import { LLMProviderInterface, ProviderFactoryConfig, ProviderModelInfo, ModelCapabilities, ProviderRequest, InspectedRequest, ProviderResponse, ProviderStreamChunk, ProviderFactoryWithOptions } from '@standardagents/spec';
import { z } from 'zod';
export { GoogleModelPricing, calculateGoogleUsageCost, getGoogleModelPricing } from '@standardagents/provider-pricing';

declare const googleProviderOptions: z.ZodObject<{
    candidateCount: z.ZodOptional<z.ZodNumber>;
    responseModalities: z.ZodOptional<z.ZodArray<z.ZodEnum<{
        TEXT: "TEXT";
        IMAGE: "IMAGE";
        AUDIO: "AUDIO";
    }>>>;
    mediaResolution: z.ZodOptional<z.ZodString>;
    cachedContent: z.ZodOptional<z.ZodString>;
    enableEnhancedCivicAnswers: z.ZodOptional<z.ZodBoolean>;
    labels: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;
    safetySettings: z.ZodOptional<z.ZodArray<z.ZodRecord<z.ZodString, z.ZodUnknown>>>;
    thinkingConfig: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
    imageConfig: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodUnknown>>;
    numberOfImages: z.ZodOptional<z.ZodNumber>;
    negativePrompt: z.ZodOptional<z.ZodString>;
    aspectRatio: z.ZodOptional<z.ZodString>;
    guidanceScale: z.ZodOptional<z.ZodNumber>;
    safetyFilterLevel: z.ZodOptional<z.ZodString>;
    personGeneration: z.ZodOptional<z.ZodString>;
    includeSafetyAttributes: z.ZodOptional<z.ZodBoolean>;
    includeRaiReason: z.ZodOptional<z.ZodBoolean>;
    language: z.ZodOptional<z.ZodString>;
    outputMimeType: z.ZodOptional<z.ZodString>;
    outputCompressionQuality: z.ZodOptional<z.ZodNumber>;
    addWatermark: z.ZodOptional<z.ZodBoolean>;
    imageSize: z.ZodOptional<z.ZodString>;
    enhancePrompt: z.ZodOptional<z.ZodBoolean>;
    editMode: z.ZodOptional<z.ZodString>;
    baseSteps: z.ZodOptional<z.ZodNumber>;
}, z.core.$loose>;
type GoogleProviderOptions = z.infer<typeof googleProviderOptions>;

declare class GoogleProvider implements LLMProviderInterface {
    readonly name = "google";
    readonly specificationVersion: "1";
    private readonly config;
    private client;
    private static readonly cacheTtl;
    private static modelsCache;
    private static modelsCacheTime;
    private static modelMetadataCache;
    constructor(config: ProviderFactoryConfig);
    private getClient;
    supportsModel(modelId: string): boolean;
    getIcon(_modelId?: string): string;
    private getHttpOptions;
    getModels(filter?: string): Promise<ProviderModelInfo[]>;
    private filterModels;
    private getModelMetadata;
    getModelCapabilities(modelId: string): Promise<ModelCapabilities | null>;
    private buildGenerateContentParams;
    private extractImagenRequest;
    inspectRequest(request: ProviderRequest): Promise<InspectedRequest>;
    generate(request: ProviderRequest): Promise<ProviderResponse>;
    private generateImagen;
    stream(request: ProviderRequest): Promise<AsyncIterable<ProviderStreamChunk>>;
    private toProviderError;
}

/**
 * Google Gemini / Imagen provider factory for Standard Agents.
 */
declare const google: ProviderFactoryWithOptions<typeof googleProviderOptions>;

export { GoogleProvider, type GoogleProviderOptions, google, googleProviderOptions };