Earlier quoted context omitted.
Maybe you should try using Pi [0] if you care a lot about owning your harness and making sure you're in control of what goes into your system prompt and context? [0]: https://pi.dev
Anthropic doesn't allow using subscriptions outside Claude Code.
Perhaps this[0] Pi documentation could help.
0 - https://pi.dev/docs/latest/models#anthropic-messages-compati...