I don't think this is related to third-party use of CC. This is the same blocking as Anthropic blocking OpenAI access to CC https://www.wired.com/story/anthropic-revokes-openais-access... , which I think is fair that they don't want to help competitors.
Related:
Anthropic blocks third-party use of Claude Code subscriptions
https://news.ycombinator.com/item?id=46549823
The same news is reported at https://news.ycombinator.com/item?id=46562949
I don't think this is related to third-party use of CC. This is the same blocking as Anthropic blocking OpenAI access to CC https://www.wired.com/story/anthropic-revokes-openais-access... , which I think is fair that they don't want to help competitors.