/**
 * xAI (Grok) provider implementation
 *
 * The xAI API is OpenAI-compatible, so this provider talks to it through the
 * OpenAI SDK pointed at xAI's base URL. Requires an API key.
 *
 * HTTP Agent Pooling Status: ✅ IMPLEMENTED
 * Implementation: HttpsAgent with keepAlive: true, configured via httpAgent option
 *
 * Self-registers with the LLM Provider Registry using dependency inversion pattern
 */
import type { LLMCompletionOptions, LLMCompletionResult } from '../../types/llm.types.js';
import { BaseLLMProvider } from '../provider.interface.js';
export declare class XAIProvider extends BaseLLMProvider {
    name: import("../../config/providers.config.js").ProviderName;
    private client;
    complete(options: LLMCompletionOptions): Promise<LLMCompletionResult>;
    getAlternativeModels(currentModel?: string): string[];
    isConfigured(): boolean;
    streamComplete(options: LLMCompletionOptions, onChunk: (chunk: string) => void): Promise<LLMCompletionResult>;
    validateModel(modelName: string): Promise<boolean>;
    private extractUsage;
    private getBaseURL;
    private getClient;
    private processStream;
    /**
     * Resolve `temperature`/`top_p` to send, or `undefined` to omit them entirely.
     * Reasoning-controlled models (see REASONING_CONTROLLED_MODELS) reject both as
     * unsupported parameters.
     */
    private resolveSamplingParams;
}
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