/**
 * @license
 * Copyright 2025 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { RequestOptions, SingleRequestOptions } from '../types';
import { AI, ImagenGenerationResponse, ImagenInlineImage } from '../public-types';
import { ApiSettings } from '../types/internal';
/**
 * Class for Imagen model APIs that execute on a server-side template.
 *
 * This class should only be instantiated with {@link getTemplateImagenModel}.
 *
 * @deprecated Imagen models are deprecated. Use {@link getGenerativeModel} with a Gemini image
 * model such as `gemini-3.1-flash-lite-image` instead.
 *
 * @beta
 */
export declare class TemplateImagenModel {
    /**
     * @internal
     */
    _apiSettings: ApiSettings;
    /**
     * Additional options to use when making requests.
     */
    requestOptions?: RequestOptions;
    /**
     * @hideconstructor
     */
    constructor(ai: AI, requestOptions?: RequestOptions);
    /**
     * Makes a single call to the model and returns an object containing a single
     * {@link ImagenGenerationResponse}.
     *
     * @param templateId - The ID of the server-side template to execute.
     * @param templateVariables - A key-value map of variables to populate the
     * template with.
     *
     * @beta
     */
    generateImages(templateId: string, templateVariables: object, singleRequestOptions?: SingleRequestOptions): Promise<ImagenGenerationResponse<ImagenInlineImage>>;
}
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