import { Part, ThinkingConfig } from '../models/types';
import { ReadonlyContext } from '../agents/ReadonlyContext';
import { CallbackContext } from '../agents/CallbackContext';
import { LlmRequest } from '../models/LlmRequest';
import { BasePlanner } from './BasePlanner';
/**
 * The built-in planner that uses model's built-in thinking features.
 */
export declare class BuiltInPlanner extends BasePlanner {
    /**
     * Config for model built-in thinking features. An error will be returned if this
     * field is set for models that don't support thinking.
     */
    thinkingConfig: ThinkingConfig;
    /**
     * Initializes the built-in planner.
     *
     * @param thinkingConfig Config for model built-in thinking features. An error
     * will be returned if this field is set for models that don't support thinking.
     */
    constructor(thinkingConfig: ThinkingConfig);
    /**
     * Applies the thinking config to the LLM request.
     *
     * @param llmRequest The LLM request to apply the thinking config to.
     */
    applyThinkingConfig(llmRequest: LlmRequest): void;
    /**
     * @inheritdoc
     */
    buildPlanningInstruction(readonlyContext: ReadonlyContext, llmRequest: LlmRequest): string | undefined;
    /**
     * @inheritdoc
     */
    processPlanningResponse(callbackContext: CallbackContext, responseParts: Part[]): Part[] | undefined;
}