 for organizations that can use it, which was only accepted when typed as /model…