import { spawn as nodeSpawn } from "node:child_process";
import type { NormalizedDriverMessage } from "./messages.js";
import type { DriverEventEnvelope, RuntimeDriver, RuntimeDriverRunHandle, RuntimeDriverRunInput } from "../types.js";
type SpawnFn = typeof nodeSpawn;
export interface CodexCliDriverOptions {
    spawn?: SpawnFn;
    executable?: string;
}
export declare function buildCodexCliCommand(input: {
    prompt: string;
    cwd: string;
    model?: string;
    appendSystemPrompt?: string;
    resumeSessionId?: string;
    securityMode?: RuntimeDriverRunInput["securityMode"];
    /** Native OpenAI reasoning_effort vocabulary; runtime driver folds before calling. */
    reasoningEffort?: "minimal" | "low" | "medium" | "high";
}): string[];
export declare function parseCodexCliEvent(event: unknown): NormalizedDriverMessage | null;
export declare class CodexCliDriver implements RuntimeDriver {
    readonly name: "codex-cli";
    private readonly spawnFn;
    private readonly executable;
    constructor(options?: CodexCliDriverOptions);
    run(input: RuntimeDriverRunInput, onEventRaw: (event: DriverEventEnvelope) => Promise<void> | void): RuntimeDriverRunHandle;
}
export {};