import type { IBackendEndpoints } from '../../endpoints.interface';
import type { IBackendContext } from '../../interfaces';
import type { LLMModel } from '../../interfaces';
import type { IModelRegistry, ModelApi, ModelCost } from '../../interfaces';
export type { LLMModel };
export default class ModelRegistry implements IModelRegistry {
    private readonly endpoints;
    constructor(config?: IBackendContext, endpoints?: IBackendEndpoints);
    fetchModels(headers: Record<string, string>): Promise<LLMModel[]>;
    extractCost(model: LLMModel): ModelCost;
    extractContextWindow(model: LLMModel): number | undefined;
    extractModelApi(model: LLMModel): ModelApi;
}
export declare function fetchModels(baseUrl: string, headers: Record<string, string>): Promise<LLMModel[]>;
export declare function extractCost(model: LLMModel): ModelCost;
export declare function extractContextWindow(model: LLMModel): number | undefined;
export declare function extractModelApi(model: LLMModel): ModelApi;