/**
 * Google provider - implements the {@link LLMProvider} contract for Google's
 * Generative Language API (direct + via Veryfront Cloud).
 *
 * Ported from `src/provider/runtime-loader.ts` as part of PR 13.
 *
 * @module extensions/ext-llm-google/google-provider
 */
import type { LLMProvider, LLMProviderConfig } from "veryfront/extensions/llm";
import type { EmbeddingRuntime, ModelRuntime, RuntimeAssistantContentPart } from "veryfront/provider/types";
import { buildProviderError, isNumberArray, mergeUsage, parseRetryAfterMs, parseSseChunk, ProviderError, ProviderOverloadedError, ProviderQuotaError, ProviderRateLimitError, ProviderRequestError, TOOL_INPUT_PENDING_THRESHOLD_MS, unwrapToolInputSchema } from "veryfront/provider/shared";
import { type OpenAICompatibleLanguageOptions } from "./google-request-builder.js";
export { buildProviderError, isNumberArray, mergeUsage, parseRetryAfterMs, parseSseChunk, ProviderError, ProviderOverloadedError, ProviderQuotaError, ProviderRateLimitError, ProviderRequestError, TOOL_INPUT_PENDING_THRESHOLD_MS, unwrapToolInputSchema, };
export interface GoogleRuntimeConfig {
    apiKey: string;
    baseURL?: string;
    name?: string;
    fetch?: typeof globalThis.fetch;
}
export declare function createGoogleModelRuntime(config: GoogleRuntimeConfig, modelId: string): ModelRuntime<OpenAICompatibleLanguageOptions, RuntimeAssistantContentPart>;
export declare function createGoogleEmbeddingRuntime(config: GoogleRuntimeConfig, modelId: string): EmbeddingRuntime;
export declare class GoogleProvider implements LLMProvider {
    readonly id = "google";
    createModel(modelId: string, config: LLMProviderConfig): ModelRuntime<OpenAICompatibleLanguageOptions, RuntimeAssistantContentPart>;
    createEmbedding(modelId: string, config: LLMProviderConfig): EmbeddingRuntime;
}
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