/**
 * Anthropic AI Client — Singleton wrapper for the Anthropic SDK.
 *
 * Provides structured completion, streaming, and JSON extraction.
 * Gracefully degrades when no API key is set — Memoire works
 * as a Claude Code tool without it, but gets stronger with it.
 */
import { TokenTracker } from "./token-tracker.js";
import type { AIResponse, AICompletionOptions, ModelTier } from "./types.js";
export declare class AnthropicClient {
    private sdk;
    readonly tracker: TokenTracker;
    constructor(apiKey: string);
    complete(opts: AICompletionOptions): Promise<AIResponse>;
    stream(opts: AICompletionOptions): AsyncGenerator<string, AIResponse>;
    /**
     * Analyze an image with a text prompt — multimodal vision.
     * Returns structured text analysis of the provided screenshot.
     */
    vision(opts: {
        system: string;
        prompt: string;
        imageBase64: string;
        mediaType?: "image/png" | "image/jpeg" | "image/gif" | "image/webp";
        model?: ModelTier;
        maxTokens?: number;
        temperature?: number;
    }): Promise<AIResponse>;
    /**
     * Analyze an image and return structured JSON — multimodal + JSON extraction.
     */
    visionJSON<T = unknown>(opts: {
        system: string;
        prompt: string;
        imageBase64: string;
        mediaType?: "image/png" | "image/jpeg" | "image/gif" | "image/webp";
        schema?: import("zod").ZodSchema<T>;
        model?: ModelTier;
        maxTokens?: number;
    }): Promise<T>;
    completeJSON<T = unknown>(opts: AICompletionOptions & {
        schema?: import("zod").ZodSchema<T>;
    }): Promise<T>;
}
export declare function getAI(): AnthropicClient | null;
export declare function hasAI(): boolean;
export declare function getTracker(): TokenTracker | null;