import type * as SarvamAI from "../index.js";
export interface ResponseInputMessage {
    /** One of `user`, `assistant`, `system`, `developer`. Any other role is `400`. */
    role: ResponseInputMessage.Role;
    /** A string, or an array of content parts. Assistant `output_text` / `input_text` parts are flattened to one string on the way out. A non-text part on an assistant turn is `400`. */
    content?: ResponseInputMessage.Content | undefined;
    /** Optional. Messages may omit this; OpenAI often sends `message`. */
    type?: string | undefined;
    /** Accepts any additional properties */
    [key: string]: any;
}
export declare namespace ResponseInputMessage {
    /** One of `user`, `assistant`, `system`, `developer`. Any other role is `400`. */
    const Role: {
        readonly User: "user";
        readonly Assistant: "assistant";
        readonly System: "system";
        readonly Developer: "developer";
    };
    type Role = (typeof Role)[keyof typeof Role];
    /**
     * A string, or an array of content parts. Assistant `output_text` / `input_text` parts are flattened to one string on the way out. A non-text part on an assistant turn is `400`.
     */
    type Content = string | SarvamAI.ResponseInputContentPart[];
}