import { OCR_18_PACKAGE } from './ocr-multilang-adapter.js';
export type Ocr18DetectState = 'ready' | 'ocr18-missing' | 'binary-missing' | 'llm-config-missing' | 'detection-failed';
export type Ocr18DetectResult = {
    readonly state: Ocr18DetectState;
    readonly npxAvailable: boolean;
    readonly package: typeof OCR_18_PACKAGE;
    readonly warnings: readonly string[];
    readonly nextActions: readonly string[];
};
/** Named code for "npx itself could not be launched" — distinct from "npx is absent". */
export declare const NPX_PROBE_UNRESOLVED_CODE = "NPX_PROBE_UNRESOLVED";
/**
 * `cwd` is where the local npm tree is looked for (defaults to the process
 * cwd, like `runOcr18`'s own `cwd`); the npx cache roots are the machine's.
 */
export declare function detectOcr18(options?: {
    readonly cwd?: string;
}): Ocr18DetectResult;