/**
 * Agentic QE v3 - Claude Provider
 * ADR-011: LLM Provider System for Quality Engineering
 *
 * Primary LLM provider using Anthropic's Claude API.
 * Supports Claude Opus 4.5, Sonnet 4, and Haiku 3.5 models.
 */
import { LLMProvider, LLMProviderType, ClaudeConfig, Message, GenerateOptions, EmbedOptions, CompleteOptions, LLMResponse, EmbeddingResponse, CompletionResponse, HealthCheckResult } from '../interfaces';
/**
 * Default Claude configuration
 */
export declare const DEFAULT_CLAUDE_CONFIG: ClaudeConfig;
/**
 * Claude LLM provider implementation
 */
export declare class ClaudeProvider implements LLMProvider {
    readonly type: LLMProviderType;
    readonly name: string;
    private config;
    private requestId;
    constructor(config?: Partial<ClaudeConfig>);
    /**
     * Check if Claude is available and configured
     */
    isAvailable(): Promise<boolean>;
    /**
     * Health check with latency measurement
     */
    healthCheck(): Promise<HealthCheckResult>;
    /**
     * Generate text from a prompt or messages
     */
    generate(input: string | Message[], options?: GenerateOptions): Promise<LLMResponse>;
    /**
     * Generate embedding for text
     * Note: Claude doesn't have a native embedding API, so we use a text-based approach
     */
    embed(_text: string, _options?: EmbedOptions): Promise<EmbeddingResponse>;
    /**
     * Complete a partial text (code completion style)
     */
    complete(prompt: string, options?: CompleteOptions): Promise<CompletionResponse>;
    /**
     * Get current provider configuration
     */
    getConfig(): ClaudeConfig;
    /**
     * Get supported models
     */
    getSupportedModels(): string[];
    /**
     * Get cost per token for current model
     */
    getCostPerToken(): {
        input: number;
        output: number;
    };
    /**
     * Dispose provider resources
     */
    dispose(): Promise<void>;
    /**
     * Get API key from config or environment
     */
    private getApiKey;
    /**
     * Get base URL
     */
    private getBaseUrl;
    /**
     * Get request headers
     */
    private getHeaders;
    /**
     * Format input to messages array
     */
    private formatMessages;
    /**
     * Map Claude finish reason to standard format
     */
    private mapFinishReason;
    /**
     * Handle API errors with proper error types
     */
    private handleApiError;
    /**
     * Fetch with timeout
     */
    private fetchWithTimeout;
    /**
     * Fetch with retry logic
     */
    private fetchWithRetry;
    /**
     * Sleep utility
     */
    private sleep;
}
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