import type { LanguageModelCapabilities, LanguageModelInput, LanguageModelPricing, ModelResponse, PartialModelResponse } from "./types.ts";
export interface LanguageModelMetadata {
    /**
     * The pricing per single token for the model. Used to calculate the cost of a response.
     */
    pricing?: LanguageModelPricing;
    /**
     * The capabilities of the model.
     */
    capabilities?: LanguageModelCapabilities;
}
export interface LanguageModel {
    /**
     * The provider of the model, e.g. "openai", "anthropic", "google"
     */
    provider: string;
    /**
     * The ID of the model, e.g. "gpt-3.5-turbo", "haiku"
     */
    modelId: string;
    /**
     * The metadata of the model.
     */
    metadata?: LanguageModelMetadata;
    /**
     * Generates a response to the given input.
     */
    generate(input: LanguageModelInput): Promise<ModelResponse>;
    /**
     * Generates a response to the given input, returning a stream of partial responses.
     */
    stream(input: LanguageModelInput): AsyncGenerator<PartialModelResponse>;
}