import type { BookNodeAgentSourceOptions } from './BookNodeAgentSource';
import { CLI_AGENT_HARNESS_NAMES, CLI_AGENT_THINKING_LEVEL_VALUES } from './cliAgentEnv';
/**
 * CLI harness names supported by `ptbk agent exec`.
 *
 * @public exported from `@promptbook/node`
 */
export type CliAgentHarness = (typeof CLI_AGENT_HARNESS_NAMES)[number];
/**
 * Thinking levels supported by CLI coding harnesses.
 *
 * @public exported from `@promptbook/node`
 */
export type CliAgentThinkingLevel = (typeof CLI_AGENT_THINKING_LEVEL_VALUES)[number];
/**
 * Per-run CLI options exposed by `CliAgent`.
 *
 * `noUi` defaults to `true` so command output stays suitable for JavaScript callers.
 *
 * @public exported from `@promptbook/node`
 */
export type CliAgentRunOptions = {
    readonly allowCredits?: boolean;
    readonly context?: string;
    readonly harness?: CliAgentHarness;
    readonly isVerbose?: boolean;
    readonly model?: string;
    readonly noUi?: boolean;
    readonly thinkingLevel?: CliAgentThinkingLevel;
};
/**
 * Constructor options for `CliAgent`.
 *
 * @public exported from `@promptbook/node`
 */
export type CliAgentOptions = BookNodeAgentSourceOptions & CliAgentRunOptions;
/**
 * Lightweight JavaScript wrapper around the Promptbook agent execution pipeline.
 *
 * It uses the same harnesses and execution path as `ptbk agent exec`, running the runner
 * in-process instead of spawning a separate CLI process.
 *
 * When no `harness` is provided in the constructor or per-run options, `CliAgent` falls back
 * to the `PTBK_HARNESS` environment variable, mirroring `ptbk agent exec` behavior.
 *
 * @public exported from `@promptbook/node`
 */
export declare class CliAgent {
    private readonly options;
    private temporaryAgentPath;
    constructor(options: CliAgentOptions);
    /**
     * Runs one non-interactive agent turn through the selected harness.
     *
     * @param message - User message sent to the agent.
     * @param options - Optional per-run overrides.
     * @returns Final agent answer.
     */
    run(message: string, options?: CliAgentRunOptions): Promise<string>;
    /**
     * Resolves the agent path passed to the runner, materializing one temporary `.book` file when needed.
     *
     * @private internal utility of `CliAgent`
     */
    private resolveExecutableAgentPath;
}