/**
 * Claude Code background sessions: the session runs detached under the Claude
 * daemon (`claude --session-id <uuid>`), and the pane you see runs a viewer
 * (`claude attach <uuid-or-prefix>`). Identity and mailbox must follow the
 * session uuid, not the pane.
 */
/** The uuid (or prefix) a `claude attach <id>` command line views, else undefined. */
export declare function parseAttachUuid(command: string): string | undefined;
/** The uuid of a `claude … --session-id <uuid>` command line, else undefined. */
export declare function parseSessionIdArg(command: string): string | undefined;
/** Whether two session uuids name the same session; either may be a prefix. */
export declare function sameClaudeSession(a: string, b: string): boolean;
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