import { type AgentTitleParts } from "../timeline/platform-activity-presentation.js";
import type { MachineInputMember } from "../timeline/types.js";
import { type OpenGeniText } from "../messages/runtime.js";
export declare const MACHINE_INPUT_META: (t: OpenGeniText) => Record<MachineInputMember["kind"], string>;
/**
 * Collapsed landmark label for a coalesced machine-input batch.
 * Same-kind batches get a natural plural; mixed kinds stay short.
 * When every agent update's sender has a known title, the label names them
 * ("Update from Release audit", "3 updates from Audit and Flake · Wait ended").
 */
export declare function machineInputBatchLabel(t: OpenGeniText, members: readonly MachineInputMember[], titleFor?: ((sessionId: string) => string | null) | undefined): string;
/** Strip protocol prefixes and worker/session UUIDs from display summaries. */
export declare function cleanMachineInputSummary(summary: string): string;
export declare function readableMachineInputSource(sourceId: string): string | null;
/** True when a cleaned single-member summary adds meaning beyond the pill label. */
export declare function machineInputSummaryIsUseful(t: OpenGeniText, kind: MachineInputMember["kind"], cleanedSummary: string): boolean;
/** Members sent by (or about) another agent session. */
export declare function isAgentMember(member: Pick<MachineInputMember, "kind">): boolean;
/** The agent session a member came from; only typed UUID sources route. */
export declare function agentMemberSessionId(member: Pick<MachineInputMember, "kind" | "sourceId">): string | null;
/**
 * The row title for an agent member. A child result only means the agent went
 * idle, so it reads "Result from …", never "finished".
 */
export declare function agentMemberTitle(t: OpenGeniText, member: Pick<MachineInputMember, "kind" | "classification">, name: string | null): AgentTitleParts;
/**
 * Human text for an agent member: the agent's own words where the summary
 * carries them, without the model-facing "Worker <id> …" framing. `preview`
 * is the most useful single passage; `body` is everything worth reading.
 */
export declare function agentMemberText(t: OpenGeniText, member: Pick<MachineInputMember, "kind" | "summary">): {
    preview: string;
    body: string;
};