export type Platform = "darwin-arm64" | "darwin-x64" | "win32-x64" | "linux-x64";
export interface PlatformInfo {
    /** GitHub release asset identifier, e.g. "darwin-arm64". */
    asset: string;
    /** Archive extension: "tar.gz" for darwin/linux, "zip" for windows. */
    archive: "tar.gz" | "zip";
    /** Binary filename inside the archive: "monk-router" or "monk-router.exe". */
    binary: string;
}
/**
 * Map a Node.js (process.platform, process.arch) pair to a supported Monk
 * Router platform identifier. Throws if the combination is unsupported.
 */
export declare function detectPlatform(nodePlatform: string, nodeArch: string): Platform;
/**
 * Get the PlatformInfo (archive type, binary name) for a platform.
 */
export declare function platformInfo(p: Platform): PlatformInfo;
/**
 * The GitHub repository that hosts releases. Exported so tests can override
 * via module-level mocking rather than network interception.
 */
export declare const GITHUB_REPO = "themonk-ai/router";
/**
 * Construct the GitHub Releases download URL for a given version + platform.
 *
 * URL pattern:
 *   https://github.com/{repo}/releases/download/v{version}/monk-router-{asset}.{archive}
 *
 * @param version semver version WITHOUT the leading "v" (e.g. "0.1.0")
 * @param platform target platform
 */
export declare function binaryUrl(version: string, platform: Platform): string;
/**
 * Construct the GitHub Releases download URL for the embedding model archive.
 * The model archive is platform-independent (same tar.gz for all platforms).
 *
 * URL pattern:
 *   https://github.com/{repo}/releases/download/v{version}/model-jina-embeddings-v2-base-code.tar.gz
 *
 * @param version semver version WITHOUT the leading "v" (e.g. "0.1.0")
 */
export declare function modelUrl(version: string): string;
/**
 * The model archive filename (used for checksum/signature verification).
 */
export declare const MODEL_ARCHIVE = "model-jina-embeddings-v2-base-code.tar.gz";