/**
 * @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 { AI, BackendType } from '../public-types';
import { ApiSettings } from '../types/internal';
/**
 * Base class for Firebase AI model APIs.
 *
 * Instances of this class are associated with a specific Firebase AI {@link Backend}
 * and provide methods for interacting with the configured generative model.
 *
 * @public
 */
export declare abstract class AIModel {
    /**
     * The fully qualified model resource name to use for generating images
     * (for example, `publishers/google/models/imagen-3.0-generate-002`).
     */
    readonly model: string;
    /**
     * @internal
     */
    _apiSettings: ApiSettings;
    /**
     * Constructs a new instance of the {@link AIModel} class.
     *
     * This constructor should only be called from subclasses that provide
     * a model API.
     *
     * @param ai - an {@link AI} instance.
     * @param modelName - The name of the model being used. It can be in one of the following formats:
     * - `my-model` (short name, will resolve to `publishers/google/models/my-model`)
     * - `models/my-model` (will resolve to `publishers/google/models/my-model`)
     * - `publishers/my-publisher/models/my-model` (fully qualified model name)
     *
     * @throws If the `apiKey` or `projectId` fields are missing in your
     * Firebase config.
     *
     * @internal
     */
    protected constructor(ai: AI, modelName: string);
    /**
     * Normalizes the given model name to a fully qualified model resource name.
     *
     * @param modelName - The model name to normalize.
     * @returns The fully qualified model resource name.
     *
     * @internal
     */
    static normalizeModelName(modelName: string, backendType: BackendType): string;
    /**
     * @internal
     */
    private static normalizeGoogleAIModelName;
    /**
     * @internal
     */
    private static normalizeVertexAIModelName;
}