import { type FromUrlOptions } from "./remote.js";
export interface TextResourceContents {
    uri: string;
    mimeType: string;
    text: string;
}
export interface BlobResourceContents {
    uri: string;
    mimeType: string;
    blob: string;
}
export interface EmbeddedResource {
    type: "resource";
    resource: TextResourceContents | BlobResourceContents;
}
export declare class File {
    private readonly data;
    private readonly mimeType;
    private readonly isText;
    private readonly name?;
    private readonly charset;
    private constructor();
    static fromUrl(url: string, options?: FromUrlOptions): Promise<File>;
    static fromBytes(data: Uint8Array, mimeType: string): File;
    static fromText(text: string, mimeType?: string): File;
    static fromBase64(base64: string, mimeType: string): File;
    toContentBlock(): EmbeddedResource;
}