/**
 * Ollama LLM client implementation for local models.
 */
import type { LLMClient, Message, CompletionOptions, ProviderInfo, StreamingOptions, StreamingResult } from './client.js';
export interface OllamaClientOptions {
    /** Base URL for Ollama API (defaults to http://localhost:11434) */
    baseUrl?: string;
    /** Default model to use */
    model?: string;
    /** Callback to receive token usage from each API call */
    onUsage?: (inputTokens: number, outputTokens: number) => void;
}
/**
 * Ollama LLM client for local model inference.
 */
export declare class OllamaClient implements LLMClient {
    private baseUrl;
    private defaultModel;
    private logger;
    private onUsage?;
    constructor(options?: OllamaClientOptions);
    getProviderInfo(): ProviderInfo;
    chat(messages: Message[], options?: CompletionOptions): Promise<string>;
    complete(prompt: string, options?: CompletionOptions): Promise<string>;
    parseJSON<T>(response: string): T;
    stream(prompt: string, options?: StreamingOptions): Promise<StreamingResult>;
    streamChat(messages: Message[], options?: StreamingOptions): Promise<StreamingResult>;
    /**
     * Check if Ollama is running and accessible.
     */
    isAvailable(): Promise<boolean>;
    /**
     * List available models.
     */
    listModels(): Promise<string[]>;
}
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