import { type PermissionMode } from './pty-spawner.js';
export declare function resolveSettingsPermissionMode(claudeConfigDir: string): PermissionMode;
/** Settings.json `model` — the inception-model lever the binary reads when an
 *  rc-spawn argv carries no `--model`. Null when absent/unparseable. Read fresh
 *  per spawn; mirrors resolveSettingsPermissionMode so the argv lifeline reports
 *  the model the session actually runs under. */
export declare function resolveSettingsModel(claudeConfigDir: string): string | null;
/** Settings.json `effortLevel`. Null when absent/unparseable or not a
 *  settings-accepted level. Drives the read-only composer effort label and the
 *  argv lifeline's effort field. */
export declare function resolveSettingsEffort(claudeConfigDir: string): string | null;
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