import type { RuntimeModelReference } from "@mono-agent/runtime-adapter";
import type { AgentHarnessRequest } from "../types.js";
export declare function createDefaultRunId(): string;
/**
 * Derives a run's `source` (and optional `sourceDetail`) from its request
 * metadata, for the recorder factory input. Priority order mirrors how each
 * channel/trigger stamps `request.metadata`:
 *  1. `metadata.source === "web"` or `"tui"` (the operator endpoint injects this)
 *  2. `metadata.cron` present → "cron", detail = `metadata.cron.jobId` (string)
 *  3. `metadata.webhook` present → "webhook", detail = `metadata.webhook.endpointName` (string)
 *  4. `metadata.slack` / `metadata.telegram` / `metadata.messenger` present →
 *     that channel name
 *  5. otherwise falls back to {@link deriveRunSource}'s conversationId-prefix
 *     derivation, so unrecognized/legacy metadata still gets a best-effort source.
 * Never throws — `metadata` is `Record<string, unknown> | undefined` and any
 * unexpected shape (e.g. `cron` not itself a record) just falls through.
 */
export declare function runSourceFromRequest(request: Pick<AgentHarnessRequest, "conversationId" | "metadata">): {
    readonly source?: string;
    readonly sourceDetail?: string;
};
/**
 * A cron/proactive request carries a `cron` metadata block (set by the cron
 * scheduler when it fires a job). Used to scope the proactive-session-isolation
 * opt-in to scheduled runs without touching interactive turns.
 */
export declare function isCronRequest(request: AgentHarnessRequest): boolean;
/**
 * This reader selects the requested session primary before context assembly;
 * its metadata precedence must match agent-app readOverride so the declared
 * binding and executed model agree.
 */
export declare function requestSessionModel(request: AgentHarnessRequest, defaultModel: RuntimeModelReference): RuntimeModelReference;
export declare function requestOverridesModel(request: AgentHarnessRequest, defaultModel: RuntimeModelReference): boolean;
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