Not only opus 4.5, multiple other models were suddenly removed without notice. I also can't see Gemini 3 Flash model anymore. Lovely....

GPT 5.1 and 5.2 also disappeared

Same here, i cant see some of the models anymore

Yup, was using flash and it literally stopped the request and switched to sonnet 4.5...

Same Opus 4.5, gpt 5.1 and 5.2 and Gemini 3 Flash all of these models suddenly disappeared even from https://github.com/copilot/ and https://github.com/settings/copilot/features

problem solved