import type { BaseLanguageModel, BaseLanguageModelCallOptions } from "@langchain/core/language_models/base";
import type { ReasoningEffort } from "./agentConfig.js";
export type ModelCreationOptions = {
    reasoningEffort?: ReasoningEffort;
    ownerLabel?: string;
};
/**
 * Create a LangChain model from a model string
 *
 * Format: "provider:model-name"
 * Examples:
 *  - "anthropic:claude-opus-4-5"
 *  - "anthropic:claude-sonnet-4-5"
 *  - "openai:gpt-4o"
 *  - "openai:gpt-4-turbo"
 *  - "codex:codex-mini-latest"
 *  - "openrouter:openai/gpt-4o"
 *  - "copilot:gpt-4o"
 */
export declare class ModelFactory {
    /**
     * Parse and create a model from a string specification
     */
    static createModel(modelString: string, options?: ModelCreationOptions): string | BaseLanguageModel<any, BaseLanguageModelCallOptions> | undefined;
    /**
     * Validate model string format without creating the model
     */
    static validateModelString(modelString: string): {
        valid: boolean;
        error?: string;
    };
    private static createAnthropicModel;
    private static createOpenAIModel;
    private static createCodexModel;
    private static createOpenRouterModel;
    private static createCopilotModel;
    private static createXAIModel;
    private static createLMStudioModel;
    private static createOllamaModel;
    private static applyOpenAIReasoningEffort;
    private static applyAnthropicThinkingEffort;
    private static supportsOpenAIReasoningEffort;
    private static supportsAnthropicThinking;
    private static warnUnsupportedReasoningEffort;
}