import { type ClaudeUsageReport } from "./usage.js";
export type { ClaudeUsageReport, ClaudeUsageWindow } from "./usage.js";
export { CLAUDE_USAGE_EVENT, CLAUDE_USAGE_PROVIDER } from "./usage.js";
export interface ClaudeUsageProbe {
    /** Fresh usage, or null when there is nothing to show or reads are switched off. Never rejects. */
    read(): Promise<ClaudeUsageReport | null>;
    /** Stop the idle Claude Code process now. */
    close(): void;
    /** True once the usage API looked changed or kept failing; the probe then stays off. */
    readonly disabled: boolean;
}
interface ProbeQuery {
    close(): void;
    [Symbol.asyncIterator](): AsyncIterator<unknown>;
}
export interface ProbeQueryOptions {
    prompt: AsyncIterable<unknown>;
    pathToClaudeCodeExecutable: string;
    env: Record<string, string | undefined>;
    tools: string[];
    mcpServers: Record<string, never>;
    settingSources: [];
    persistSession: false;
}
export interface ClaudeUsageProbeOptions {
    /** Environment for Claude Code (e.g. the host's login-shell PATH). */
    env?: NodeJS.ProcessEnv;
    /** Claude Code executable; resolved from `env.PATH` when omitted. */
    executablePath?: string;
    /** Close the idle process this long after the last read. Default 2 minutes. */
    idleShutdownMs?: number;
    /** Per-read timeout. Default 15 seconds. */
    readTimeoutMs?: number;
    onDisabled?: (reason: string) => void;
    /** Test seam: start the idle Claude Code query. */
    startQuery?: (options: ProbeQueryOptions) => ProbeQuery;
}
export declare function createClaudeUsageProbe(options?: ClaudeUsageProbeOptions): ClaudeUsageProbe;