What's worse is that Anthropic also goes after customers who bought their services through intermediaries, even if the service was API (not subscription).

If you use Claude models through CURSOR, Anthropic still applies its own policies on usage. Just recently they cut off xAI employees' access to Claude models on Cursor [0]. X has threatened to ban Anthropic from X.

[0]: https://x.com/kyliebytes/status/2009686466746822731?s=46