/**
 * cli-checkpoint-agent.ts
 *
 * Provider-agnostic agentic loop for the checkpoint agent.
 * Replaces the `claude -p --model haiku` subprocess spawn.
 *
 * Supports: Anthropic (native), OpenAI-compatible (OpenAI, DeepSeek, Groq, etc.)
 */
import { HmemStore } from "./hmem-store.js";
import { HmemConfig } from "./hmem-config.js";
export type Harness = "claude-code" | "codex" | "opencode" | "pi" | "hermes" | "unknown";
/**
 * Detect which AI harness invoked us. Honors explicit HMEM_HARNESS override first
 * (plugins/extensions should set this when they spawn `hmem checkpoint`); falls
 * back to env-var signatures the harnesses set themselves.
 */
export declare function detectHarness(): Harness;
/**
 * Harness-aware provider routing:
 *   - Claude Code → Haiku via `claude -p` subprocess (uses Max OAuth, no API key)
 *   - Codex      → gpt-5.4-mini via OpenAI API (uses OPENAI_API_KEY)
 *   - OpenCode / Pi / Hermes / unknown → user's configured provider (hmem.config.json)
 *
 * The harness routing takes precedence over the configured provider — Claude Code
 * users explicitly want Haiku-via-OAuth (covered by Max), not their DeepSeek key.
 */
export declare function runCheckpointAgent(prompt: string, store: HmemStore, config: HmemConfig, hmemPath?: string): Promise<void>;