import { AbstractStreamParsingChatAgent } from '@theia/ai-chat/lib/common/chat-agents';
import { MutableChatRequestModel } from '@theia/ai-chat/lib/common/chat-model';
import { LanguageModelRequirement } from '@theia/ai-core/lib/common';
import { MCPFrontendService, MCPServerDescription } from '@theia/ai-mcp/lib/common/mcp-server-manager';
import { ILogger } from '@theia/core';
import { PreferenceService } from '@theia/core/lib/common';
export declare const AppTesterChatAgentId = "AppTester";
export declare class AppTesterChatAgent extends AbstractStreamParsingChatAgent {
    protected readonly logger: ILogger;
    protected readonly mcpService: MCPFrontendService;
    protected readonly preferenceService: PreferenceService;
    id: string;
    name: string;
    languageModelRequirements: LanguageModelRequirement[];
    protected defaultLanguageModelPurpose: string;
    description: string;
    iconClass: string;
    protected systemPromptId: string;
    prompts: {
        id: string;
        defaultVariant: import("@theia/ai-core/lib/common").BasePromptFragment;
        variants: import("@theia/ai-core/lib/common").BasePromptFragment[];
    }[];
    /**
     * Override invoke to check if the specified MCP server is running, and if not, ask the user if it should be started.
     */
    invoke(request: MutableChatRequestModel): Promise<void>;
    protected isPlaywrightVariant(): boolean;
    protected getRequiredServers(): MCPServerDescription[];
    protected requiresStartingServers(): Promise<boolean>;
    protected startServers(): Promise<void>;
    /**
     * Starts the defined MCP server if it doesn't exist or isn't running.
     *
     * @returns A promise that resolves when the server is started
     */
    ensureServersStarted(...servers: MCPServerDescription[]): Promise<void>;
}
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