import type { Model } from '../models/model.js';
import type { LocalAgent } from '../types/agent.js';
import type { Plugin } from './plugin.js';
/**
 * Built-in plugin that manages model-related lifecycle hooks.
 *
 * When the model is stateful (server-managed conversation state), this plugin
 * clears the agent's local message history after each invocation since the
 * server holds the authoritative conversation state.
 *
 * Internal: wired up automatically by Agent; not re-exported from the package
 * entrypoint and not intended to be instantiated by consumers.
 */
export declare class ModelPlugin implements Plugin {
    readonly name = "strands:model";
    private readonly _model;
    constructor(model: Model);
    initAgent(agent: LocalAgent): void;
}
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