describe_tool_progress_summarizes_known_tools permission_policy_uses_plugin_tool_permissions resolve_repl_model_falls_back_to_anthropic_model_env_when_default resolve_repl_model_returns_default_when_env_unset_and_no_config resolve_repl_model_returns_user_supplied_model_unchanged_when_explicit resolves_known_model_aliases user_defined_aliases_resolve_before_provider_dispatch