export interface DepStatus {
    /** Bin name (what we look for on PATH). */
    bin: string;
    /** npm package that provides it. */
    pkg: string;
    installed: boolean;
    /** Full path found via `where`/`which`, if any. */
    path?: string;
    /** Version from `<bin> --version`, if available. */
    version?: string;
}
/**
 * Pre-flight dependency probe. Cortex 0.3 went standalone — the Engram
 * and Persona MCP subprocesses are no longer spawned — so there is
 * currently nothing to probe. Kept as an extension point: any future
 * runtime that does require an external companion (e.g. a Synapse
 * bridge) plugs its probe in here.
 */
export declare function detectDeps(): Promise<DepStatus[]>;
/**
 * Install one or more npm packages globally. Streams output to stderr so
 * the user sees progress. Resolves with the exit code.
 */
export declare function installGlobally(packages: string[]): Promise<number>;
/** Detect whether the `ollama` CLI is installed locally. */
export declare function detectOllama(): Promise<{
    installed: boolean;
    version?: string;
    path?: string;
}>;
/**
 * Install Ollama using whatever the OS provides. Streams output. Resolves
 * with the exit code. On success, Ollama's installers start the service
 * automatically on Windows and macOS; Linux script starts/enables systemd.
 */
export declare function installOllama(): Promise<number>;
/**
 * Check whether a model is already pulled on the given Ollama host.
 * Returns `undefined` if the host isn't reachable.
 */
export declare function ollamaHasModel(host: string, model: string): Promise<boolean | undefined>;
/** Run `ollama pull <model>`, streaming progress to the user's terminal. */
export declare function ollamaPullModel(model: string): Promise<number>;
/**
 * Wait until Ollama responds at the given host, polling every interval.
 * Returns true if it came up within the timeout, false otherwise.
 */
export declare function waitForOllama(host: string, opts?: {
    timeoutMs?: number;
    intervalMs?: number;
}): Promise<boolean>;
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