/**
 * OpenAI-compatible provider adapter.
 *
 * Creates an OpenAI client pointed at a custom base URL, enabling use with
 * any OpenAI-compatible API server (e.g. Ollama, LM Studio, vLLM, Together AI).
 *
 * Reuses all tool conversion, message conversion, and response normalisation
 * logic from OpenAIAdapter by extending it with a custom base URL and a
 * default API key of "not-needed" (required by the openai SDK but ignored
 * by servers like Ollama that don't require authentication).
 */
import { OpenAIAdapter } from "./openai.js";
import type { ChatParams, ChatResponse, LLMClient } from "./types.js";
/**
 * LLMClient implementation for OpenAI-compatible endpoints.
 *
 * Extends OpenAIAdapter with a required `endpoint` (baseURL) parameter.
 * All tool conversion and response normalisation is inherited from
 * OpenAIAdapter — only the client configuration differs.
 *
 * Usage example (Ollama):
 * ```ts
 * const client = new OpenAICompatAdapter(
 *   "http://localhost:11434/v1",
 *   "llama3",
 * );
 * ```
 */
export declare class OpenAICompatAdapter extends OpenAIAdapter implements LLMClient {
    /**
     * CostMeter lookups from the inherited `chat()` must use DeepSeek/Grok
     * prices, not OpenAI's — override the discriminator (sc-2-3).
     */
    protected readonly costProvider: "openai-compat";
    /**
     * @param endpoint - Required base URL of the OpenAI-compatible server
     *   (e.g. "http://localhost:11434/v1" for Ollama).
     * @param model - Model identifier to use with this server.
     * @param apiKey - Optional API key. Defaults to "not-needed" for servers
     *   that do not require authentication (e.g. Ollama).
     */
    constructor(endpoint: string, model: string, apiKey?: string);
    /**
     * OpenAI-compatible endpoints (DeepSeek, Grok, Ollama, LM Studio, …) have no
     * standard file/document-input surface. Rather than inherit OpenAIAdapter's
     * `file` content-part rendering and let the upstream endpoint reject it (or,
     * worse, silently ignore it), fail loudly so the caller routes documents to a
     * provider that supports them. Requests without `documents` delegate
     * unchanged to OpenAIAdapter.
     */
    chat(params: ChatParams): Promise<ChatResponse>;
}
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