export interface CodexItem {
    id?: string;
    type?: 'agent_message' | 'command_execution' | 'file_change' | string;
    text?: string;
    command?: string;
    aggregated_output?: string;
    exit_code?: number | null;
    status?: 'in_progress' | 'completed' | string;
    /** Codex 0.130.0+ emits file_change items as { changes: [{ path, kind: 'add'|'modify'|'delete' }] }.
     *  Older codex versions used a flat `path` on the item itself; both are accepted. */
    path?: string;
    changes?: Array<{
        path?: string;
        kind?: 'add' | 'modify' | 'delete' | string;
    }>;
}
export interface CodexUsage {
    input_tokens?: number;
    output_tokens?: number;
    cached_input_tokens?: number;
    reasoning_output_tokens?: number;
}
export type CodexCliEvent = {
    kind: 'thread_started';
    threadId: string;
} | {
    kind: 'turn_started';
} | {
    kind: 'item_started';
    item: CodexItem;
} | {
    kind: 'item_completed';
    item: CodexItem;
} | {
    kind: 'turn_completed';
    usage: CodexUsage;
} | {
    kind: 'turn_failed';
    error: {
        message: string;
    };
} | {
    kind: 'error';
    message: string;
} | {
    kind: 'unparseable';
    raw: string;
};
export declare function parseCodexCliEvent(line: string): CodexCliEvent | null;
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