export declare class OnnxModelError extends Error {
    constructor(message: string);
}
export declare class OnnxRuntimeError extends Error {
    constructor(message: string);
}
export interface OnnxModelConfig {
    name: string;
    modelUrl: string;
    inputNames: string[];
    outputNames: string[];
    inputShapes?: number[][];
    description?: string;
    version?: string;
    isLocal?: boolean;
    localPath?: string;
}
export interface LocalOnnxModelConfig {
    name: string;
    inputNames: string[];
    outputNames: string[];
    inputShapes?: number[][];
    description?: string;
    version?: string;
}
export type ModelLoadingState = 'idle' | 'loading' | 'loaded' | 'failed';
/**
 * Validates the input data against the expected input shapes and types
 * @param inputData The input data to validate
 * @param modelConfig The model configuration
 * @throws Error if validation fails
 */
declare function validateInputData(inputData: Record<string, any>, modelConfig: OnnxModelConfig | LocalOnnxModelConfig): void;
/**
 * Run inference using a local ONNX model file
 *
 * @param modelPath Path to the local ONNX model file or File object in browser
 * @param modelConfig Configuration for the model (input/output names)
 * @param inputData Input data for inference
 * @param options Additional options for running the model
 * @returns Result of the model inference
 */
export declare function runModelFromPath(modelPath: string | File | ArrayBuffer, modelConfig: LocalOnnxModelConfig, inputData: Record<string, any>, options?: {
    cacheResults?: boolean;
    cacheModel?: boolean;
    progressCallback?: (progress: number) => void;
    inferenceOptions?: Record<string, any>;
}): Promise<Record<string, any>>;
export declare function runOnnxInference(modelConfig: OnnxModelConfig, inputData: Record<string, any>, options?: {
    cacheResults?: boolean;
    cacheModel?: boolean;
    progressCallback?: (progress: number) => void;
}): Promise<Record<string, any>>;
export declare function unloadOnnxModel(modelName: string): boolean;
export declare function isWasmSupported(): boolean;
declare global {
    interface Navigator {
        gpu?: any;
    }
}
export declare function isWebGPUSupported(): boolean;
/**
 * Download an ONNX model from a URL and save it for offline use
 *
 * @param modelUrl URL to download the model from
 * @param options Download options
 * @returns Path to the downloaded model or the model buffer (browser)
 */
export declare function downloadModelForOfflineUse(modelUrl: string, options?: {
    modelName?: string;
    progressCallback?: (progress: number) => void;
    saveToIndexedDB?: boolean;
    saveToCache?: boolean;
}): Promise<string | ArrayBuffer>;
/**
 * Load a saved ONNX model from IndexedDB (browser only)
 */
export declare function loadModelFromIndexedDB(modelName: string): Promise<ArrayBuffer | null>;
/**
 * Check if a model exists in the cache
 */
export declare function isModelInCache(modelName: string): boolean;
/**
 * Get available execution providers for the current environment
 */
export declare function getAvailableExecutionProviders(): string[];
export { validateInputData };