export interface CodexLaunch {
    command: string;
    args: string[];
    source: "override" | "path" | "bundled" | "npx";
}
export interface CodexRuntimeOptions {
    env?: NodeJS.ProcessEnv;
    binary?: string;
    binaryEnvNames?: string[];
    bundledEnvNames?: string[];
    launchMode?: "direct" | "npx";
    packageName?: string;
}
export declare function resolveCodexRuntime(args?: string[], options?: CodexRuntimeOptions): Promise<CodexLaunch>;
export declare function runCodexLaunch(launch: CodexLaunch, env?: NodeJS.ProcessEnv, binaryHintName?: string, options?: {
    signal?: AbortSignal;
    terminateTimeoutMs?: number;
}): Promise<number>;
export declare const resolveCodexLaunch: typeof resolveCodexRuntime;